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CVE-2020-13776

Description

systemd through v245 mishandles numerical usernames such as ones composed of decimal digits or 0x followed by hex digits, as demonstrated by use of root privileges when privileges of the 0x0 user account were intended. NOTE: this issue exists because of an incomplete fix for CVE-2017-1000082.

Risk Information

Base Score
6.7
MODERATE
Vector
CVSS:3.1/AV:L/AC:H/PR:L/UI:R/S:U/C:H/I:H/A:H
EPSS Score
Exploitation Probability
0.128

Associated Vulnerability

VulnerabilityOS Platform
(RHSA-2021:1611) systemd security, bug fix, and enhancement update systemd-239-45.el8.i686.rpmLinux
(RHSA-2021:1611) systemd security, bug fix, and enhancement update systemd-239-45.el8.x86_64.rpmLinux
(RHSA-2021:1611) systemd security, bug fix, and enhancement update systemd-container-239-45.el8.i686.rpmLinux
(RHSA-2021:1611) systemd security, bug fix, and enhancement update systemd-container-239-45.el8.x86_64.rpmLinux
(RHSA-2021:1611) systemd security, bug fix, and enhancement update systemd-debugsource-239-45.el8.i686.rpmLinux
(RHSA-2021:1611) systemd security, bug fix, and enhancement update systemd-debugsource-239-45.el8.x86_64.rpmLinux
(RHSA-2021:1611) systemd security, bug fix, and enhancement update systemd-devel-239-45.el8.i686.rpmLinux
(RHSA-2021:1611) systemd security, bug fix, and enhancement update systemd-devel-239-45.el8.x86_64.rpmLinux
(RHSA-2021:1611) systemd security, bug fix, and enhancement update systemd-journal-remote-239-45.el8.x86_64.rpmLinux
(RHSA-2021:1611) systemd security, bug fix, and enhancement update systemd-libs-239-45.el8.i686.rpmLinux
(RHSA-2021:1611) systemd security, bug fix, and enhancement update systemd-libs-239-45.el8.x86_64.rpmLinux
(RHSA-2021:1611) systemd security, bug fix, and enhancement update systemd-pam-239-45.el8.x86_64.rpmLinux
(RHSA-2021:1611) systemd security, bug fix, and enhancement update systemd-tests-239-45.el8.x86_64.rpmLinux
(RHSA-2021:1611) systemd security, bug fix, and enhancement update systemd-udev-239-45.el8.x86_64.rpmLinux

Patch Details

No records found

References

https://nvd.nist.gov/vuln/detail/CVE-2023-1234
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2023-1234