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
| Vendor | Product | Versions |
|---|---|---|
| n/a | n/a | n/a |
References
- http://lists.grok.org.uk/pipermail/full-disclosure/2005-October/037958.htmlVendor Advisory
- http://pb.specialised.info/all/adv/kerio-fwdrv-dos-adv.txtVendor Advisory
- http://seclists.org/bugtraq/2005/Oct/166
- http://secunia.com/advisories/17155Patch, Vendor Advisory
- http://securityreason.com/securityalert/78
- http://www.kerio.com/security_advisory.htmlPatch, Vendor Advisory
- http://www.osvdb.org/19961
- http://www.securityfocus.com/bid/15094
- http://lists.grok.org.uk/pipermail/full-disclosure/2005-October/037958.htmlVendor Advisory
- http://pb.specialised.info/all/adv/kerio-fwdrv-dos-adv.txtVendor Advisory
- http://seclists.org/bugtraq/2005/Oct/166
- http://secunia.com/advisories/17155Patch, Vendor Advisory
- http://securityreason.com/securityalert/78
- http://www.kerio.com/security_advisory.htmlPatch, Vendor Advisory
- http://www.osvdb.org/19961
- http://www.securityfocus.com/bid/15094
Timeline
- Published
- Oct 23, 2005
- Last modified
- Jun 16, 2026
- NVD status
- Modified