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105 lines
3.2 KiB
JSON
105 lines
3.2 KiB
JSON
{
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"id": "CVE-2021-25263",
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"sourceIdentifier": "browser-security@yandex-team.ru",
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"published": "2021-08-17T19:15:08.103",
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"lastModified": "2023-02-10T16:48:58.850",
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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": "Local privilege vulnerability in Yandex Browser for Windows prior to 21.9.0.390 allows a local, low privileged, attacker to execute arbitary code with the SYSTEM privileges through manipulating files in directory with insecure permissions during Yandex Browser update process."
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},
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{
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"lang": "es",
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"value": "La vulnerabilidad de privilegios locales en Yandex Browser para Windows anterior a la versi\u00f3n 21.9.0.390 permite a un atacante local, con pocos privilegios, ejecutar c\u00f3digo arbitrario con los privilegios del SISTEMA a trav\u00e9s de la manipulaci\u00f3n de archivos en el directorio con permisos inseguros durante el proceso de actualizaci\u00f3n de Yandex Browser"
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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:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H",
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"attackVector": "LOCAL",
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"attackComplexity": "LOW",
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"privilegesRequired": "LOW",
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"userInteraction": "NONE",
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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": 7.8,
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"baseSeverity": "HIGH"
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},
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"exploitabilityScore": 1.8,
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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:L/AC:L/Au:N/C:P/I:P/A:P",
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"accessVector": "LOCAL",
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"accessComplexity": "LOW",
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"authentication": "NONE",
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"confidentialityImpact": "PARTIAL",
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"integrityImpact": "PARTIAL",
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"availabilityImpact": "PARTIAL",
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"baseScore": 4.6
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},
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"baseSeverity": "MEDIUM",
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"exploitabilityScore": 3.9,
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"impactScore": 6.4,
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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": false
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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": "NVD-CWE-noinfo"
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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:yandex:yandex_browser:*:*:*:*:*:windows:*:*",
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"versionEndExcluding": "21.9.0.390",
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"matchCriteriaId": "21AC29BD-6018-46C2-9BE7-225090DDC637"
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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": "https://yandex.com/bugbounty/i/hall-of-fame-browser/",
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"source": "browser-security@yandex-team.ru",
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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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} |