CVE-2013-4169

GNOME Display Manager (gdm) before 2.21.1 allows local users to change permissions of arbitrary directories via a symlink attack on /tmp/.X11-unix/.

Published: 2013-09-10 Last update: 2026-06-16 Assigner: [email protected] Source: [email protected]
NVD Status：Modified，CVE State: published
View at NVD, CVE.org, EUVD

CVE-2013-4169 is rated Low Risk (38/100): CVSS Medium severity, with low exploitation likelihood (EPSS 0.37%). Monitor for updates and reassess as exploit intelligence or EPSS changes.

Risk is dynamic; we continuously reassess and refresh what is shown on this page as upstream context changes.

Exploit prediction scoring system (EPSS) score for CVE-2013-4169

EPSS lead: Daily EPSS estimates relative likelihood of exploitation; percentile ranks this CVE among scored vulnerabilities (higher = more severe relative rank).

# Date Old EPSS score New EPSS score Delta (New - Old)
1 2026-06-15 0.04% 0.37% +0.33%
2 2023-03-07 0.89% 0.04% -0.85%
3 2022-02-04 — 0.89% —

Full EPSS history (3 records total)

Common vulnerability scoring system (CVSS) metrics for CVE-2013-4169

CVSS metrics for this CVE.

Base score Version Severity Vector Exploitability Impact Score source
6.9 2.0 MEDIUM
AV:L/AC:M/Au:N/C:C/I:C/A:C Click to expand
Access vector (AV:L)
Requires local access to the target system.
Access complexity (AC:M)
Exploitation needs some favorable conditions, but not exceptional ones.
Authentication (AU:N)
No authentication is required.
Confidentiality impact (C:C)
Complete confidentiality impact.
Integrity impact (I:C)
Complete integrity impact.
Availability impact (A:C)
Complete availability impact.
 3.4 10.0 [email protected]

Weakness enumeration for CVE-2013-4169

OS Trackers for CVE-2013-4169

vendor priority summary link
debian unimportant CVE-2013-4169 unimportant priority: Debian including 1 source packages (gdm3), 5 status rows across 5 suites (bookworm, bullseye, forky, sid, trixie): resolved 5. https://security-tracker.debian.org/tracker/CVE-2013-4169
redhat high — https://access.redhat.com/security/cve/CVE-2013-4169
ubuntu medium CVE-2013-4169 medium priority: Ubuntu including 1 source packages (gdm), 5 status rows across 5 suites (lucid, precise, quantal, raring, upstream): not-affected 3, ignored 1, needs-triage 1. https://ubuntu.com/security/CVE-2013-4169

