K06145135 : Remote DNS security filter vulnerabilities CVE-2003-1491 and CVE-2004-1473

Security Advisory Description

• CVE-2003-1491

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.

• CVE-2004-1473

Symantec Enterprise Firewall/VPN Appliances 100, 200, and 200R running firmware before 1.63 and Gateway Security 320, 360, and 360R running firmware before 622 allow remote attackers to bypass filtering and determine whether the device is running services such as tftpd, snmpd, or isakmp via a UDP port scan with a source port of UDP 53.
Impact
There is no impact; F5 products are not affected by this vulnerability.