Vulnerability Details CVE-2021-3999
                A flaw was found in glibc. An off-by-one buffer overflow and underflow in getcwd() may lead to memory corruption when the size of the buffer is exactly 1. A local attacker who can control the input buffer and size passed to getcwd() in a setuid program could use this flaw to potentially execute arbitrary code and escalate their privileges on the system.
                
                    Exploit prediction scoring system (EPSS) score
                    
                        
                            EPSS Score 0.01
                        
                    
                    
                        
                            EPSS Ranking 76.6%
                        
                    
                 
                
                    CVSS Severity
                    
                        
                            CVSS v3 Score 7.8
                        
                    
                    
                 
                
                
                
                    
                
                
                    
                        Products affected by CVE-2021-3999
                        
                            
                                
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                                            cpe:2.3:a:gnu:glibc:0.4.1
                                        
                                     
                                 
                            
                                
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                                            cpe:2.3:a:gnu:glibc:1.06.1
                                        
                                     
                                 
                            
                                
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                                            cpe:2.3:a:gnu:glibc:1.06.10
                                        
                                     
                                 
                            
                                
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                                            cpe:2.3:a:gnu:glibc:1.06.11
                                        
                                     
                                 
                            
                                
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                                            cpe:2.3:a:gnu:glibc:1.06.12
                                        
                                     
                                 
                            
                                
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                                            cpe:2.3:a:gnu:glibc:1.06.13
                                        
                                     
                                 
                            
                                
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                                            cpe:2.3:a:gnu:glibc:1.06.2
                                        
                                     
                                 
                            
                                
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                                            cpe:2.3:a:gnu:glibc:1.06.3
                                        
                                     
                                 
                            
                                
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                                            cpe:2.3:a:gnu:glibc:1.06.4
                                        
                                     
                                 
                            
                                
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                                            cpe:2.3:a:gnu:glibc:1.06.6
                                        
                                     
                                 
                            
                                
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                                            cpe:2.3:a:gnu:glibc:1.06.7
                                        
                                     
                                 
                            
                                
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                                            cpe:2.3:a:gnu:glibc:1.06.8
                                        
                                     
                                 
                            
                                
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                                            cpe:2.3:a:gnu:glibc:1.06.9
                                        
                                     
                                 
                            
                                
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                                            cpe:2.3:a:gnu:glibc:1.07.1
                                        
                                     
                                 
                            
                                
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                                            cpe:2.3:a:gnu:glibc:1.07.2
                                        
                                     
                                 
                            
                                
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                                            cpe:2.3:a:gnu:glibc:1.07.3
                                        
                                     
                                 
                            
                                
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                                            cpe:2.3:a:gnu:glibc:1.07.4
                                        
                                     
                                 
                            
                                
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                                            cpe:2.3:a:gnu:glibc:1.07.5
                                        
                                     
                                 
                            
                                
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                                            cpe:2.3:a:gnu:glibc:1.07.6
                                        
                                     
                                 
                            
                                
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                                            cpe:2.3:a:gnu:glibc:1.08.1
                                        
                                     
                                 
                            
                                
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                                            cpe:2.3:a:gnu:glibc:1.08.10
                                        
                                     
                                 
                            
                                
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                                            cpe:2.3:a:gnu:glibc:1.08.11
                                        
                                     
                                 
                            
                                
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                                            cpe:2.3:a:gnu:glibc:1.08.12
                                        
                                     
                                 
                            
                                
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                                            cpe:2.3:a:gnu:glibc:1.08.13
                                        
                                     
                                 
                            
                                
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                                            cpe:2.3:a:gnu:glibc:1.08.14
                                        
                                     
                                 
                            
                                
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                                            cpe:2.3:a:gnu:glibc:1.08.3
                                        
                                     
                                 
                            
                                
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                                            cpe:2.3:a:gnu:glibc:1.08.4
                                        
                                     
                                 
                            
                                
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                                            cpe:2.3:a:gnu:glibc:1.08.5
                                        
                                     
                                 
                            
                                
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                                            cpe:2.3:a:gnu:glibc:1.08.6
                                        
                                     
                                 
                            
                                
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                                            cpe:2.3:a:gnu:glibc:1.08.7
                                        
                                     
                                 
                            
                                
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                                            cpe:2.3:a:gnu:glibc:1.08.8
                                        
                                     
                                 
                            
                                
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                                            cpe:2.3:a:gnu:glibc:1.08.9
                                        
                                     
                                 
                            
                                
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                                            cpe:2.3:a:gnu:glibc:1.09.1
                                        
                                     
                                 
                            
                                
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                                            cpe:2.3:a:gnu:glibc:1.09.2
                                        
                                     
                                 
                            
                                
