CVE-2021-39204

{"id": "CVE-2021-39204", "metrics": {"cvssMetricV2": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"version": "2.0", "baseScore": 5.0, "accessVector": "NETWORK", "vectorString": "AV:N/AC:L/Au:N/C:N/I:N/A:P", "authentication": "NONE", "integrityImpact": "NONE", "accessComplexity": "LOW", "availabilityImpact": "PARTIAL", "confidentialityImpact": "NONE"}, "acInsufInfo": false, "impactScore": 2.9, "baseSeverity": "MEDIUM", "obtainAllPrivilege": false, "exploitabilityScore": 10.0, "obtainUserPrivilege": false, "obtainOtherPrivilege": false, "userInteractionRequired": false}], "cvssMetricV31": [{"type": "Primary", "source": "security-advisories@github.com", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 7.5, "attackVector": "NETWORK", "baseSeverity": "HIGH", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H", "integrityImpact": "NONE", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "HIGH", "privilegesRequired": "NONE", "confidentialityImpact": "NONE"}, "impactScore": 3.6, "exploitabilityScore": 3.9}]}, "published": "2021-09-09T22:15:09.773", "references": [{"url": "https://github.com/envoyproxy/envoy/security/advisories/GHSA-3xh3-33v5-chcc", "tags": ["Third Party Advisory"], "source": "security-advisories@github.com"}, {"url": "https://github.com/pomerium/pomerium/security/advisories/GHSA-5wjf-62hw-q78r", "tags": ["Third Party Advisory"], "source": "security-advisories@github.com"}, {"url": "https://groups.google.com/g/envoy-announce/c/5xBpsEZZDfE/m/wD05NZBbAgAJ", "tags": ["Not Applicable"], "source": "security-advisories@github.com"}], "vulnStatus": "Analyzed", "weaknesses": [{"type": "Primary", "source": "nvd@nist.gov", "description": [{"lang": "en", "value": "CWE-834"}]}, {"type": "Secondary", "source": "security-advisories@github.com", "description": [{"lang": "en", "value": "CWE-834"}]}], "descriptions": [{"lang": "en", "value": "Pomerium is an open source identity-aware access proxy. Envoy, which Pomerium is based on, incorrectly handles resetting of HTTP/2 streams with excessive complexity. This can lead to high CPU utilization when a large number of streams are reset. This can result in a DoS condition. Pomerium versions 0.14.8 and 0.15.1 contain an upgraded envoy binary with this vulnerability patched."}, {"lang": "es", "value": "Pomerium es un proxy de acceso de c\u00f3digo abierto consciente de la identidad. Envoy, en el que es basado Pomerium, maneja inapropiadamente el restablecimiento de los flujos HTTP/2 con una complejidad excesiva. Esto puede conllevar a un alto uso de la CPU cuando es restablecido un gran n\u00famero de flujos. Esto puede resultar en una condici\u00f3n de DoS. Las versiones 0.14.8 y 0.15.1 de Pomerium contienen un binario envoy actualizado con esta vulnerabilidad parcheada"}], "lastModified": "2021-09-27T18:30:56.377", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:a:envoyproxy:envoy:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "2FA474E1-2F0F-44D7-938F-40EE9DB5C230", "versionEndIncluding": "1.16.4"}, {"criteria": "cpe:2.3:a:envoyproxy:envoy:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "83547329-1394-417F-93DB-70C1A9D173B0", "versionEndExcluding": "1.17.4", "versionStartIncluding": "1.17.0"}, {"criteria": "cpe:2.3:a:envoyproxy:envoy:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "D7376E28-9915-4CA1-A5DB-40874D10E781", "versionEndExcluding": "1.18.4", "versionStartIncluding": "1.18.0"}, {"criteria": "cpe:2.3:a:envoyproxy:envoy:1.19.0:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "1968AA35-60E2-4A00-84A0-617738B55D33"}, {"criteria": "cpe:2.3:a:pomerium:pomerium:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "2793176B-E77A-4393-BFE5-15100D2E80FD", "versionEndExcluding": "0.14.8"}, {"criteria": "cpe:2.3:a:pomerium:pomerium:0.15.0:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "B0082414-BE21-4DDC-8B84-5DC9F9BAE8E3"}], "operator": "OR"}]}], "sourceIdentifier": "security-advisories@github.com"}