NetSight
medium5.0Public exploit code

CVE-2004-1109

The FWDRV.SYS driver in Kerio Personal Firewall 4.1.1 and earlier allows remote attackers to cause a denial of service (CPU consumption and system freeze from …

Public exploit code

Working exploit or proof of concept code has been published for this vulnerability. Treat unpatched systems as at risk.

Impact

The FWDRV.SYS driver in Kerio Personal Firewall 4.1.1 and earlier allows remote attackers to cause a denial of service (CPU consumption and system freeze from infinite loop) via a (1) TCP, (2) UDP, or (3) ICMP packet with a zero length IP Option field.

Affected products

VendorProductAffected versions
KerioPersonal Firewall
Versions 4.0.6, 4.0.7, 4.0.8, 4.0.9, 4.0.10, 4.0.16

References