CVE:CVE-2019-12527
CNNVD:CNNVD-201907-665
Squid是一套代理服务器和Web缓存服务器软件。该软件提供缓存万维网、过滤流量、代理上网等功能。
Squid 4.0.23版本至4.7版本中存在缓冲区错误漏洞。该漏洞源于网络系统或产品在内存上执行操作时，未正确验证数据边界，导致向关联的其他内存位置上执行了错误的读写操作。攻击者可利用该漏洞导致缓冲区溢出或堆溢出等。
solution:Upgrade squid-cache squid to a higher version than 4.7,and avoid the version [4.0.23,4.7]; Upgrade fedoraproject fedora to a higher version than 29,and avoid the version 29; Upgrade debian debian_linux to a higher version than 10.0,and avoid the version 10.0; Upgrade canonical ubuntu_linux to a higher version than 16.04,18.04,19.04,and avoid the version 16.04,18.04,19.04; Upgrade redhat enterprise_linux to a higher version than 8.0,and avoid the version 8.0; Upgrade redhat enterprise_linux_eus to a higher version than 8.1,8.2,8.4,8.6,and avoid the version 8.1,8.2,8.4,8.6; Upgrade redhat enterprise_linux_server_aus to a higher version than 8.2,8.4,8.6,and avoid the version 8.2,8.4,8.6; Upgrade redhat enterprise_linux_server_tus to a higher version than 8.2,8.4,8.6,and avoid the version 8.2,8.4,8.6