CVE-2006-4927: Symantec Naveng Driver

Medium severity, CVSS 4.6. EPSS: 1.8% chance of exploitation in the next 30 days.

The (a) NAVENG (NAVENG.SYS) and (b) NAVEX15 (NAVEX15.SYS) device drivers 20061.3.0.12 and later, as used in Symantec AntiVirus and security products, allow local users to gain privileges by overwriting critical system addresses using a crafted Irp to the IOCTL functions (1) 0x222AD3, (2) 0x222AD7, and (3) 0x222ADB.

Affected products

• Symantec Naveng Driver: any version
• Symantec NAVEX15 Driver: any version

Published 2006-10-10. Last modified 2026-06-16.