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https://github.com/fkie-cad/nvd-json-data-feeds.git
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135 lines
4.1 KiB
JSON
135 lines
4.1 KiB
JSON
{
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"id": "CVE-2020-26950",
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"sourceIdentifier": "security@mozilla.org",
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"published": "2020-12-09T01:15:12.503",
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"lastModified": "2022-04-08T11:28:19.070",
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"vulnStatus": "Analyzed",
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"descriptions": [
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{
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"lang": "en",
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"value": "In certain circumstances, the MCallGetProperty opcode can be emitted with unmet assumptions resulting in an exploitable use-after-free condition. This vulnerability affects Firefox < 82.0.3, Firefox ESR < 78.4.1, and Thunderbird < 78.4.2."
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},
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{
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"lang": "es",
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"value": "En determinadas circunstancias, el opcode MCallGetProperty puede ser emitido con suposiciones no cumplidas, resultando en una condici\u00f3n de uso de la memoria previamente liberada explotable. Esta vulnerabilidad afecta a Firefox versiones anteriores a 82.0.3, Firefox ESR versiones anteriores a 78.4.1, y Thunderbird versiones anteriores a 78.4.2"
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}
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],
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"metrics": {
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"cvssMetricV31": [
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{
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"source": "nvd@nist.gov",
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"type": "Primary",
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"cvssData": {
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"version": "3.1",
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"vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H",
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"attackVector": "NETWORK",
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"attackComplexity": "LOW",
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"privilegesRequired": "NONE",
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"userInteraction": "REQUIRED",
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"scope": "UNCHANGED",
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"confidentialityImpact": "HIGH",
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"integrityImpact": "HIGH",
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"availabilityImpact": "HIGH",
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"baseScore": 8.8,
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"baseSeverity": "HIGH"
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},
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"exploitabilityScore": 2.8,
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"impactScore": 5.9
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}
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],
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"cvssMetricV2": [
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{
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"source": "nvd@nist.gov",
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"type": "Primary",
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"cvssData": {
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"version": "2.0",
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"vectorString": "AV:N/AC:M/Au:N/C:C/I:C/A:C",
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"accessVector": "NETWORK",
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"accessComplexity": "MEDIUM",
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"authentication": "NONE",
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"confidentialityImpact": "COMPLETE",
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"integrityImpact": "COMPLETE",
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"availabilityImpact": "COMPLETE",
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"baseScore": 9.3
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},
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"baseSeverity": "HIGH",
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"exploitabilityScore": 8.6,
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"impactScore": 10.0,
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"acInsufInfo": false,
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"obtainAllPrivilege": false,
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"obtainUserPrivilege": false,
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"obtainOtherPrivilege": false,
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"userInteractionRequired": true
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}
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]
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},
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"weaknesses": [
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{
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"source": "nvd@nist.gov",
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"type": "Primary",
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"description": [
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{
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"lang": "en",
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"value": "CWE-416"
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}
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]
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}
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],
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"configurations": [
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{
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"nodes": [
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{
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"operator": "OR",
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"negate": false,
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"cpeMatch": [
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{
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"vulnerable": true,
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"criteria": "cpe:2.3:a:mozilla:firefox:*:*:*:*:*:*:*:*",
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"versionEndExcluding": "82.0.3",
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"matchCriteriaId": "7F743C78-6F4E-4BD7-A878-B887A2C42BDC"
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},
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{
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"vulnerable": true,
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"criteria": "cpe:2.3:a:mozilla:firefox_esr:*:*:*:*:*:*:*:*",
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"versionEndExcluding": "78.4.1",
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"matchCriteriaId": "08D6779A-1193-446D-AE3E-D859D539A170"
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},
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{
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"vulnerable": true,
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"criteria": "cpe:2.3:a:mozilla:thunderbird:*:*:*:*:*:*:*:*",
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"versionEndExcluding": "78.4.2",
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"matchCriteriaId": "635C87C4-E16B-4320-A339-45C8E1DF0401"
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}
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]
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}
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]
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}
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],
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"references": [
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{
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"url": "http://packetstormsecurity.com/files/166175/Firefox-MCallGetProperty-Write-Side-Effects-Use-After-Free.html",
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"source": "security@mozilla.org",
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"tags": [
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"Exploit",
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"Third Party Advisory",
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"VDB Entry"
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]
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},
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{
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"url": "https://bugzilla.mozilla.org/show_bug.cgi?id=1675905",
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"source": "security@mozilla.org",
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"tags": [
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"Exploit",
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"Issue Tracking",
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"Vendor Advisory"
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]
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},
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{
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"url": "https://www.mozilla.org/security/advisories/mfsa2020-49/",
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"source": "security@mozilla.org",
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"tags": [
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"Vendor Advisory"
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]
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}
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]
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} |