Access Restriction Bypass Affecting lightdm package, versions <1.6.2-1


Severity

Recommended
0.0
medium
0
10

Snyk's Security Team recommends NVD's CVSS assessment. Learn more

Threat Intelligence

EPSS
0.04% (6th percentile)

Do your applications use this vulnerable package?

In a few clicks we can analyze your entire application and see what components are vulnerable in your application, and suggest you quick fixes.

Test your applications
  • Snyk IDSNYK-DEBIAN13-LIGHTDM-5686077
  • published2 Feb 2014
  • disclosed2 Feb 2014

Introduced: 2 Feb 2014

CVE-2013-4331  (opens in a new tab)
CWE-264  (opens in a new tab)

How to fix?

Upgrade Debian:13 lightdm to version 1.6.2-1 or higher.

NVD Description

Note: Versions mentioned in the description apply only to the upstream lightdm package and not the lightdm package as distributed by Debian. See How to fix? for Debian:13 relevant fixed versions and status.

Light Display Manager (aka LightDM) 1.4.x before 1.4.3, 1.6.x before 1.6.2, and 1.7.x before 1.7.14 uses 0664 permissions for the temporary .Xauthority file, which allows local users to obtain sensitive information by reading the file.

CVSS Scores

version 3.1