Symlink Attack Affecting github.com/docker/libcontainer package, versions <1.6.1


Severity

Recommended
0.0
high
0
10

CVSS assessment made by Snyk's Security Team

    Threat Intelligence

    EPSS
    0.04% (6th percentile)

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  • Snyk ID SNYK-GOLANG-GITHUBCOMDOCKERLIBCONTAINER-50012
  • published 6 Aug 2015
  • disclosed 18 May 2015
  • credit Tõnis Tiigi

Overview

Affected version of github.com/docker/libcontainer are vulnerable to Symlink Attacks. Libcontainer and Docker Engine before 1.6.1 opens the file-descriptor passed to the pid-1 process before performing the chroot, which allows local users to gain privileges via a symlink attack in an image.

CVSS Scores

version 3.1
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Snyk

8.4 high
  • Attack Vector (AV)
    Local
  • Attack Complexity (AC)
    Low
  • Privileges Required (PR)
    None
  • User Interaction (UI)
    None
  • Scope (S)
    Unchanged
  • Confidentiality (C)
    High
  • Integrity (I)
    High
  • Availability (A)
    High
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NVD

8.4 high
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Red Hat

4.3 medium