Instituto Nacional de ciberseguridad. Sección Incibe
Instituto Nacional de Ciberseguridad. Sección INCIBE-CERT

Go to Calendar     Go to Press Room     Go to Newsletters subscription

Search

CVE-2012-0871

Severity CVSS v4.0:
Pending analysis
Type:
CWE-59 Link Following
Publication date:
18/04/2014
Last modified:
12/04/2025

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/.

Impact

Vector 2.0
AV:L/AC:M/Au:N/C:N/I:C/A:C CVSS v2.0 Severity and Metrics:

Base Score: 6.30 MEDIUM
Vector: AV:L/AC:M/Au:N/C:N/I:C/A:C

Attack Vector (AV): Local
Attack Complexity (AC): Medium
Authentication (Au): None
Confidentiality (C): None
Integrity (I): Complete
Availability (A): Complete

Base Score 2.0
6.30
Severity 2.0
MEDIUM

Vulnerable products and versions

CPE From Up to
cpe:2.3:a:systemd_project:systemd:*:*:*:*:*:*:*:* 037 (including)
cpe:2.3:a:systemd_project:systemd:1:*:*:*:*:*:*:*
cpe:2.3:a:systemd_project:systemd:2:*:*:*:*:*:*:*
cpe:2.3:a:systemd_project:systemd:3:*:*:*:*:*:*:*
cpe:2.3:a:systemd_project:systemd:4:*:*:*:*:*:*:*
cpe:2.3:a:systemd_project:systemd:5:*:*:*:*:*:*:*
cpe:2.3:a:systemd_project:systemd:6:*:*:*:*:*:*:*
cpe:2.3:a:systemd_project:systemd:7:*:*:*:*:*:*:*
cpe:2.3:a:systemd_project:systemd:8:*:*:*:*:*:*:*
cpe:2.3:a:systemd_project:systemd:9:*:*:*:*:*:*:*
cpe:2.3:a:systemd_project:systemd:10:*:*:*:*:*:*:*
cpe:2.3:a:systemd_project:systemd:11:*:*:*:*:*:*:*
cpe:2.3:a:systemd_project:systemd:12:*:*:*:*:*:*:*
cpe:2.3:a:systemd_project:systemd:13:*:*:*:*:*:*:*
cpe:2.3:a:systemd_project:systemd:14:*:*:*:*:*:*:*

To consult the complete list of CPE names with products and versions, see this page


References to Advisories, Solutions, and Tools