Symlink Attack Affecting canonical/lightdm package, versions [,1.0.6)


Severity

Recommended
0.0
low
0
10

CVSS assessment made by Snyk's Security Team. Learn more

Threat Intelligence

EPSS
0.04% (6th percentile)

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  • Snyk IDSNYK-UNMANAGED-CANONICALLIGHTDM-2635958
  • published26 Jan 2022
  • disclosed17 Feb 2012
  • creditUnknown

Introduced: 17 Feb 2012

CVE-2011-4105  (opens in a new tab)
CWE-59  (opens in a new tab)

How to fix?

Upgrade canonical/lightdm to version 1.0.6 or higher.

Overview

Affected versions of this package are vulnerable to Symlink Attack. LightDM before 1.0.6 allows local users to change ownership of arbitrary files via a symlink attack on ~/.Xauthority.

CVSS Scores

version 3.1