CVE:CVE-2007-2850
CNNVD:CNNVD-200705-478
Citrix MetaFrame Presentation Server 3.0，Presentation Server 4.0以及Access Essentials 1.0和1.5中的会话可靠性服务(XTE)允许远程攻击者借助一个修改过的address:port字符串，绕过网络安全策略和连接到任意的TCP端口。
solution:Upgrade citrix access_essentials to a higher version than 1.0,1.5,and avoid the version 1.0,1.5; Upgrade citrix metaframe to a higher version than 3.0,4.0,and avoid the version 3.0,4.0