Vulnerability Details CVE-2018-1000001
In glibc 2.26 and earlier there is confusion in the usage of getcwd() by realpath() which can be used to write before the destination buffer leading to a buffer underflow and potential code execution.
Exploit prediction scoring system (EPSS) score
EPSS Score 0.456
EPSS Ranking 97.4%
CVSS Severity
CVSS v3 Score 7.8
CVSS v2 Score 7.2
Products affected by CVE-2018-1000001
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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:2.3.1
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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:2.5.1
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cpe:2.3:a:gnu:glibc:2.6.1
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cpe:2.3:a:redhat:virtualization_host:4.0
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cpe:2.3:o:canonical:ubuntu_linux:12.04
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cpe:2.3:o:canonical:ubuntu_linux:14.04
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cpe:2.3:o:canonical:ubuntu_linux:16.04
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cpe:2.3:o:canonical:ubuntu_linux:17.10
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cpe:2.3:o:redhat:enterprise_linux_desktop:7.0
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cpe:2.3:o:redhat:enterprise_linux_server:7.0
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cpe:2.3:o:redhat:enterprise_linux_server_aus:7.6
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cpe:2.3:o:redhat:enterprise_linux_server_eus:7.6
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cpe:2.3:o:redhat:enterprise_linux_server_tus:7.6
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cpe:2.3:o:redhat:enterprise_linux_workstation:7.0