USN-3556-1: Dovecot vulnerability
1 February 2018
Dovecot could be made to crash if it received specially crafted input.
Releases
Packages
- dovecot - IMAP and POP3 email server
Details
It was discovered that Dovecot incorrectly handled certain authentications.
An attacker could possibly use this to cause a denial of service.
Update instructions
The problem can be corrected by updating your system to the following package versions:
Ubuntu 17.10
Ubuntu 16.04
Ubuntu 14.04
In general, a standard system update will make all the necessary changes.