CVE-2012-0871
medium
CVSS v3
—
CVSS v2
6.3
VIR risk
6.3
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/.
Predictions
Exploit likelihood
20%
Patch ETA
—
Heuristic predictions, AS-IS, for prioritization only.
Mitigations
Vendor advisory: debian — https://security-tracker.debian.org/tracker/CVE-2012-0871
OS impact
| OS | Version | Status | Fixed in |
|---|---|---|---|
| suse | 12.1 | affected | |
| debian | bookworm | fixed | 43-1 |
| debian | bullseye | fixed | 43-1 |
| debian | forky | fixed | 43-1 |
| debian | sid | fixed | 43-1 |
| debian | trixie | fixed | 43-1 |
Application impact
| Vendor | Product | Versions | Fixed |
|---|---|---|---|
| systemd_project | systemd | {"endIncluding":"037"} | |
| systemd_project | systemd | 1 | |
| systemd_project | systemd | 2 | |
| systemd_project | systemd | 3 | |
| systemd_project | systemd | 4 | |
| systemd_project | systemd | 5 | |
| systemd_project | systemd | 6 | |
| systemd_project | systemd | 7 | |
| systemd_project | systemd | 8 | |
| systemd_project | systemd | 9 | |
| systemd_project | systemd | 10 | |
| systemd_project | systemd | 11 | |
| systemd_project | systemd | 12 | |
| systemd_project | systemd | 13 | |
| systemd_project | systemd | 14 | |
| systemd_project | systemd | 15 | |
| systemd_project | systemd | 16 | |
| systemd_project | systemd | 17 | |
| systemd_project | systemd | 18 | |
| systemd_project | systemd | 19 | |
| systemd_project | systemd | 20 | |
| systemd_project | systemd | 21 | |
| systemd_project | systemd | 22 | |
| systemd_project | systemd | 23 | |
| systemd_project | systemd | 24 | |
| systemd_project | systemd | 25 | |
| systemd_project | systemd | 26 | |
| systemd_project | systemd | 27 | |
| systemd_project | systemd | 28 | |
| systemd_project | systemd | 29 | |
| systemd_project | systemd | 30 | |
| systemd_project | systemd | 31 | |
| systemd_project | systemd | 32 | |
| systemd_project | systemd | 33 | |
| systemd_project | systemd | 34 | |
| systemd_project | systemd | 35 | |
| systemd_project | systemd | 36 | |
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
- https://security-tracker.debian.org/tracker/CVE-2012-0871
CWEs
CWE-59
Verify integrity in audit chain (admin only). AS-IS.