Vulnerability CVE-2004-1109
Published: 2005-01-10   Modified: 2012-02-12

Description:
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.

CVSS2 => (AV:N/AC:L/Au:N/C:N/I:N/A:P)

CVSS Base Score
Impact Subscore
Exploitability Subscore
5/10
2.9/10
10/10
Exploit range
Attack complexity
Authentication
Remote
Low
No required
Confidentiality impact
Integrity impact
Availability impact
None
None
Partial
Affected software
Kerio -> Personal firewall 

 References:
http://www.securityfocus.com/bid/11639
http://xforce.iss.net/xforce/xfdb/17992
http://www.kerio.com/security_advisory.html
http://www.eeye.com/html/research/advisories/AD20041109.html
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