CVE-2020-10866: Avast Antivirus

High severity, CVSS 7.5. EPSS: 1.2% chance of exploitation in the next 30 days.

An issue was discovered in Avast Antivirus before 20. The aswTask RPC endpoint for the TaskEx library in the Avast Service (AvastSvc.exe) allows attackers to enumerate the network interfaces and access points from a Low Integrity process via RPC.

Affected products

• Avast Antivirus: before 20.0 (fixed in 20.0)

Published 2020-04-01. Last modified 2026-06-17.