{ "id": "CVE-2019-17026", "sourceIdentifier": "security@mozilla.org", "published": "2020-03-02T05:15:12.010", "lastModified": "2022-11-16T03:00:36.280", "vulnStatus": "Analyzed", "cisaExploitAdd": "2021-11-03", "cisaActionDue": "2022-05-03", "cisaRequiredAction": "Apply updates per vendor instructions.", "cisaVulnerabilityName": "Mozilla Firefox IonMonkey JIT compiler Type Confusion Vulnerability", "descriptions": [ { "lang": "en", "value": "Incorrect alias information in IonMonkey JIT compiler for setting array elements could lead to a type confusion. We are aware of targeted attacks in the wild abusing this flaw. This vulnerability affects Firefox ESR < 68.4.1, Thunderbird < 68.4.1, and Firefox < 72.0.1." }, { "lang": "es", "value": "Una informaci\u00f3n de alias incorrecta en compilador IonMonkey JIT para establecer los elementos de la matriz podr\u00eda conllevar a una confusi\u00f3n de tipo. Estamos conscientes de los ataques dirigidos \"in the wild\" abusando de este fallo. Esta vulnerabilidad afecta a Firefox ESR versiones anteriores a 68.4.1, Thunderbird versiones anteriores a 68.4.1, y Firefox versiones anteriores a 72.0.1." } ], "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:U/C:H/I:H/A:H", "attackVector": "NETWORK", "attackComplexity": "LOW", "privilegesRequired": "NONE", "userInteraction": "REQUIRED", "scope": "UNCHANGED", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "availabilityImpact": "HIGH", "baseScore": 8.8, "baseSeverity": "HIGH" }, "exploitabilityScore": 2.8, "impactScore": 5.9 } ], "cvssMetricV2": [ { "source": "nvd@nist.gov", "type": "Primary", "cvssData": { "version": "2.0", "vectorString": "AV:N/AC:M/Au:N/C:P/I:P/A:P", "accessVector": "NETWORK", "accessComplexity": "MEDIUM", "authentication": "NONE", "confidentialityImpact": "PARTIAL", "integrityImpact": "PARTIAL", "availabilityImpact": "PARTIAL", "baseScore": 6.8 }, "baseSeverity": "MEDIUM", "exploitabilityScore": 8.6, "impactScore": 6.4, "acInsufInfo": false, "obtainAllPrivilege": false, "obtainUserPrivilege": false, "obtainOtherPrivilege": false, "userInteractionRequired": true } ] }, "weaknesses": [ { "source": "nvd@nist.gov", "type": "Primary", "description": [ { "lang": "en", "value": "CWE-843" } ] } ], "configurations": [ { "nodes": [ { "operator": "OR", "negate": false, "cpeMatch": [ { "vulnerable": true, "criteria": "cpe:2.3:a:mozilla:firefox:*:*:*:*:*:*:*:*", "versionEndExcluding": "72.0.1", "matchCriteriaId": "21E5F0F7-D936-4FE0-B1F3-3A7CCDF49DEF" }, { "vulnerable": true, "criteria": "cpe:2.3:a:mozilla:firefox_esr:*:*:*:*:*:*:*:*", "versionEndExcluding": "68.4.1", "matchCriteriaId": "FAC97CC2-A0A9-4262-AFA7-5C281F9A03AA" }, { "vulnerable": true, "criteria": "cpe:2.3:a:mozilla:thunderbird:*:*:*:*:*:*:*:*", "versionEndExcluding": "68.4.1", "matchCriteriaId": "BD9C9431-2F4C-4C13-848B-0E0C6A811F47" } ] } ] }, { "nodes": [ { "operator": "OR", "negate": false, "cpeMatch": [ { "vulnerable": true, "criteria": "cpe:2.3:o:canonical:ubuntu_linux:16.04:*:*:*:esm:*:*:*", "matchCriteriaId": "7A5301BF-1402-4BE0-A0F8-69FBE79BC6D6" } ] } ] } ], "references": [ { "url": "http://packetstormsecurity.com/files/162568/Firefox-72-IonMonkey-JIT-Type-Confusion.html", "source": "security@mozilla.org", "tags": [ "Exploit", "Third Party Advisory", "VDB Entry" ] }, { "url": "https://bugzilla.mozilla.org/show_bug.cgi?id=1607443", "source": "security@mozilla.org", "tags": [ "Issue Tracking", "Permissions Required" ] }, { "url": "https://security.gentoo.org/glsa/202003-02", "source": "security@mozilla.org", "tags": [ "Third Party Advisory" ] }, { "url": "https://usn.ubuntu.com/4335-1/", "source": "security@mozilla.org", "tags": [ "Third Party Advisory" ] }, { "url": "https://www.mozilla.org/security/advisories/mfsa2020-03/", "source": "security@mozilla.org", "tags": [ "Vendor Advisory" ] }, { "url": "https://www.mozilla.org/security/advisories/mfsa2020-04/", "source": "security@mozilla.org", "tags": [ "Vendor Advisory" ] } ] }