CVE-2015-3627: Improper Link Resolution Before File Access ('Link Following')
(updated )
Libcontainer and Docker Engine 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.
References
- github.com/advisories/GHSA-g7v2-2qxx-wjrw
- github.com/docker/docker/commit/d5ebb60bddbabea0439213501f4f6ed494b23cba
- groups.google.com/forum/
- groups.google.com/forum/
- lists.opensuse.org/opensuse-updates/2015-05/msg00023.html
- nvd.nist.gov/vuln/detail/CVE-2015-3627
- packetstormsecurity.com/files/131835/Docker-Privilege-Escalation-Information-Disclosure.html
- seclists.org/fulldisclosure/2015/May/28
Code Behaviors & Features
Detect and mitigate CVE-2015-3627 with GitLab Dependency Scanning
Secure your software supply chain by verifying that all open source dependencies used in your projects contain no disclosed vulnerabilities. Learn more about Dependency Scanning →