CVE:CVE-2020-12137
CNNVD:CNNVD-202004-2092
GNU Mailman是GNU计划的一套免费的用于管理电子邮件讨论和电子邮件列表的软件。该软件可与Web项目集成，使用户方便管理邮件订阅帐号，并提供内置归档、自动转发处理、内容过滤和反垃圾过滤器等功能。
GNU Mailman 2.1.30之前的2.x版本中存在跨站脚本漏洞。该漏洞源于WEB应用缺少对客户端数据的正确验证。攻击者可利用该漏洞执行客户端代码。
solution:Upgrade gnu mailman to a higher version than 2.1.30,and avoid the version [2.0,2.1.30); Upgrade debian debian_linux to a higher version than 9.0,10.0,8.0,and avoid the version 9.0,10.0,8.0; Upgrade fedoraproject fedora to a higher version than 31,32,and avoid the version 31,32; Upgrade canonical ubuntu_linux to a higher version than 16.04,18.04,and avoid the version 16.04,18.04; Upgrade opensuse backports_sle to a higher version than 15.0:sp2,and avoid the version 15.0:sp2; Upgrade opensuse leap to a higher version than 15.2,and avoid the version 15.2