CVE-2022-4173

Avast and AVG Antivirus for Windows vulnerable to Privilege Escalation

Published Dec 5, 2022 CVSS 3.1 · 7.3 High EPSS < 1% KEV · Not listed
Description
A vulnerability within the malware removal functionality of Avast and AVG Antivirus allowed an attacker with write access to the filesystem, to escalate his privileges in certain scenarios. The issue was fixed with Avast and AVG Antivirus version 22.10.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

Source ID Title
EUVD EUVD EUVD-2022-51534 A vulnerability within the malware removal functionality of Avast and AVG Antivirus allowed an attacker with write access to the filesystem, to escalate his privileges in certain scenarios. The issue was fixed with Avast and AVG Antivirus version 22.10.
History
Type Values Removed Values Added
Metrics epss

{'score': 0.00341}

epss

{'score': 0.0028}

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}

Weaknesses

Sources

Status
PUBLISHED
Assigner
NLOK
Published
Updated
Apr 14, 2025, 5:57 PM
Reserved
Nov 29, 2022, 12:57 AM
Status
Modified
Published
Dec 6, 2022, 12:15 AM
Modified
Jun 17, 2026, 5:20 AM