Affected software / configurations for CVE-2013-4169

Vendor Product Version Raw CPE
gnome gnome_display_manager <= 2.21 cpe:2.3:a:gnome:gnome_display_manager:*:*:*:*:*:*:*:*
gnome gnome_display_manager 0.7 cpe:2.3:a:gnome:gnome_display_manager:0.7:*:*:*:*:*:*:*
gnome gnome_display_manager 1.0 cpe:2.3:a:gnome:gnome_display_manager:1.0:*:*:*:*:*:*:*
gnome gnome_display_manager 2.0 cpe:2.3:a:gnome:gnome_display_manager:2.0:*:*:*:*:*:*:*
gnome gnome_display_manager 2.2 cpe:2.3:a:gnome:gnome_display_manager:2.2:*:*:*:*:*:*:*
gnome gnome_display_manager 2.13 cpe:2.3:a:gnome:gnome_display_manager:2.13:*:*:*:*:*:*:*
gnome gnome_display_manager 2.14 cpe:2.3:a:gnome:gnome_display_manager:2.14:*:*:*:*:*:*:*
gnome gnome_display_manager 2.14.1 cpe:2.3:a:gnome:gnome_display_manager:2.14.1:*:*:*:*:*:*:*
gnome gnome_display_manager 2.14.2 cpe:2.3:a:gnome:gnome_display_manager:2.14.2:*:*:*:*:*:*:*
gnome gnome_display_manager 2.14.3 cpe:2.3:a:gnome:gnome_display_manager:2.14.3:*:*:*:*:*:*:*
gnome gnome_display_manager 2.14.4 cpe:2.3:a:gnome:gnome_display_manager:2.14.4:*:*:*:*:*:*:*
gnome gnome_display_manager 2.14.5 cpe:2.3:a:gnome:gnome_display_manager:2.14.5:*:*:*:*:*:*:*
gnome gnome_display_manager 2.14.6 cpe:2.3:a:gnome:gnome_display_manager:2.14.6:*:*:*:*:*:*:*
gnome gnome_display_manager 2.14.7 cpe:2.3:a:gnome:gnome_display_manager:2.14.7:*:*:*:*:*:*:*
gnome gnome_display_manager 2.14.8 cpe:2.3:a:gnome:gnome_display_manager:2.14.8:*:*:*:*:*:*:*
gnome gnome_display_manager 2.14.9 cpe:2.3:a:gnome:gnome_display_manager:2.14.9:*:*:*:*:*:*:*
gnome gnome_display_manager 2.14.10 cpe:2.3:a:gnome:gnome_display_manager:2.14.10:*:*:*:*:*:*:*
gnome gnome_display_manager 2.14.11 cpe:2.3:a:gnome:gnome_display_manager:2.14.11:*:*:*:*:*:*:*
gnome gnome_display_manager 2.14.12 cpe:2.3:a:gnome:gnome_display_manager:2.14.12:*:*:*:*:*:*:*
gnome gnome_display_manager 2.15 cpe:2.3:a:gnome:gnome_display_manager:2.15:*:*:*:*:*:*:*
gnome gnome_display_manager 2.16 cpe:2.3:a:gnome:gnome_display_manager:2.16:*:*:*:*:*:*:*
gnome gnome_display_manager 2.16.1 cpe:2.3:a:gnome:gnome_display_manager:2.16.1:*:*:*:*:*:*:*
gnome gnome_display_manager 2.16.2 cpe:2.3:a:gnome:gnome_display_manager:2.16.2:*:*:*:*:*:*:*
gnome gnome_display_manager 2.17 cpe:2.3:a:gnome:gnome_display_manager:2.17:*:*:*:*:*:*:*
gnome gnome_display_manager 2.18 cpe:2.3:a:gnome:gnome_display_manager:2.18:*:*:*:*:*:*:*
gnome gnome_display_manager 2.18.1 cpe:2.3:a:gnome:gnome_display_manager:2.18.1:*:*:*:*:*:*:*
gnome gnome_display_manager 2.18.2 cpe:2.3:a:gnome:gnome_display_manager:2.18.2:*:*:*:*:*:*:*
gnome gnome_display_manager 2.18.3 cpe:2.3:a:gnome:gnome_display_manager:2.18.3:*:*:*:*:*:*:*
gnome gnome_display_manager 2.19 cpe:2.3:a:gnome:gnome_display_manager:2.19:*:*:*:*:*:*:*
gnome gnome_display_manager 2.19.1 cpe:2.3:a:gnome:gnome_display_manager:2.19.1:*:*:*:*:*:*:*
gnome gnome_display_manager 2.19.2 cpe:2.3:a:gnome:gnome_display_manager:2.19.2:*:*:*:*:*:*:*
gnome gnome_display_manager 2.19.3 cpe:2.3:a:gnome:gnome_display_manager:2.19.3:*:*:*:*:*:*:*
gnome gnome_display_manager 2.19.4 cpe:2.3:a:gnome:gnome_display_manager:2.19.4:*:*:*:*:*:*:*
gnome gnome_display_manager 2.20.0 cpe:2.3:a:gnome:gnome_display_manager:2.20.0:*:*:*:*:*:*:*
gnome gnome_display_manager 2.20.1 cpe:2.3:a:gnome:gnome_display_manager:2.20.1:*:*:*:*:*:*:*
gnome gnome_display_manager 2.20.2 cpe:2.3:a:gnome:gnome_display_manager:2.20.2:*:*:*:*:*:*:*
gnome gnome_display_manager 2.20.3 cpe:2.3:a:gnome:gnome_display_manager:2.20.3:*:*:*:*:*:*:*
gnome gnome_display_manager 2.20.4 cpe:2.3:a:gnome:gnome_display_manager:2.20.4:*:*:*:*:*:*:*
gnome gnome_display_manager 2.20.5 cpe:2.3:a:gnome:gnome_display_manager:2.20.5:*:*:*:*:*:*:*
gnome gnome_display_manager 2.20.6 cpe:2.3:a:gnome:gnome_display_manager:2.20.6:*:*:*:*:*:*:*
gnome gnome_display_manager 2.20.7 cpe:2.3:a:gnome:gnome_display_manager:2.20.7:*:*:*:*:*:*:*
gnome gnome_display_manager 2.20.8 cpe:2.3:a:gnome:gnome_display_manager:2.20.8:*:*:*:*:*:*:*
gnome gnome_display_manager 2.20.9 cpe:2.3:a:gnome:gnome_display_manager:2.20.9:*:*:*:*:*:*:*
gnome gnome_display_manager 2.20.10 cpe:2.3:a:gnome:gnome_display_manager:2.20.10:*:*:*:*:*:*:*

References for CVE-2013-4169

cvelogic Threat Intelligence