USN-4401-1: Mutt vulnerabilities

mutt vulnerabilities

A security issue affects these releases of Ubuntu and its derivatives:

• Ubuntu 20.04 LTS


• Ubuntu 19.10


• Ubuntu 18.04 LTS


• Ubuntu 16.04 LTS


• Ubuntu 12.04 ESM

Summary

Several security issues were fixed in Mutt.

Software Description

• mutt - text-based mailreader supporting MIME, GPG, PGP and threading

Details

It was discovered that Mutt incorrectly handled certain requests.
An attacker could possibly use this issue to enable MITM attacks.
(CVE-2020-14093)

It was discovered that Mutt incorrectly handled certain requests.
An attacker could possibly use this issue to proceeds with a connection
even if the user rejects an expired intermediate certificate.
(CVE-2020-14154)

Update instructions

The problem can be corrected by updating your system to the following package versions:

Ubuntu 20.04 LTS

Ubuntu 19.10

Ubuntu 18.04 LTS

Ubuntu 16.04 LTS

Ubuntu 12.04 ESM

mutt - 1.5.21-5ubuntu2.4

To update your system, please follow these instructions: