{ "id": "CVE-2020-12400", "sourceIdentifier": "security@mozilla.org", "published": "2020-10-08T14:15:11.170", "lastModified": "2023-02-20T17:15:11.407", "vulnStatus": "Modified", "descriptions": [ { "lang": "en", "value": "When converting coordinates from projective to affine, the modular inversion was not performed in constant time, resulting in a possible timing-based side channel attack. This vulnerability affects Firefox < 80 and Firefox for Android < 80." }, { "lang": "es", "value": "Cuando se convierten coordenadas desde una descriptiva a af\u00edn, la inversi\u00f3n modular no se llev\u00f3 a cabo en un tiempo constante, resultando en un posible ataque de canal lateral basado en sincronizaci\u00f3n. Esta vulnerabilidad afecta a Firefox versiones anteriores a 80 y Firefox para Android versiones anteriores a 80" } ], "metrics": { "cvssMetricV31": [ { "source": "nvd@nist.gov", "type": "Primary", "cvssData": { "version": "3.1", "vectorString": "CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:N/A:N", "attackVector": "LOCAL", "attackComplexity": "HIGH", "privilegesRequired": "LOW", "userInteraction": "NONE", "scope": "UNCHANGED", "confidentialityImpact": "HIGH", "integrityImpact": "NONE", "availabilityImpact": "NONE", "baseScore": 4.7, "baseSeverity": "MEDIUM" }, "exploitabilityScore": 1.0, "impactScore": 3.6 } ], "cvssMetricV2": [ { "source": "nvd@nist.gov", "type": "Primary", "cvssData": { "version": "2.0", "vectorString": "AV:L/AC:H/Au:N/C:P/I:N/A:N", "accessVector": "LOCAL", "accessComplexity": "HIGH", "authentication": "NONE", "confidentialityImpact": "PARTIAL", "integrityImpact": "NONE", "availabilityImpact": "NONE", "baseScore": 1.2 }, "baseSeverity": "LOW", "exploitabilityScore": 1.9, "impactScore": 2.9, "acInsufInfo": false, "obtainAllPrivilege": false, "obtainUserPrivilege": false, "obtainOtherPrivilege": false, "userInteractionRequired": false } ] }, "weaknesses": [ { "source": "nvd@nist.gov", "type": "Primary", "description": [ { "lang": "en", "value": "CWE-203" } ] } ], "configurations": [ { "nodes": [ { "operator": "OR", "negate": false, "cpeMatch": [ { "vulnerable": true, "criteria": "cpe:2.3:a:mozilla:firefox:*:*:*:*:*:*:*:*", "versionEndExcluding": "80.0", "matchCriteriaId": "334D3118-529D-4AAB-82A4-1EC3AA047D3D" }, { "vulnerable": true, "criteria": "cpe:2.3:a:mozilla:firefox:*:*:*:*:*:android:*:*", "versionEndExcluding": "80.0", "matchCriteriaId": "78F3BE06-CA45-47C1-B3FD-04DCEDDCCB5A" } ] } ] } ], "references": [ { "url": "https://bugzilla.mozilla.org/show_bug.cgi?id=1623116", "source": "security@mozilla.org", "tags": [ "Issue Tracking", "Permissions Required", "Vendor Advisory" ] }, { "url": "https://lists.debian.org/debian-lts-announce/2023/02/msg00021.html", "source": "security@mozilla.org" }, { "url": "https://www.mozilla.org/security/advisories/mfsa2020-36/", "source": "security@mozilla.org", "tags": [ "Vendor Advisory" ] }, { "url": "https://www.mozilla.org/security/advisories/mfsa2020-39/", "source": "security@mozilla.org", "tags": [ "Vendor Advisory" ] } ] }