CVE:CVE-2003-1004
CNNVD:CNNVD-200401-021
Cisco PIX防火墙从6.2.x到6.2.3版本存在漏洞。当作为VPN客户端配置时，远程攻击者可以通过防火墙的外部接口的IKE阶段1协商请求导致服务拒绝（dropped IPSec tunnel连接）。
solution:Upgrade cisco pix_firewall to a higher version than 6.2.2_.111,and avoid the version 6.2.2_.111; Upgrade cisco pix_firewall_software to a higher version than 6.2,6.2(1,6.2(2,6.2(3,6.2(3.100,and avoid the version 6.2,6.2(1),6.2(2),6.2(3),6.2(3.100)