The (1) check_update.sh and (2) rkhunter script in Rootkit Hunter before 1.2.3-r1 create temporary files with predictable file names, which allows local users to overwrite arbitrary files via a symlink attack.
                
                    Exploit prediction scoring system (EPSS) score
                    
                        
                            EPSS Score 0.001
                        
                    
                    
                        
                            EPSS Ranking 24.2%