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Penetration
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LXC CVE-2016-8649 Directory Traversal Vulnerability

Bugtraq ID: 94498
Class: Input Validation Error
CVE: CVE-2016-8649
Remote: Yes
Local: No
Author: Roman Fiedler (Austrian Institute of Technology)

SUMMARY

An attacker can use readily available commands and tools to exploit this issue.

VULNERABILITY DESCRIPTION

LXC is prone to a directory-traversal vulnerability because it fails to sufficiently sanitize user-supplied input.

An attacker can exploit this issue using directory-traversal characters (‘../’) to access or read arbitrary files that contain sensitive information or to access files outside of the restricted directory to obtain sensitive information and perform other attacks.

Vulnerable Versions

  • Ubuntu Ubuntu Linux 16.10
  • Ubuntu Ubuntu Linux 16.04 LTS
  • Ubuntu Ubuntu Linux 14.04 LTS
  • LXC LXC 2.0.5
  • LXC LXC 2.0.4
  • LXC LXC 2.0.3
  • LXC LXC 2.0.2
  • LXC LXC 2.0.1
  • LXC LXC 2.0
  • LXC LXC 1.0.8
  • LXC LXC 1.0.7
  • LXC LXC 1.0.6
  • LXC LXC 1.0.5
  • LXC LXC 1.0.4
  • LXC LXC 1.0.3
  • LXC LXC 1.0.2
  • LXC LXC 1.0.1
  • LXC LXC 1.0.0

MITIGATION

Updates are available. Please see the references or vendor advisory for more information.

References