CVE-2004-0766: Ngsec Stackdefender

Medium severity, CVSS 5.0. EPSS: 1% chance of exploitation in the next 30 days.

NGSEC StackDefender 2.0 allows attackers to cause a denial of service (system crash) via an invalid address for the BaseAddress parameter to the hooks for the (1) ZwAllocateVirtualMemory or (2) ZwProtectVirtualMemory functions.

Affected products

• Ngsec Stackdefender: version 2.0 only

Published 2004-08-18. Last modified 2026-06-16.