CVE-2013-4459

low
Published 2013-11-23 · Modified 2026-04-29
CVSS v3
CVSS v2
3.3
VIR risk
3.3

Description

LightDM 1.7.5 through 1.8.3 and 1.9.x before 1.9.2 does not apply the AppArmor profile to the Guest account, which allows local users to bypass intended restrictions by leveraging the Guest account.

Predictions

Exploit likelihood
20%
Patch ETA

Heuristic predictions, AS-IS, for prioritization only.

Mitigations

vendor Authored 2026-05-27

Vendor advisory: debian — https://security-tracker.debian.org/tracker/CVE-2013-4459

OS impact

OSVersionStatusFixed in
debian debianbookwormfixed0
debian debianbullseyefixed0
debian debianforkyfixed0
debian debiansidfixed0
debian debiantrixiefixed0
ubuntu ubuntu13.10affected

Application impact

VendorProductVersionsFixed
robert_ancelllightdm1.7.5
robert_ancelllightdm1.7.6
robert_ancelllightdm1.7.7
robert_ancelllightdm1.7.8
robert_ancelllightdm1.7.9
robert_ancelllightdm1.7.10
robert_ancelllightdm1.7.11
robert_ancelllightdm1.7.12
robert_ancelllightdm1.7.13
robert_ancelllightdm1.7.14
robert_ancelllightdm1.7.15
robert_ancelllightdm1.7.16
robert_ancelllightdm1.7.17
robert_ancelllightdm1.7.18
robert_ancelllightdm1.8.0
robert_ancelllightdm1.8.1
robert_ancelllightdm1.8.2
robert_ancelllightdm1.8.3
robert_ancelllightdm1.9.0
robert_ancelllightdm1.9.1

References

CWEs

CWE-264

Verify integrity in audit chain (admin only). AS-IS.