CVE:CVE-2019-11356
CNNVD:CNNVD-201906-032
Cyrus IMAP是一款基于Unix和Linux操作系统，用于支持IMAP（Interactive Mail Access Protocol）协议的开源邮件服务器。
Cyrus IMAP 2.5.x版本至2.5.12版本和3.0.x版本至3.0.9版本中的httpd的CalDAV功能存在安全漏洞。远程攻击者可利用该漏洞执行任意代码。
solution:Upgrade cyrus imap to a higher version than 2.5.12,3.0.9,and avoid the version [2.5.0,2.5.12],[3.0.0,3.0.9]; Upgrade fedoraproject fedora to a higher version than 29,30,and avoid the version 29,30; Upgrade debian debian_linux to a higher version than 9.0,and avoid the version 9.0; Upgrade canonical ubuntu_linux to a higher version than 18.04,and avoid the version 18.04; 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,and avoid the version 8.1,8.2,8.4; Upgrade redhat enterprise_linux_server_aus to a higher version than 8.2,8.4,and avoid the version 8.2,8.4; Upgrade redhat enterprise_linux_server_tus to a higher version than 8.2,8.4,and avoid the version 8.2,8.4