Access Restriction Bypass Affecting ecryptfs package, versions [,90)


Severity

Recommended
0.0
medium
0
10

CVSS assessment by Snyk's Security Team. Learn more

Threat Intelligence

EPSS
0.37% (29th percentile)

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  • Snyk IDSNYK-UNMANAGED-ECRYPTFS-2374435
  • published26 Jan 2022
  • disclosed15 Feb 2014
  • creditUnknown

Introduced: 15 Feb 2014

CVE-2011-1831  (opens in a new tab)
CWE-264  (opens in a new tab)

How to fix?

Upgrade ecryptfs to version 90 or higher.

Overview

Affected versions of this package are vulnerable to Access Restriction Bypass utils/mount.ecryptfs_private.c in ecryptfs-utils before 90 does not properly check mountpoint permissions, which allows local users to effectively replace any directory with a new filesystem, and consequently gain privileges, via a mount system call.

CVSS Base Scores

version 3.1