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117 lines
3.5 KiB
JSON
117 lines
3.5 KiB
JSON
{
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"id": "CVE-2021-25261",
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"sourceIdentifier": "browser-security@yandex-team.ru",
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"published": "2022-06-15T20:15:17.093",
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"lastModified": "2022-06-24T16:41:44.597",
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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 22.5.0.862 allows a local, low privileged, attacker to execute arbitary code with the SYSTEM privileges through manipulating symlinks to installation file during Yandex Browser update process."
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},
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{
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"lang": "es",
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"value": "Una vulnerabilidad de privilegios locales en Yandex Browser para Windows versiones anteriores a 22.5.0.862 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 enlaces simb\u00f3licos al archivo de instalaci\u00f3n 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:C/I:C/A:C",
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"accessVector": "LOCAL",
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"accessComplexity": "LOW",
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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": 7.2
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},
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"baseSeverity": "HIGH",
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"exploitabilityScore": 3.9,
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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": 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": "CWE-59"
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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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"operator": "AND",
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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:*:*:*:*:*:*:*:*",
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"versionEndExcluding": "22.5.0.862",
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"matchCriteriaId": "BA7BAE67-AF47-488D-8252-B712530F284B"
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}
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]
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},
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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": false,
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"criteria": "cpe:2.3:o:microsoft:windows:-:*:*:*:*:*:*:*",
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"matchCriteriaId": "A2572D17-1DE6-457B-99CC-64AFD54487EA"
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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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} |