CVE:CVE-2018-1000027
CNNVD:CNNVD-201802-310
Squid Software Foundation Squid HTTP Caching Proxy是一套开源的HTTP缓存代理软件。
Squid Software Foundation Squid HTTP Caching Proxy 4.0.23之前版本中的HTTP Response X-Forwarded-For包头的处理存在安全漏洞。攻击者可利用该漏洞造成拒绝服务（空指针逆向引用）。
solution:Upgrade squid-cache squid to a higher version than 4.0.23,and avoid the version (,4.0.23); Upgrade debian debian_linux to a higher version than 7.0,8.0,9.0,and avoid the version 7.0,8.0,9.0; Upgrade canonical ubuntu_linux to a higher version than 14.04,16.04,17.10,and avoid the version 14.04,16.04,17.10