[USN-4674-2] Dovecot vulnerability
Leonidas S. Barbosa
leo.barbosa at canonical.com
Mon Jan 4 18:13:52 UTC 2021
Ubuntu Security Notice USN-4674-2
January 04, 2021
A security issue affects these releases of Ubuntu and its derivatives:
- Ubuntu 14.04 ESM
Dovecot could be made to denial of service if it received a specially
- dovecot: IMAP and POP3 email server
USN-4674-1 fixed a vulnerability in Dovecot. This update provides
the corresponding update for Ubuntu 14.04 ESM.
Original advisory details:
Innokentii Sennovskiy discovered that Dovecot incorrectly handled MIME
parsing. A remote attacker could possibly use this issue to cause Dovecot
to crash, resulting in a denial of service. (CVE-2020-25275)
The problem can be corrected by updating your system to the following
Ubuntu 14.04 ESM:
In general, a standard system update will make all the necessary changes.
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