CVE-2011-0652: Looknstop Look 'n' Stop Firewall

Low severity, CVSS 2.1. EPSS: 0.7% chance of exploitation in the next 30 days.

lnsfw1.sys 6.0.2900.5512 in Look 'n' Stop Firewall 2.06p4 and 2.07 allows local users to cause a denial of service (crash) via a crafted 0x80000064 IOCTL request that triggers an assertion failure. NOTE: some of these details are obtained from third party information.

Affected products

• Looknstop Look 'n' Stop Firewall: version 2.06 only; version 2.07 only

Published 2011-01-28. Last modified 2026-06-16.