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{"affected_release": [{"advisory": "RHSA-2023:4624", "cpe": "cpe:/a:redhat:service_mesh:2.3::el8", "package": "openshift-service-mesh/proxyv2-rhel8:2.3.6-4", "product_name": "Red Hat OpenShift Service Mesh 2.3 for RHEL 8", "release_date": "2023-08-11T00:00:00Z"}, {"advisory": "RHSA-2023:4625", "cpe": "cpe:/a:redhat:service_mesh:2.4::el8", "package": "openshift-service-mesh/proxyv2-rhel8:2.4.2-7", "product_name": "Red Hat OpenShift Service Mesh 2.4 for RHEL 8", "release_date": "2023-08-11T00:00:00Z"}], "bugzilla": {"description": "envoy: CORS filter segfault when origin header is removed", "id": "2217987", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2217987"}, "csaw": false, "cvss3": {"cvss3_base_score": "7.5", "cvss3_scoring_vector": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H", "status": "verified"}, "details": ["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.", "A flaw was found in Envoy. Suppose an origin header is configured to be removed with request_headers_to_remove: origin. The CORS filter will segfault and crash Envoy when the origin header is removed and deleted between decodeHeaders and encodeHeaders."], "name": "CVE-2023-35943", "public_date": "2023-07-25T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2023-35943\nhttps://nvd.nist.gov/vuln/detail/CVE-2023-35943"], "threat_severity": "Moderate"}