CVE-2022-4173: Avast and AVG Antivirus for Windows vulnerable to Privilege Escalation
First published: Mon Dec 05 2022(Updated: )
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.
Credit: security@nortonlifelock.com security@nortonlifelock.com
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Avast Avast | >=20.5<=22.9 | |
| Avast Avg Antivirus | >=20.5<=22.9 | |
| >=20.5<=22.9 | ||
| >=20.5<=22.9 |
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Frequently Asked Questions
What is CVE-2022-4173?
CVE-2022-4173 is a vulnerability within the malware removal functionality of Avast and AVG Antivirus that allowed an attacker with write access to the filesystem to escalate their privileges.
How can an attacker exploit CVE-2022-4173?
An attacker with write access to the filesystem can exploit CVE-2022-4173 to escalate their privileges.
What is the severity of CVE-2022-4173?
CVE-2022-4173 has a severity rating of 8.8 (High).
Which software versions are affected by CVE-2022-4173?
Avast and AVG Antivirus versions up to 22.9 are affected by CVE-2022-4173.
How was CVE-2022-4173 fixed?
CVE-2022-4173 was fixed with Avast and AVG Antivirus version 22.10.
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