8.8
CVSSv3

CVE-2022-4173

Published: 06/12/2022 Updated: 07/11/2023
CVSS v3 Base Score: 8.8 | Impact Score: 5.9 | Exploitability Score: 2.8
VMScore: 0

Vulnerability Summary

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.

Vulnerability Trend

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avast avast

avast avg antivirus

Github Repositories

Aikido Wiper Presented in Black Hat Europe 2022 Briefings under the title - Aikido: Turning EDRs to Malicious Wipers Using 0-day Exploits Full research process is described here - wwwsafebreachcom/resources/blog/safebreach-labs-researcher-discovers-multiple-zero-day-vulnerabilities/ CVEs issued so far Windows Defender & Windows Defender for Endpoint - CVE-202