{"dataType": "CVE_RECORD", "dataVersion": "5.1", "cveMetadata": {"cveId": "CVE-2024-23327", "assignerOrgId": "a0819718-46f1-4df5-94e2-005712e83aaa", "state": "PUBLISHED", "assignerShortName": "GitHub_M", "dateReserved": "2024-01-15T15:19:19.441Z", "datePublished": "2024-02-09T22:41:54.896Z", "dateUpdated": "2024-08-01T22:59:32.196Z"}, "containers": {"cna": {"title": "Crash in proxy protocol when command type of LOCAL in Envoy", "problemTypes": [{"descriptions": [{"cweId": "CWE-476", "lang": "en", "description": "CWE-476: NULL Pointer Dereference", "type": "CWE"}]}], "metrics": [{"cvssV3_1": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 7.5, "baseSeverity": "HIGH", "confidentialityImpact": "NONE", "integrityImpact": "NONE", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H", "version": "3.1"}}], "references": [{"name": "https://github.com/envoyproxy/envoy/security/advisories/GHSA-4h5x-x9vh-m29j", "tags": ["x_refsource_CONFIRM"], "url": "https://github.com/envoyproxy/envoy/security/advisories/GHSA-4h5x-x9vh-m29j"}, {"name": "https://github.com/envoyproxy/envoy/commit/63895ea8e3cca9c5d3ab4c5c128ed1369969d54a", "tags": ["x_refsource_MISC"], "url": "https://github.com/envoyproxy/envoy/commit/63895ea8e3cca9c5d3ab4c5c128ed1369969d54a"}], "affected": [{"vendor": "envoyproxy", "product": "envoy", "versions": [{"version": ">= 1.29.0, < 1.29.1", "status": "affected"}, {"version": ">= 1.28.0, < 1.28.1", "status": "affected"}, {"version": ">= 1.27.0, < 1.27.3", "status": "affected"}, {"version": "< 1.26.7", "status": "affected"}]}], "providerMetadata": {"orgId": "a0819718-46f1-4df5-94e2-005712e83aaa", "shortName": "GitHub_M", "dateUpdated": "2024-02-09T22:41:54.896Z"}, "descriptions": [{"lang": "en", "value": "Envoy is a high-performance edge/middle/service proxy. When PPv2 is enabled both on a listener and subsequent cluster, the Envoy instance will segfault when attempting to craft the upstream PPv2 header. This occurs when the downstream request has a command type of LOCAL and does not have the protocol block. This issue has been addressed in releases 1.29.1, 1.28.1, 1.27.3, and 1.26.7. Users are advised to upgrade. There are no known workarounds for this vulnerability."}], "source": {"advisory": "GHSA-4h5x-x9vh-m29j", "discovery": "UNKNOWN"}}, "adp": [{"providerMetadata": {"orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2024-08-01T22:59:32.196Z"}, "title": "CVE Program Container", "references": [{"name": "https://github.com/envoyproxy/envoy/security/advisories/GHSA-4h5x-x9vh-m29j", "tags": ["x_refsource_CONFIRM", "x_transferred"], "url": "https://github.com/envoyproxy/envoy/security/advisories/GHSA-4h5x-x9vh-m29j"}, {"name": "https://github.com/envoyproxy/envoy/commit/63895ea8e3cca9c5d3ab4c5c128ed1369969d54a", "tags": ["x_refsource_MISC", "x_transferred"], "url": "https://github.com/envoyproxy/envoy/commit/63895ea8e3cca9c5d3ab4c5c128ed1369969d54a"}]}]}}

