Moby is an open-source project created by Docker to enable software containerization. A bug was found in Moby (Docker Engine) where supplementary groups are not set up properly. If an attacker has direct access to a container and manipulates their supplementary group access, they may be able to use supplementary group access to bypass primary group restrictions in some cases, potentially gaining access to sensitive information or gaining the ability to execute code in that container. This bug is fixed in Moby (Docker Engine) 20.10.18. Running containers should be stopped and restarted for the permissions to be fixed. For users unable to upgrade, this problem can be worked around by not using the `"USER $USERNAME"` Dockerfile instruction. Instead by calling `ENTRYPOINT ["su", "-", "user"]` the supplementary groups will be set up properly.
References
Configurations
History
21 Nov 2024, 07:12
Type | Values Removed | Values Added |
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References | () https://github.com/moby/moby/commit/de7af816e76a7fd3fbf06bffa6832959289fba32 - Patch, Third Party Advisory | |
References | () https://github.com/moby/moby/releases/tag/v20.10.18 - Third Party Advisory | |
References | () https://github.com/moby/moby/security/advisories/GHSA-rc4r-wh2q-q6c4 - Third Party Advisory | |
References | () https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/O7JL2QA3RB732MLJ3RMUXB3IB7AA22YU/ - | |
References | () https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/RQQ4E3JBXVR3VK5FIZVJ3QS2TAOOXXTQ/ - |
07 Nov 2023, 03:49
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21 Jul 2023, 19:56
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CWE | NVD-CWE-Other |
Information
Published : 2022-09-09 18:15
Updated : 2024-11-21 07:12
NVD link : CVE-2022-36109
Mitre link : CVE-2022-36109
CVE.ORG link : CVE-2022-36109
JSON object : View
Products Affected
mobyproject
- moby
fedoraproject
- fedora
CWE