Description
The FWDRV driver in Kerio Personal Firewall 4.2 and Server Firewall 1.1.1 allows local users to cause a denial of service (crash) by setting the PAGE_NOACCESS or PAGE_GUARD protection on the Page Environment Block (PEB), which triggers an exception, aka the "PEB lockout vulnerability."
Metrics
CVSS 2.0 2.1/10
AV:L/AC:L/Au:N/C:N/I:N/A:PAffected software
No affected versions have been published.
Timeline
- Published
- Oct 23, 2005
- Last modified
- Jun 16, 2026
- NVD status
- Modified