CVE-2023-28642

Summary

runc is a CLI tool for spawning and running containers according to the OCI specification. It was found that AppArmor can be bypassed when /proc inside the container is symlinked with a specific mount configuration. This issue has been fixed in runc version 1.1.5, by prohibiting symlinked /proc. See PR #3785 for details. users are advised to upgrade. Users unable to upgrade should avoid using an untrusted container image.

Affected Software

Weaknesses

• CWE-281: CWE-281: Improper Preservation of Permissions

ADP Enrichment

CVE Program Container

Additional References

• https://github.com/opencontainers/runc/security/advisories/GHSA-g2j6-57v7-gm8c
• https://github.com/opencontainers/runc/pull/3785
• https://security.netapp.com/advisory/ntap-20241206-0005/

CISA ADP Vulnrichment

• SSVC:
• Exploitation: none
  • Automatable: no
  • Technical Impact: partial

References

• https://github.com/opencontainers/runc/security/advisories/GHSA-g2j6-57v7-gm8c
• https://github.com/opencontainers/runc/pull/3785

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