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                                            cpe:2.3:a:gnu:glibc:1.09.3
                                        
                                     
                                 
                            
                                
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                                            cpe:2.3:a:gnu:glibc:1.09.5
                                        
                                     
                                 
                            
                                
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                                            cpe:2.3:a:gnu:glibc:2.0.1
                                        
                                     
                                 
                            
                                
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                                            cpe:2.3:a:gnu:glibc:2.0.100
                                        
                                     
                                 
                            
                                
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                                            cpe:2.3:a:gnu:glibc:2.0.101
                                        
                                     
                                 
                            
                                
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                                            cpe:2.3:a:gnu:glibc:2.0.103
                                        
                                     
                                 
                            
                                
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                                            cpe:2.3:a:gnu:glibc:2.0.106
                                        
                                     
                                 
                            
                                
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                                            cpe:2.3:a:gnu:glibc:2.0.112
                                        
                                     
                                 
                            
                                
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                                            cpe:2.3:a:gnu:glibc:2.0.2
                                        
                                     
                                 
                            
                                
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                                            cpe:2.3:a:gnu:glibc:2.0.3
                                        
                                     
                                 
                            
                                
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                                            cpe:2.3:a:gnu:glibc:2.0.4
                                        
                                     
                                 
                            
                                
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                                            cpe:2.3:a:gnu:glibc:2.0.5
                                        
                                     
                                 
                            
                                
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                                            cpe:2.3:a:gnu:glibc:2.0.6
                                        
                                     
                                 
                            
                                
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                                            cpe:2.3:a:gnu:glibc:2.0.92
                                        
                                     
                                 
                            
                                
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                                            cpe:2.3:a:gnu:glibc:2.0.95
                                        
                                     
                                 
                            
                                
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                                            cpe:2.3:a:gnu:glibc:2.0.96
                                        
                                     
                                 
                            
                                
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                                            cpe:2.3:a:gnu:glibc:2.0.97
                                        
                                     
                                 
                            
                                
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                                            cpe:2.3:a:gnu:glibc:2.0.98
                                        
                                     
                                 
                            
                                
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                                            cpe:2.3:a:gnu:glibc:2.0.99
                                        
                                     
                                 
                            
                                
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                                            cpe:2.3:a:gnu:glibc:2.1.1
                                        
                                     
                                 
                            
                                
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                                            cpe:2.3:a:gnu:glibc:2.1.1.6
                                        
                                     
                                 
                            
                                
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                                            cpe:2.3:a:gnu:glibc:2.1.2
                                        
                                     
                                 
                            
                                
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                                            cpe:2.3:a:gnu:glibc:2.1.3
                                        
                                     
                                 
                            
                                
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                                            cpe:2.3:a:gnu:glibc:2.1.3.10
                                        
                                     
                                 
                            
                                
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                                            cpe:2.3:a:gnu:glibc:2.1.9
                                        
                                     
                                 
                            
                                
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                                            cpe:2.3:a:gnu:glibc:2.1.91
                                        
                                     
                                 
                            
                                
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                                            cpe:2.3:a:gnu:glibc:2.1.92
                                        
                                     
                                 
                            
                                
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                                            cpe:2.3:a:gnu:glibc:2.1.93
                                        
                                     
                                 
                            
                                
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                                            cpe:2.3:a:gnu:glibc:2.1.94
                                        
                                     
                                 
                            
                                
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                                            cpe:2.3:a:gnu:glibc:2.1.95
                                        
                                     
                                 
                            
                                
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                                            cpe:2.3:a:gnu:glibc:2.1.96
                                        
                                     
                                 
                            
                                
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                                            cpe:2.3:a:gnu:glibc:2.1.97
                                        
                                     
                                 
                            
                                
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                                            cpe:2.3:a:gnu:glibc:2.10.1
                                        
                                     
                                 
                            
                                
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                                            cpe:2.3:a:gnu:glibc:2.10.2
                                        
                                     
                                 
                            
                                
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                                            cpe:2.3:a:gnu:glibc:2.11.1
                                        
                                     
                                 
                            
                                
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                                            cpe:2.3:a:gnu:glibc:2.11.2
                                        
                                     
                                 
                            
                                
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                                            cpe:2.3:a:gnu:glibc:2.11.3
                                        
                                     
                                 
                            
                                
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                                            cpe:2.3:a:gnu:glibc:2.12.0
                                        
                                     
                                 
                            
                                
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                                            cpe:2.3:a:gnu:glibc:2.12.1
                                        
                                     
                                 
                            
                                
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                                            cpe:2.3:a:gnu:glibc:2.12.2
                                        
                                     
                                 
                            
                                
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                                            cpe:2.3:a:gnu:glibc:2.14.1
                                        
                                     
                                 
                            
                                
