Vulnerability CVE-2003-1491
Published: 2003-12-31   Modified: 2012-02-12

Description:
Kerio Personal Firewall (KPF) 2.1.4 has a default rule to accept incoming packets from DNS (UDP port 53), which allows remote attackers to bypass the firewall filters via packets with a source port of 53.

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

CVSS Base Score
Impact Subscore
Exploitability Subscore
7.5/10
6.4/10
10/10
Exploit range
Attack complexity
Authentication
Remote
Low
No required
Confidentiality impact
Integrity impact
Availability impact
Partial
Partial
Partial
Affected software
Kerio -> Personal firewall 

 References:
http://archives.neohapsis.com/archives/fulldisclosure/2003-q2/0352.html
http://www.securiteam.com/securitynews/5FP0N1P9PI.html
http://www.securityfocus.com/bid/7436
https://exchange.xforce.ibmcloud.com/vulnerabilities/11880
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