AI Score
Confidence
High
EPSS
Percentile
79.8%
A denial of service flaw was found in dovecot before 2.2.34. An attacker able to generate random SNI server names could exploit TLS SNI configuration lookups, leading to excessive memory usage and the process to restart.
seclists.org/oss-sec/2018/q1/205
bugzilla.redhat.com/show_bug.cgi?id=1532356
lists.debian.org/debian-lts-announce/2018/03/msg00036.html
usn.ubuntu.com/3587-1/
usn.ubuntu.com/3587-2/
www.debian.org/security/2018/dsa-4130
www.dovecot.org/list/dovecot-news/2018-February/000370.html