René Helmke 7791f18b51 bootstrap
2023-05-16 16:09:41 +02:00

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{
"id": "CVE-2021-45337",
"sourceIdentifier": "cve@mitre.org",
"published": "2021-12-27T14:15:07.993",
"lastModified": "2022-07-12T17:42:04.277",
"vulnStatus": "Analyzed",
"descriptions": [
{
"lang": "en",
"value": "Privilege escalation vulnerability in the Self-Defense driver of Avast Antivirus prior to 20.8 allows a local user with SYSTEM privileges to gain elevated privileges by \"hollowing\" process wsc_proxy.exe which could lead to acquire antimalware (AM-PPL) protection."
},
{
"lang": "es",
"value": "Una vulnerabilidad de escalada de privilegios en el controlador de Autodefensa de Avast Antivirus versiones anteriores a 20.8, permite a un usuario local con privilegios SYSTEM alcanzar privilegios elevados al \"vaciar\" el proceso wsc_proxy.exe, que podr\u00eda conllevar a una adquisici\u00f3n de protecci\u00f3n antimalware (AM-PPL)"
}
],
"metrics": {
"cvssMetricV31": [
{
"source": "nvd@nist.gov",
"type": "Primary",
"cvssData": {
"version": "3.1",
"vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H",
"attackVector": "LOCAL",
"attackComplexity": "LOW",
"privilegesRequired": "LOW",
"userInteraction": "NONE",
"scope": "CHANGED",
"confidentialityImpact": "HIGH",
"integrityImpact": "HIGH",
"availabilityImpact": "HIGH",
"baseScore": 8.8,
"baseSeverity": "HIGH"
},
"exploitabilityScore": 2.0,
"impactScore": 6.0
}
],
"cvssMetricV2": [
{
"source": "nvd@nist.gov",
"type": "Primary",
"cvssData": {
"version": "2.0",
"vectorString": "AV:L/AC:L/Au:N/C:C/I:C/A:C",
"accessVector": "LOCAL",
"accessComplexity": "LOW",
"authentication": "NONE",
"confidentialityImpact": "COMPLETE",
"integrityImpact": "COMPLETE",
"availabilityImpact": "COMPLETE",
"baseScore": 7.2
},
"baseSeverity": "HIGH",
"exploitabilityScore": 3.9,
"impactScore": 10.0,
"acInsufInfo": false,
"obtainAllPrivilege": false,
"obtainUserPrivilege": false,
"obtainOtherPrivilege": false,
"userInteractionRequired": false
}
]
},
"weaknesses": [
{
"source": "nvd@nist.gov",
"type": "Primary",
"description": [
{
"lang": "en",
"value": "NVD-CWE-noinfo"
}
]
}
],
"configurations": [
{
"nodes": [
{
"operator": "OR",
"negate": false,
"cpeMatch": [
{
"vulnerable": true,
"criteria": "cpe:2.3:a:avast:antivirus:*:*:*:*:*:*:*:*",
"versionEndExcluding": "20.8",
"matchCriteriaId": "EAF330ED-7AB1-484F-9DF8-66CD532F0182"
}
]
}
]
}
],
"references": [
{
"url": "https://github.com/the-deniss/Vulnerability-Disclosures/tree/main/CVE-2021-AVST3%20%26%20CVE-2021-AVST4%20%26%20CVE-2021-AVST5",
"source": "cve@mitre.org",
"tags": [
"Exploit",
"Third Party Advisory"
]
},
{
"url": "https://www.avast.com/hacker-hall-of-fame/en/researcher-david-eade-reports-antitrack-bug-to-avast-0",
"source": "cve@mitre.org",
"tags": [
"Vendor Advisory"
]
}
]
}