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Category:   Application (Firewall)  >   Kerio Personal Firewall Vendors:   Kerio Technologies
Kerio Personal Firewall Can Be Crashed By Remote Users Conducting TCP Stealth Scans
SecurityTracker Alert ID:  1008517
SecurityTracker URL:
CVE Reference:   GENERIC-MAP-NOMATCH   (Links to External Site)
Date:  Dec 19 2003
Impact:   Denial of service via network
Fix Available:  Yes  Vendor Confirmed:  Yes  
Version(s): prior to 4.0.10
Description:   A vulnerability was reported in Kerio Personal Firewall. A remote user can cause the target user's firewall to crash.

It is reported that a remote user can conduct a TCP stealth scan to cause the firewall to fail.

Impact:   A remote user can cause the firewall to fail.
Solution:   The vendor has released a fixed version (4.0.10), available at:

Vendor URL: (Links to External Site)
Cause:   Exception handling error
Underlying OS:  Windows (Any)

Message History:   None.

 Source Message Contents


 > Release History

 > 4.0.10 - December 12, 2003

 >       - fixed critical bug that caused KPF to fail in TCP stealth scans


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