{"id":"CVE-2023-28642","state":"PUBLISHED","title":"AppArmor bypass with symlinked /proc in runc","description":"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.\n\n","publishedAt":"2023-03-29T18:15:48.957Z","updatedAt":"2025-02-12T16:02:53.406Z","severity":{"score":6.1,"label":"Medium","version":"3.1","vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:L","source":"GitHub_M"},"assigner":"GitHub_M","products":["opencontainers runc"],"affected":[{"vendor":"opencontainers","product":"runc","versions":[{"version":"< 1.1.5","status":"affected"}]}],"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/"],"weaknesses":["CWE-281"],"ingestedAt":"2026-10-29T20:05:52.290Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2023/28xxx/CVE-2023-28642.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.1","cveMetadata":{"cveId":"CVE-2023-28642","state":"PUBLISHED","datePublished":"2023-03-29T18:15:48.957Z","dateUpdated":"2025-02-12T16:02:53.406Z","assignerShortName":"GitHub_M","assignerOrgId":"a0819718-46f1-4df5-94e2-005712e83aaa","dateReserved":"2023-03-20T12:19:47.209Z"},"containers":{"cna":{"title":"AppArmor bypass with symlinked /proc in runc","descriptions":[{"lang":"en","value":"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.\n\n"}],"affected":[{"vendor":"opencontainers","product":"runc","versions":[{"version":"< 1.1.5","status":"affected"}]}],"references":[{"url":"https://github.com/opencontainers/runc/security/advisories/GHSA-g2j6-57v7-gm8c","name":"https://github.com/opencontainers/runc/security/advisories/GHSA-g2j6-57v7-gm8c","tags":["x_refsource_CONFIRM"]},{"url":"https://github.com/opencontainers/runc/pull/3785","name":"https://github.com/opencontainers/runc/pull/3785","tags":["x_refsource_MISC"]}],"metrics":[{"cvssV3_1":{"attackComplexity":"LOW","attackVector":"LOCAL","availabilityImpact":"LOW","baseScore":6.1,"baseSeverity":"MEDIUM","confidentialityImpact":"LOW","integrityImpact":"LOW","privilegesRequired":"NONE","scope":"CHANGED","userInteraction":"REQUIRED","vectorString":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:L","version":"3.1"}}],"problemTypes":[{"descriptions":[{"cweId":"CWE-281","lang":"en","description":"CWE-281: Improper Preservation of Permissions","type":"CWE"}]}],"providerMetadata":{"shortName":"GitHub_M","orgId":"a0819718-46f1-4df5-94e2-005712e83aaa","dateUpdated":"2023-03-29T18:15:48.957Z"},"source":{"advisory":"GHSA-g2j6-57v7-gm8c","discovery":"UNKNOWN"}},"adp":[{"title":"CVE Program Container","references":[{"url":"https://github.com/opencontainers/runc/security/advisories/GHSA-g2j6-57v7-gm8c","name":"https://github.com/opencontainers/runc/security/advisories/GHSA-g2j6-57v7-gm8c","tags":["x_refsource_CONFIRM","x_transferred"]},{"url":"https://github.com/opencontainers/runc/pull/3785","name":"https://github.com/opencontainers/runc/pull/3785","tags":["x_refsource_MISC","x_transferred"]},{"url":"https://security.netapp.com/advisory/ntap-20241206-0005/"}],"providerMetadata":{"shortName":"CVE","orgId":"af854a3a-2127-422b-91ae-364da2661108","dateUpdated":"2024-12-06T13:09:24.993Z"}},{"title":"CISA ADP Vulnrichment","metrics":[{"other":{"type":"ssvc","content":{"timestamp":"2025-02-12T16:02:47.511665Z","id":"CVE-2023-28642","options":[{"Exploitation":"none"},{"Automatable":"no"},{"Technical Impact":"partial"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"providerMetadata":{"shortName":"CISA-ADP","orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","dateUpdated":"2025-02-12T16:02:53.406Z"}}]}}}