{}

{"configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:a:envoyproxy:envoy:*:*:*:*:*:*:*:*", "matchCriteriaId": "0324E095-98B4-4B78-9242-989EC45E011F", "versionEndExcluding": "1.26.7", "versionStartIncluding": "1.26.0", "vulnerable": true}, {"criteria": "cpe:2.3:a:envoyproxy:envoy:*:*:*:*:*:*:*:*", "matchCriteriaId": "2E838B16-C6DC-4701-B955-D96D4CAEF4F6", "versionEndExcluding": "1.27.3", "versionStartIncluding": "1.27.0", "vulnerable": true}, {"criteria": "cpe:2.3:a:envoyproxy:envoy:*:*:*:*:*:*:*:*", "matchCriteriaId": "770D5713-48E3-4F9B-B05C-9CB9C6B272E3", "versionEndExcluding": "1.28.1", "versionStartIncluding": "1.28.0", "vulnerable": true}, {"criteria": "cpe:2.3:a:envoyproxy:envoy:*:*:*:*:*:*:*:*", "matchCriteriaId": "638F3351-3ACD-47C8-9B8F-568A930FAECA", "versionEndExcluding": "1.29.1", "versionStartIncluding": "1.29.0", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": "Envoy is a high-performance edge/middle/service proxy. When PPv2 is enabled both on a listener and subsequent cluster, the Envoy instance will segfault when attempting to craft the upstream PPv2 header. This occurs when the downstream request has a command type of LOCAL and does not have the protocol block. This issue has been addressed in releases 1.29.1, 1.28.1, 1.27.3, and 1.26.7. Users are advised to upgrade. There are no known workarounds for this vulnerability."}, {"lang": "es", "value": "Envoy es un proxy de servicio/intermedio/perimetral de alto rendimiento. Cuando PPv2 est\u00e1 habilitado tanto en un oyente como en un cl\u00faster posterior, la instancia de Envoy generar\u00e1 un error de segmentaci\u00f3n al intentar crear el encabezado PPv2 ascendente. Esto ocurre cuando la solicitud descendente tiene un tipo de comando LOCAL y no tiene el bloque de protocolo. Este problema se solucion\u00f3 en las versiones 1.29.1, 1.28.1, 1.27.3 y 1.26.7. Se recomienda a los usuarios que actualicen. No se conocen workarounds para esta vulnerabilidad."}], "id": "CVE-2024-23327", "lastModified": "2024-02-15T04:45:57.207", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 7.5, "baseSeverity": "HIGH", "confidentialityImpact": "NONE", "integrityImpact": "NONE", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H", "version": "3.1"}, "exploitabilityScore": 3.9, "impactScore": 3.6, "source": "nvd@nist.gov", "type": "Primary"}, {"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 7.5, "baseSeverity": "HIGH", "confidentialityImpact": "NONE", "integrityImpact": "NONE", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H", "version": "3.1"}, "exploitabilityScore": 3.9, "impactScore": 3.6, "source": "security-advisories@github.com", "type": "Secondary"}]}, "published": "2024-02-09T23:15:09.647", "references": [{"source": "security-advisories@github.com", "tags": ["Patch", "Third Party Advisory"], "url": "https://github.com/envoyproxy/envoy/commit/63895ea8e3cca9c5d3ab4c5c128ed1369969d54a"}, {"source": "security-advisories@github.com", "tags": ["Third Party Advisory"], "url": "https://github.com/envoyproxy/envoy/security/advisories/GHSA-4h5x-x9vh-m29j"}], "sourceIdentifier": "security-advisories@github.com", "vulnStatus": "Analyzed", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-476"}], "source": "security-advisories@github.com", "type": "Primary"}]}

{"bugzilla": {"description": "envoy: Crash in proxy protocol when command type of LOCAL", "id": "2259230", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2259230"}, "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": "draft"}, "cwe": "CWE-476", "details": ["Envoy is a high-performance edge/middle/service proxy. When PPv2 is enabled both on a listener and subsequent cluster, the Envoy instance will segfault when attempting to craft the upstream PPv2 header. This occurs when the downstream request has a command type of LOCAL and does not have the protocol block. This issue has been addressed in releases 1.29.1, 1.28.1, 1.27.3, and 1.26.7. Users are advised to upgrade. There are no known workarounds for this vulnerability.", "A flaw was found in the Envoy proxy. When PPv2 is enabled both on a listener and subsequent cluster, the Envoy instance will segfault when attempting to craft the upstream PPv2 header. This occurs when the downstream request has a command type of LOCAL and does not have the protocol block."], "name": "CVE-2024-23327", "package_state": [{"cpe": "cpe:/a:redhat:service_mesh:2", "fix_state": "Affected", "package_name": "openshift-service-mesh/proxyv2-rhel8", "product_name": "OpenShift Service Mesh 2"}, {"cpe": "cpe:/a:redhat:service_mesh:2", "fix_state": "Affected", "package_name": "servicemesh-proxy", "product_name": "OpenShift Service Mesh 2"}], "public_date": "2024-02-09T17:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2024-23327\nhttps://nvd.nist.gov/vuln/detail/CVE-2024-23327\nhttps://github.com/envoyproxy/envoy/security/advisories/GHSA-4h5x-x9vh-m29j"], "threat_severity": "Important", "upstream_fix": "envoy proxy 1.29.1, envoy proxy 1.28.1, envoy proxy 1.27.3, envoy proxy 1.26.7"}