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CVE-2021-45337

HIGH CVSS: 8.8 Published: 2021-12-27 Modified: 2026-06-17

Description

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.

Affected Platforms

Avast Antivirus

Weakness Type

NVD-CWE-noinfo

References