CVE-2021-41163

{"id": "CVE-2021-41163", "metrics": {"cvssMetricV2": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"version": "2.0", "baseScore": 7.5, "accessVector": "NETWORK", "vectorString": "AV:N/AC:L/Au:N/C:P/I:P/A:P", "authentication": "NONE", "integrityImpact": "PARTIAL", "accessComplexity": "LOW", "availabilityImpact": "PARTIAL", "confidentialityImpact": "PARTIAL"}, "acInsufInfo": false, "impactScore": 6.4, "baseSeverity": "HIGH", "obtainAllPrivilege": false, "exploitabilityScore": 10.0, "obtainUserPrivilege": false, "obtainOtherPrivilege": false, "userInteractionRequired": false}], "cvssMetricV31": [{"type": "Secondary", "source": "security-advisories@github.com", "cvssData": {"scope": "CHANGED", "version": "3.1", "baseScore": 10.0, "attackVector": "NETWORK", "baseSeverity": "CRITICAL", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H", "integrityImpact": "HIGH", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "HIGH", "privilegesRequired": "NONE", "confidentialityImpact": "HIGH"}, "impactScore": 6.0, "exploitabilityScore": 3.9}, {"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 9.8, "attackVector": "NETWORK", "baseSeverity": "CRITICAL", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H", "integrityImpact": "HIGH", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "HIGH", "privilegesRequired": "NONE", "confidentialityImpact": "HIGH"}, "impactScore": 5.9, "exploitabilityScore": 3.9}]}, "published": "2021-10-20T23:15:07.477", "references": [{"url": "https://github.com/discourse/discourse/commit/fa3c46cf079d28b086fe1025349bb00223a5d5e9", "tags": ["Patch", "Third Party Advisory"], "source": "security-advisories@github.com"}, {"url": "https://github.com/discourse/discourse/security/advisories/GHSA-jcjx-pvpc-qgwq", "tags": ["Third Party Advisory"], "source": "security-advisories@github.com"}, {"url": "https://github.com/discourse/discourse/commit/fa3c46cf079d28b086fe1025349bb00223a5d5e9", "tags": ["Patch", "Third Party Advisory"], "source": "af854a3a-2127-422b-91ae-364da2661108"}, {"url": "https://github.com/discourse/discourse/security/advisories/GHSA-jcjx-pvpc-qgwq", "tags": ["Third Party Advisory"], "source": "af854a3a-2127-422b-91ae-364da2661108"}], "vulnStatus": "Modified", "weaknesses": [{"type": "Secondary", "source": "security-advisories@github.com", "description": [{"lang": "en", "value": "CWE-74"}]}, {"type": "Primary", "source": "nvd@nist.gov", "description": [{"lang": "en", "value": "CWE-74"}]}], "descriptions": [{"lang": "en", "value": "Discourse is an open source platform for community discussion. In affected versions maliciously crafted requests could lead to remote code execution. This resulted from a lack of validation in subscribe_url values. This issue is patched in the latest stable, beta and tests-passed versions of Discourse. To workaround the issue without updating, requests with a path starting /webhooks/aws path could be blocked at an upstream proxy."}, {"lang": "es", "value": "Discourse es una plataforma de c\u00f3digo abierto para el debate comunitario. En las versiones afectadas, las peticiones dise\u00f1adas de forma maliciosa pod\u00edan conllevar a una ejecuci\u00f3n de c\u00f3digo remota . Esto se deb\u00eda a una falta de comprobaci\u00f3n en los valores de subscribe_url. Este problema est\u00e1 parcheado en las \u00faltimas versiones estables, beta y de prueba de Discourse. Para solucionar el problema sin necesidad de actualizar, las peticiones con una ruta que empiece por /webhooks/aws podr\u00edan bloquearse en un proxy de subida"}], "lastModified": "2024-11-21T06:25:38.403", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:a:discourse:discourse:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "95493165-6C19-4E89-AC2B-72268D6ECB2C", "versionEndExcluding": "2.7.9"}, {"criteria": "cpe:2.3:a:discourse:discourse:2.8.0:beta1:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "9E7F8AC4-35D1-45E5-8A3A-B0205000A5D3"}, {"criteria": "cpe:2.3:a:discourse:discourse:2.8.0:beta2:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "B9AE12FE-0396-4843-8D30-D8C44FAE01DA"}, {"criteria": "cpe:2.3:a:discourse:discourse:2.8.0:beta3:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "F101AEAB-4FB7-4BE3-931B-595702D616C7"}, {"criteria": "cpe:2.3:a:discourse:discourse:2.8.0:beta4:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "F6878B7F-2691-4D3F-8116-CB282FDAAAC7"}, {"criteria": "cpe:2.3:a:discourse:discourse:2.8.0:beta5:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "76EABAB9-BEA4-48D4-ADBA-D00746B29C52"}, {"criteria": "cpe:2.3:a:discourse:discourse:2.8.0:beta6:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "82A255A2-4658-41AD-A4DE-A7F8D018028D"}], "operator": "OR"}]}], "sourceIdentifier": "security-advisories@github.com"}