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                                            cpe:2.3:a:gnu:glibc:2.14.9000
                                        
                                     
                                 
                            
                                
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                                            cpe:2.3:a:gnu:glibc:2.16.0
                                        
                                     
                                 
                            
                                
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                                            cpe:2.3:a:gnu:glibc:2.16.90
                                        
                                     
                                 
                            
                                
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                                            cpe:2.3:a:gnu:glibc:2.17.90
                                        
                                     
                                 
                            
                                
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                                            cpe:2.3:a:gnu:glibc:2.18.90
                                        
                                     
                                 
                            
                                
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                                            cpe:2.3:a:gnu:glibc:2.19.90
                                        
                                     
                                 
                            
                                
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                                            cpe:2.3:a:gnu:glibc:2.2.1
                                        
                                     
                                 
                            
                                
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                                            cpe:2.3:a:gnu:glibc:2.2.2
                                        
                                     
                                 
                            
                                
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                                            cpe:2.3:a:gnu:glibc:2.2.3
                                        
                                     
                                 
                            
                                
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                                            cpe:2.3:a:gnu:glibc:2.2.4
                                        
                                     
                                 
                            
                                
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                                            cpe:2.3:a:gnu:glibc:2.2.5
                                        
                                     
                                 
                            
                                
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                                            cpe:2.3:a:gnu:glibc:2.20.90
                                        
                                     
                                 
                            
                                
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                                            cpe:2.3:a:gnu:glibc:2.21.90
                                        
                                     
                                 
                            
                                
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                                            cpe:2.3:a:gnu:glibc:2.22.90
                                        
                                     
                                 
                            
                                
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                                            cpe:2.3:a:gnu:glibc:2.23.90
                                        
                                     
                                 
                            
                                
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                                            cpe:2.3:a:gnu:glibc:2.24.90
                                        
                                     
                                 
                            
                                
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                                            cpe:2.3:a:gnu:glibc:2.25.90
                                        
                                     
                                 
                            
                                
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                                            cpe:2.3:a:gnu:glibc:2.26.9000
                                        
                                     
                                 
                            
                                
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                                            cpe:2.3:a:gnu:glibc:2.27.9000
                                        
                                     
                                 
                            
                                
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                                            cpe:2.3:a:gnu:glibc:2.28.9000
                                        
                                     
                                 
                            
                                
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                                            cpe:2.3:a:gnu:glibc:2.29.9000
                                        
                                     
                                 
                            
                                
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                                            cpe:2.3:a:gnu:glibc:2.3.1
                                        
                                     
                                 
                            
                                
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                                            cpe:2.3:a:gnu:glibc:2.3.10
                                        
                                     
                                 
                            
                                
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                                            cpe:2.3:a:gnu:glibc:2.3.2
                                        
                                     
                                 
                            
                                
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                                            cpe:2.3:a:gnu:glibc:2.3.3
                                        
                                     
                                 
                            
                                
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                                            cpe:2.3:a:gnu:glibc:2.3.4
                                        
                                     
                                 
                            
                                
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                                            cpe:2.3:a:gnu:glibc:2.3.5
                                        
                                     
                                 
                            
                                
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                                            cpe:2.3:a:gnu:glibc:2.3.6
                                        
                                     
                                 
                            
                                
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                                            cpe:2.3:a:gnu:glibc:2.30.9000
                                        
                                     
                                 
                            
                                
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                                            cpe:2.3:a:gnu:glibc:2.5.1
                                        
                                     
                                 
                            
                                
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                                            cpe:2.3:a:gnu:glibc:2.6.1
                                        
                                     
                                 
                            
                                
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                                            cpe:2.3:a:netapp:e-series_performance_analyzer:-
                                        
                                     
                                 
                            
                                
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                                            cpe:2.3:a:netapp:nfs_plug-in:*
                                        
                                     
                                 
                            
                                
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                                            cpe:2.3:a:netapp:ontap_select_deploy_administration_utility:-
                                        
                                     
                                 
                            
                                
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                                            cpe:2.3:o:debian:debian_linux:10.0
                                        
                                     
                                 
                            
                                
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                                            cpe:2.3:o:debian:debian_linux:11.0
                                        
                                     
                                 
                            
                                
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                                            cpe:2.3:o:netapp:h300s_firmware:-
                                        
                                     
                                 
                            
                                
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                                            cpe:2.3:o:netapp:h410c_firmware:-
                                        
                                     
                                 
                            
                                
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                                            cpe:2.3:o:netapp:h410s_firmware:-
                                        
                                     
                                 
                            
                                
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                                            cpe:2.3:o:netapp:h500s_firmware:-
                                        
                                     
                                 
                            
                                
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                                            cpe:2.3:o:netapp:h700s_firmware:-