CVE-2008-5724: Eset Smart Security

High severity, CVSS 7.2. EPSS: 0.8% chance of exploitation in the next 30 days.

The Personal Firewall driver (aka epfw.sys) 3.0.672.0 and earlier in ESET Smart Security 3.0.672 and earlier allows local users to gain privileges via a crafted IRP in a certain METHOD_NEITHER IOCTL request to \Device\Epfw that overwrites portions of memory.

Affected products

• Eset Smart Security: up to and including 3.0.672; version 3.0.551 only; version 3.0.560 only; version 3.0.563 only; version 3.0.621 only; version 3.0.642 only; …

Published 2008-12-26. Last modified 2026-06-16.