{ "id": "CVE-2020-6816", "sourceIdentifier": "security@mozilla.org", "published": "2020-03-24T22:15:12.657", "lastModified": "2024-11-21T05:36:13.997", "vulnStatus": "Modified", "cveTags": [], "descriptions": [ { "lang": "en", "value": "In Mozilla Bleach before 3.12, a mutation XSS in bleach.clean when RCDATA and either svg or math tags are whitelisted and the keyword argument strip=False." }, { "lang": "es", "value": "En Mozilla Bleach versiones anteriores a 3.12, una mutaci\u00f3n de XSS en bleach.clean cuando RCDATA y las etiquetas svg o math est\u00e1n en la lista blanca y el argumento de la palabra clave strip=False." } ], "metrics": { "cvssMetricV31": [ { "source": "nvd@nist.gov", "type": "Primary", "cvssData": { "version": "3.1", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N", "baseScore": 6.1, "baseSeverity": "MEDIUM", "attackVector": "NETWORK", "attackComplexity": "LOW", "privilegesRequired": "NONE", "userInteraction": "REQUIRED", "scope": "CHANGED", "confidentialityImpact": "LOW", "integrityImpact": "LOW", "availabilityImpact": "NONE" }, "exploitabilityScore": 2.8, "impactScore": 2.7 } ], "cvssMetricV2": [ { "source": "nvd@nist.gov", "type": "Primary", "cvssData": { "version": "2.0", "vectorString": "AV:N/AC:M/Au:N/C:N/I:P/A:N", "baseScore": 4.3, "accessVector": "NETWORK", "accessComplexity": "MEDIUM", "authentication": "NONE", "confidentialityImpact": "NONE", "integrityImpact": "PARTIAL", "availabilityImpact": "NONE" }, "baseSeverity": "MEDIUM", "exploitabilityScore": 8.6, "impactScore": 2.9, "acInsufInfo": false, "obtainAllPrivilege": false, "obtainUserPrivilege": false, "obtainOtherPrivilege": false, "userInteractionRequired": true } ] }, "weaknesses": [ { "source": "nvd@nist.gov", "type": "Primary", "description": [ { "lang": "en", "value": "CWE-79" } ] } ], "configurations": [ { "nodes": [ { "operator": "OR", "negate": false, "cpeMatch": [ { "vulnerable": true, "criteria": "cpe:2.3:a:mozilla:bleach:*:*:*:*:*:*:*:*", "versionEndExcluding": "3.1.2", "matchCriteriaId": "8222FCFB-863B-4ED6-BBB2-2CBB03F286C3" } ] } ] }, { "nodes": [ { "operator": "OR", "negate": false, "cpeMatch": [ { "vulnerable": true, "criteria": "cpe:2.3:o:fedoraproject:fedora:33:*:*:*:*:*:*:*", "matchCriteriaId": "E460AA51-FCDA-46B9-AE97-E6676AA5E194" } ] } ] } ], "references": [ { "url": "https://advisory.checkmarx.net/advisory/CX-2020-4277", "source": "security@mozilla.org", "tags": [ "Exploit", "Third Party Advisory" ] }, { "url": "https://github.com/mozilla/bleach/security/advisories/GHSA-m6xf-fq7q-8743", "source": "security@mozilla.org", "tags": [ "Third Party Advisory" ] }, { "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/EDQU2SZLZMSSACCBUBJ6NOSRNNBDYFW5/", "source": "security@mozilla.org" }, { "url": "https://www.checkmarx.com/blog/vulnerabilities-discovered-in-mozilla-bleach", "source": "security@mozilla.org", "tags": [ "Exploit", "Third Party Advisory" ] }, { "url": "https://advisory.checkmarx.net/advisory/CX-2020-4277", "source": "af854a3a-2127-422b-91ae-364da2661108", "tags": [ "Exploit", "Third Party Advisory" ] }, { "url": "https://github.com/mozilla/bleach/security/advisories/GHSA-m6xf-fq7q-8743", "source": "af854a3a-2127-422b-91ae-364da2661108", "tags": [ "Third Party Advisory" ] }, { "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/EDQU2SZLZMSSACCBUBJ6NOSRNNBDYFW5/", "source": "af854a3a-2127-422b-91ae-364da2661108" }, { "url": "https://www.checkmarx.com/blog/vulnerabilities-discovered-in-mozilla-bleach", "source": "af854a3a-2127-422b-91ae-364da2661108", "tags": [ "Exploit", "Third Party Advisory" ] } ] }