Show plain JSON{"configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:a:akka:http_server:*:*:*:*:*:*:*:*", "matchCriteriaId": "A9CC0F38-FFB5-4018-876D-6A3942B897D8", "versionEndExcluding": "10.1.15", "versionStartIncluding": "10.1.0", "vulnerable": true}, {"criteria": "cpe:2.3:a:akka:http_server:*:*:*:*:*:*:*:*", "matchCriteriaId": "26F742DD-9B4F-401A-B367-99F5A9050A71", "versionEndExcluding": "10.2.7", "versionStartIncluding": "10.2.0", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "descriptions": [{"lang": "en", "value": "Akka HTTP 10.1.x before 10.1.15 and 10.2.x before 10.2.7 can encounter stack exhaustion while parsing HTTP headers, which allows a remote attacker to conduct a Denial of Service attack by sending a User-Agent header with deeply nested comments."}, {"lang": "es", "value": "Akka HTTP 10.1.x antes de 10.1.15 y 10.2.x antes de 10.2.7 pueden encontrar agotamiento de la pila mientras analizan las cabeceras HTTP, lo que permite a un atacante remoto llevar a cabo un ataque de denegaci\u00f3n de servicio mediante el env\u00edo de una cabecera User-Agent con comentarios profundamente anidados"}], "id": "CVE-2021-42697", "lastModified": "2024-11-21T06:27:59.610", "metrics": {"cvssMetricV2": [{"acInsufInfo": false, "baseSeverity": "MEDIUM", "cvssData": {"accessComplexity": "LOW", "accessVector": "NETWORK", "authentication": "NONE", "availabilityImpact": "PARTIAL", "baseScore": 5.0, "confidentialityImpact": "NONE", "integrityImpact": "NONE", "vectorString": "AV:N/AC:L/Au:N/C:N/I:N/A:P", "version": "2.0"}, "exploitabilityScore": 10.0, "impactScore": 2.9, "obtainAllPrivilege": false, "obtainOtherPrivilege": false, "obtainUserPrivilege": false, "source": "nvd@nist.gov", "type": "Primary", "userInteractionRequired": false}], "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"}]}, "published": "2021-11-02T22:15:08.957", "references": [{"source": "cve@mitre.org", "tags": ["Exploit", "Third Party Advisory", "VDB Entry"], "url": "http://packetstormsecurity.com/files/167018/Akka-HTTP-10.1.14-Denial-Of-Service.html"}, {"source": "cve@mitre.org", "tags": ["Vendor Advisory"], "url": "https://akka.io/blog/"}, {"source": "cve@mitre.org", "tags": ["Release Notes", "Vendor Advisory"], "url": "https://akka.io/blog/news/2021/11/02/akka-http-10.2.7-released"}, {"source": "cve@mitre.org", "tags": ["Release Notes", "Vendor Advisory"], "url": "https://akka.io/blog/news/2021/11/22/akka-http-10.1.15-released"}, {"source": "cve@mitre.org", "tags": ["Vendor Advisory"], "url": "https://doc.akka.io/docs/akka-http/current/security/2021-CVE-2021-42697-stack-overflow-parsing-user-agent.html"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Exploit", "Third Party Advisory", "VDB Entry"], "url": "http://packetstormsecurity.com/files/167018/Akka-HTTP-10.1.14-Denial-Of-Service.html"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Vendor Advisory"], "url": "https://akka.io/blog/"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Release Notes", "Vendor Advisory"], "url": "https://akka.io/blog/news/2021/11/02/akka-http-10.2.7-released"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Release Notes", "Vendor Advisory"], "url": "https://akka.io/blog/news/2021/11/22/akka-http-10.1.15-released"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Vendor Advisory"], "url": "https://doc.akka.io/docs/akka-http/current/security/2021-CVE-2021-42697-stack-overflow-parsing-user-agent.html"}], "sourceIdentifier": "cve@mitre.org", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-674"}], "source": "nvd@nist.gov", "type": "Primary"}]}