What’s Vulnerable › Vulnerabilities

CVE-2012-0871

• Severity: medium (CVSS 6.3 v2.0)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.4% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2014-04-18 · updated 2026-06-16
• Weakness: CWE-59

Description

The session_link_x11_socket function in login/logind-session.c in systemd-logind in systemd, possibly 37 and earlier, allows local users to create or overwrite arbitrary files via a symlink attack on the X11 user directory in /run/user/.

Affected products

• Opensuse: 12.1
• systemd: through 037; 1, 2, 3, 4, 5, 6 (+30)

References

• http://cgit.freedesktop.org/systemd/systemd/commit/?id=fc3c1c6e091ea16ad5600b145201ec535bbb5d7c
• http://lists.opensuse.org/opensuse-security-announce/2012-02/msg00030.html
• http://www.osvdb.org/79768
• https://bugzilla.novell.com/show_bug.cgi?id=747154
• https://bugzilla.redhat.com/show_bug.cgi?id=795853
• http://cgit.freedesktop.org/systemd/systemd/commit/?id=fc3c1c6e091ea16ad5600b145201ec535bbb5d7c
• http://lists.opensuse.org/opensuse-security-announce/2012-02/msg00030.html
• http://www.osvdb.org/79768
• https://bugzilla.novell.com/show_bug.cgi?id=747154
• https://bugzilla.redhat.com/show_bug.cgi?id=795853

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