CVE-2015-3627

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

7.2

Vector

AV:L/AC:L/Au:N/C:C/I:C/A:C

Exploitability: 3.9 / Impact: 10.0

Source: NVD

Description

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.

Affected (2)

Products: Docker: Docker, Libcontainer

Docker

2 products

Docker

Libcontainer

Configuration A

2 vulnerable

Vulnerable Software	Affected Versions
Docker Docker	Up to 1.6
Docker Libcontainer	Up to 1.6.0

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 (8)

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

Source: cve@mitre.org

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

Source: cve@mitre.org

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

Source: cve@mitre.org

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

Source: cve@mitre.org

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

Source: af854a3a-2127-422b-91ae-364da2661108

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

Source: af854a3a-2127-422b-91ae-364da2661108

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

Source: af854a3a-2127-422b-91ae-364da2661108

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

Source: af854a3a-2127-422b-91ae-364da2661108

Timeline

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