{"dataType":"CVE_RECORD","dataVersion":"5.1","cveMetadata":{"cveId":"CVE-2023-35943","assignerOrgId":"a0819718-46f1-4df5-94e2-005712e83aaa","state":"PUBLISHED","assignerShortName":"GitHub_M","dateReserved":"2023-06-20T14:02:45.597Z","datePublished":"2023-07-25T18:26:23.571Z","dateUpdated":"2024-10-24T18:03:36.445Z"},"containers":{"cna":{"title":"Envoy vulnerable to CORS filter segfault when origin header is removed ","problemTypes":[{"descriptions":[{"cweId":"CWE-416","lang":"en","description":"CWE-416: Use After Free","type":"CWE"}]}],"metrics":[{"cvssV3_1":{"attackComplexity":"LOW","attackVector":"NETWORK","availabilityImpact":"HIGH","baseScore":6.3,"baseSeverity":"MEDIUM","confidentialityImpact":"LOW","integrityImpact":"NONE","privilegesRequired":"LOW","scope":"UNCHANGED","userInteraction":"REQUIRED","vectorString":"CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:L/I:N/A:H","version":"3.1"}}],"references":[{"name":"https://github.com/envoyproxy/envoy/security/advisories/GHSA-mc6h-6j9x-v3gq","tags":["x_refsource_CONFIRM"],"url":"https://github.com/envoyproxy/envoy/security/advisories/GHSA-mc6h-6j9x-v3gq"}],"affected":[{"vendor":"envoyproxy","product":"envoy","versions":[{"version":">= 1.26.0, < 1.26.4","status":"affected"},{"version":">= 1.25.0, < 1.25.9","status":"affected"},{"version":">= 1.24.0, < 1.24.10","status":"affected"},{"version":"< 1.23.12","status":"affected"}]}],"providerMetadata":{"orgId":"a0819718-46f1-4df5-94e2-005712e83aaa","shortName":"GitHub_M","dateUpdated":"2023-07-25T18:26:23.571Z"},"descriptions":[{"lang":"en","value":"Envoy is an open source edge and service proxy designed for cloud-native applications. Prior to versions 1.27.0, 1.26.4, 1.25.9, 1.24.10, and 1.23.12, the CORS filter will segfault and crash Envoy when the `origin` header is removed and deleted between `decodeHeaders`and `encodeHeaders`. Versions 1.27.0, 1.26.4, 1.25.9, 1.24.10, and 1.23.12 have a fix for this issue. As a workaround, do not remove the `origin` header in the Envoy configuration."}],"source":{"advisory":"GHSA-mc6h-6j9x-v3gq","discovery":"UNKNOWN"}},"adp":[{"providerMetadata":{"orgId":"af854a3a-2127-422b-91ae-364da2661108","shortName":"CVE","dateUpdated":"2024-08-02T16:37:40.034Z"},"title":"CVE Program Container","references":[{"name":"https://github.com/envoyproxy/envoy/security/advisories/GHSA-mc6h-6j9x-v3gq","tags":["x_refsource_CONFIRM","x_transferred"],"url":"https://github.com/envoyproxy/envoy/security/advisories/GHSA-mc6h-6j9x-v3gq"}]},{"metrics":[{"other":{"type":"ssvc","content":{"timestamp":"2024-10-24T18:03:26.911512Z","id":"CVE-2023-35943","options":[{"Exploitation":"poc"},{"Automatable":"no"},{"Technical Impact":"partial"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"title":"CISA ADP Vulnrichment","providerMetadata":{"orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","shortName":"CISA-ADP","dateUpdated":"2024-10-24T18:03:36.445Z"}}]}}