mutt vulnerabilities

22 June 2020

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

mutt - 1.13.2-1ubuntu0.1

Ubuntu 19.10

mutt - 1.10.1-2.1ubuntu0.1

Ubuntu 18.04 LTS

mutt - 1.9.4-3ubuntu0.2

Ubuntu 16.04 LTS

mutt - 1.5.24-1ubuntu0.3

Ubuntu 12.04 ESM

mutt - 1.5.21-5ubuntu2.4

To update your system, please follow these instructions: https://wiki.ubuntu.com/Security/Upgrades.

After a standard system update you need to restart mutt to make all the necessary changes.

References

• CVE-2020-14093
• CVE-2020-14154