CVE:CVE-2017-14461
CNNVD:CNNVD-201709-607
Dovecot是一款开源的基于类Linux/UNIX系统的IMAP和POP3邮件服务器。
Dovecot 2.2.33.2版本中存在越边界读取漏洞。攻击者可借助简单邮件传输协议（SMTP）通过MTA向Dovecot发送特制的邮件利用该漏洞造成拒绝服务，获取敏感信息。
solution:Upgrade dovecot dovecot to a higher version than 2.2.33.2,and avoid the version 2.2.33.2; Upgrade debian debian_linux to a higher version than 8.0,9.0,and avoid the version 8.0,9.0; Upgrade ubuntu ubuntu to a higher version than 14.04,16.04,17.10,and avoid the version 14.04,16.04,17.10