CVE-2010-0705: Avast Antivirus Home

High severity, CVSS 7.2. EPSS: 0.9% chance of exploitation in the next 30 days.

Aavmker4.sys in avast! 4.8 through 4.8.1368.0 and 5.0 before 5.0.418.0 running on Windows 2000 and XP does not properly validate input to IOCTL 0xb2d60030, which allows local users to cause a denial of service (system crash) or execute arbitrary code to gain privileges via IOCTL requests using crafted kernel addresses that trigger memory corruption.

Affected products

• Avast Avast Antivirus Home: up to and including 5.0.396.0; version 4.8.1169 only; version 4.8.1195 only; version 4.8.1201 only; version 4.8.1227 only; version 4.8.1229 only; …
• Avast Avast Antivirus Professional: up to and including 5.0.396.0; version 4.8.1169 only; version 4.8.1195 only; version 4.8.1201 only; version 4.8.1227 only; version 4.8.1229 only; …

Published 2010-02-25. Last modified 2026-06-16.