Access Restriction Bypass Affecting canonical/lightdm package, versions [,1.0.6)[1.1.0,1.1.7)


Severity

Recommended
0.0
medium
0
10

CVSS assessment by Snyk's Security Team. Learn more

Threat Intelligence

EPSS
0.76% (51st percentile)

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  • Snyk IDSNYK-UNMANAGED-CANONICALLIGHTDM-2635959
  • published26 Jan 2022
  • disclosed22 May 2014
  • creditUnknown

Introduced: 22 May 2014

CVE-2012-0943  (opens in a new tab)
CWE-264  (opens in a new tab)

How to fix?

Upgrade canonical/lightdm to version 1.0.6, 1.1.7 or higher.

Overview

Affected versions of this package are vulnerable to Access Restriction Bypass debian/guest-account in Light Display Manager (lightdm) 1.0.x before 1.0.6 and 1.1.x before 1.1.7, as used in Ubuntu Linux 11.10, allows local users to delete arbitrary files via a space in the name of a file in /tmp. NOTE: this identifier was SPLIT per ADT1/ADT2 due to different codebases and affected versions. CVE-2012-6648 has been assigned for the gdm-guest-session issue.

References

CVSS Base Scores

version 3.1