CVE:CVE-2018-18898
CNNVD:CNNVD-201903-716
Best Practical Request Tracker是一款使用Perl语言编写的事件跟踪系统。
Best Practical Request Tracker 4.1.13版本至4.4版本中存在资源管理错误漏洞。攻击者可通过对邮件地址的解析进行算法复杂度攻击利用该漏洞造成拒绝服务。
solution:Upgrade bestpractical request_tracker to a higher version than 4.4.0,and avoid the version [4.1.13,4.4.0]; Upgrade fedoraproject fedora to a higher version than 28,29,and avoid the version 28,29; Upgrade canonical ubuntu_linux to a higher version than 16.04,18.04,and avoid the version 16.04,18.04; Upgrade debian debian_linux to a higher version than 8.0,10.0,and avoid the version 8.0,10.0