{"id":"CVE-2012-0871","url":"https://www.cyber-defence.io/tools/cve/CVE-2012-0871","generatedAt":"2026-10-27T17:43:47.758Z","title":"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/.","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/.","published":"2014-04-18T14:55:25.000Z","lastModified":"2026-06-16T23:38:26.000Z","status":"Modified","sourceIdentifier":"secalert@redhat.com","cvss":{"version":"2.0","score":6.3,"severity":"MEDIUM","vector":"AV:L/AC:M/Au:N/C:N/I:C/A:C"},"cwe":["CWE-59"],"affected":["systemd project/systemd","opensuse/opensuse"],"epss":{"score":0.00352,"percentile":0.28652,"date":"2026-10-26","history":[]},"kev":{"listed":false},"exploits":{"count":0,"verified":false,"firstPublished":null,"source":"Exploit-DB (https://gitlab.com/exploit-database/exploitdb)","entries":[]},"verdict":{"level":"low","text":"Lower severity and a low EPSS score (0.35%). Track it; it rarely justifies an emergency change on its own."},"changes":[],"references":[{"url":"http://cgit.freedesktop.org/systemd/systemd/commit/?id=fc3c1c6e091ea16ad5600b145201ec535bbb5d7c","source":"secalert@redhat.com"},{"url":"http://lists.opensuse.org/opensuse-security-announce/2012-02/msg00030.html","source":"secalert@redhat.com"},{"url":"http://www.osvdb.org/79768","source":"secalert@redhat.com"},{"url":"https://bugzilla.novell.com/show_bug.cgi?id=747154","source":"secalert@redhat.com"},{"url":"https://bugzilla.redhat.com/show_bug.cgi?id=795853","source":"secalert@redhat.com"},{"url":"http://cgit.freedesktop.org/systemd/systemd/commit/?id=fc3c1c6e091ea16ad5600b145201ec535bbb5d7c","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://lists.opensuse.org/opensuse-security-announce/2012-02/msg00030.html","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://www.osvdb.org/79768","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://bugzilla.novell.com/show_bug.cgi?id=747154","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://bugzilla.redhat.com/show_bug.cgi?id=795853","source":"af854a3a-2127-422b-91ae-364da2661108"}],"sources":{"nvd":"https://nvd.nist.gov/vuln/detail/CVE-2012-0871","epss":"https://www.first.org/epss/","kev":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog","exploitdb":"https://www.exploit-db.com/"},"licence":"CC BY 4.0 — link back to the CVE Explorer if you publish the results; upstream data remains subject to its own terms."}