CVE-2004-1109

Public Exploit

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.

5.0

CVSS

Severity: Medium

CVSS 2.0 •

EPSS 4.89% Top 15%

Vendor Advisory kerio.com Vendor Advisory securityfocus.com

Affected: n/a n/a

References

Link	Tags
https://exchange.xforce.ibmcloud.com/vulnerabilities/17992	vdb entry
http://www.kerio.com/security_advisory.html	vendor advisory
http://www.securityfocus.com/bid/11639	exploit vdb entry patch vendor advisory
http://www.eeye.com/html/research/advisories/AD20041109.html	third party advisory

Frequently Asked Questions

What is the severity of CVE-2004-1109?: CVE-2004-1109 has been scored as a medium severity vulnerability.
How to fix CVE-2004-1109?: To fix CVE-2004-1109, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2004-1109 being actively exploited in the wild?: It is possible that CVE-2004-1109 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~5% probability that this vulnerability will be exploited by malicious actors in the next 30 days.

This platform uses data from the NIST NVD, MITRE CVE, MITRE CWE, First.org and CISA KEV but is not endorsed or certified by these entities. CVE is a registred trademark of the MITRE Corporation and the authoritative source of CVE content is MITRE's CVE web site. CWE is a registred trademark of the MITRE Corporation and the authoritative source of CWE content is MITRE's CWE web site.