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Vulnerability record · CVE-2015-3627 · published 18 May 2015

CVE-2015-3627: Docker link following vulnerability

Docker · Docker

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.

7.2 CVSS 2.0 High EPSS 0.61% · top 53.0% CWE-59 · Link following
7.2CVSS 2.0 base score
0.61%EPSS exploitation probability, 30 days
NoNot in CISA KEV
2Affected product versions listed by NVD
8References
17 Jun 2026Last modified by 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.

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

Affected products

2 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
http://lists.opensuse.org/opensuse-updates/2015-05/msg00023.html
http://packetstormsecurity.com/files/131835/Docker-Privilege-Escalation-Information-Disclosure.html
http://seclists.org/fulldisclosure/2015/May/28
https://groups.google.com/forum/#%21searchin/docker-user/1.6.1/docker-user/47GZrihtr-4/nwgeOOFLexIJ
http://lists.opensuse.org/opensuse-updates/2015-05/msg00023.html
http://packetstormsecurity.com/files/131835/Docker-Privilege-Escalation-Information-Disclosure.html
http://seclists.org/fulldisclosure/2015/May/28
https://groups.google.com/forum/#%21searchin/docker-user/1.6.1/docker-user/47GZrihtr-4/nwgeOOFLexIJ

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Source: NIST National Vulnerability Database (record CVE-2015-3627), CISA KEV, FIRST EPSS (scores of 2026-09-28). This page is refreshed as NVD updates the record.