Access Restriction Bypass Affecting busybox package, versions [,1.21.0)


Severity

Recommended
0.0
high
0
10

CVSS assessment made by Snyk's Security Team. 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-UNMANAGED-BUSYBOX-2318795
  • published14 Dec 2021
  • disclosed23 Nov 2013
  • creditUnknown

Introduced: 23 Nov 2013

CVE-2013-1813  (opens in a new tab)
CWE-264  (opens in a new tab)

How to fix?

Upgrade busybox to version 1.21.0 or higher.

Overview

Affected versions of this package are vulnerable to Access Restriction Bypass util-linux/mdev.c in BusyBox before 1.21.0 uses 0777 permissions for parent directories when creating nested directories under /dev/, which allows local users to have unknown impact and attack vectors.

CVSS Scores

version 3.1