CVE-2015-3629

Published: May 18, 2015Modified: May 6, 2026

7.8

Vector

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Exploitability: 1.8 / Impact: 5.9

Source: NVD

Description

Libcontainer 1.6.0, as used in Docker Engine, allows local users to escape containerization ("mount namespace breakout") and write to arbitrary file on the host system via a symlink attack in an image when respawning a container.

Affected (2)

Products: Docker: Libcontainer · Opensuse: Opensuse

1 product

1 product

Configuration A

1 vulnerable

Vulnerable Software	Affected Versions
Docker Libcontainer	Version 1.6.0

Configuration B

1 vulnerable

Vulnerable Software	Affected Versions
Opensuse Opensuse	Version 13.2

Related CWEs

CWE-59

Improper Link Resolution Before File Access ('Link Following')

The product attempts to access a file based on the filename, but it does not properly prevent that filename from identifying a link or shortcut that resolves to an unintended resource.

References (10)

http://lists.opensuse.org/opensuse-updates/2015-05/msg00023.html

Source: cve@mitre.org

Mailing ListThird Party Advisory

http://packetstormsecurity.com/files/131835/Docker-Privilege-Escalation-Information-Disclosure.html

Source: cve@mitre.org

Third Party AdvisoryVDB Entry

http://seclists.org/fulldisclosure/2015/May/28

Source: cve@mitre.org

Mailing ListThird Party Advisory

http://www.securityfocus.com/bid/74558

Source: cve@mitre.org

Broken LinkThird Party AdvisoryVDB Entry

https://groups.google.com/forum/#%21searchin/docker-user/1.6.1/docker-user/47GZrihtr-4/nwgeOOFLexIJ

Source: cve@mitre.org

Permissions Required

http://lists.opensuse.org/opensuse-updates/2015-05/msg00023.html