What is the vulnerability ID for this Mutt vulnerability?

The vulnerability ID for this Mutt vulnerability is CVE-2020-14954.

What is the impact of the Mutt vulnerability and regression?

The vulnerability could enable MITM attacks and the regression caused issues in the previous update.

Which versions of Ubuntu are affected by this Mutt vulnerability?

Ubuntu 12.04 ESM, Ubuntu 16.04 LTS, Ubuntu 18.04 LTS, Ubuntu 19.10, and Ubuntu 20.04 are affected by this vulnerability.

What is the recommended remedy for this Mutt vulnerability?

The recommended remedy is to update Mutt to version 1.13.2-1ubuntu0.2 for Ubuntu 12.04 ESM, Ubuntu 16.04 LTS, Ubuntu 18.04 LTS, Ubuntu 19.10, and Ubuntu 20.04.

Where can I find more information about this Mutt vulnerability?

You can find more information about this Mutt vulnerability at the following references: [CVE-2020-14954](https://ubuntu.com/security/CVE-2020-14954) and [Launchpad](https://launchpad.net/bugs/1884588).

Vulnerability/
USN-4403-1

24/6/2020

USN-4403-1: Mutt vulnerability and regression

First published: Wed Jun 24 2020(Updated: )

It was discovered that Mutt incorrectly handled certain requests. An attacker could possibly use this issue to enable MITM attacks. (CVE-2020-14954) This update also address a regression caused in the last update USN-4401-1. It only affected Ubuntu 12.04 ESM, Ubuntu 16.04 LTS, Ubuntu 18.04 LTS and Ubuntu 19.10.

Affected Software	Affected Version	How to fix
All of
ubuntu/mutt	<1.13.2-1ubuntu0.2	1.13.2-1ubuntu0.2
Ubuntu Ubuntu	=20.04
All of
ubuntu/mutt	<1.10.1-2.1ubuntu0.2	1.10.1-2.1ubuntu0.2
Ubuntu Ubuntu	=19.10
All of
ubuntu/mutt	<1.9.4-3ubuntu0.3	1.9.4-3ubuntu0.3
Ubuntu Ubuntu	=18.04
All of
ubuntu/mutt	<1.5.24-1ubuntu0.4	1.5.24-1ubuntu0.4
Ubuntu Ubuntu	=16.04
All of
ubuntu/mutt	<1.5.21-5ubuntu2.5	1.5.21-5ubuntu2.5
Ubuntu Ubuntu	=12.04

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Reference Links

Child vulnerabilities

(Contains the following vulnerabilities)

CVE-2020-14954

Frequently Asked Questions

What is the vulnerability ID for this Mutt vulnerability?
The vulnerability ID for this Mutt vulnerability is CVE-2020-14954.
What is the impact of the Mutt vulnerability and regression?
The vulnerability could enable MITM attacks and the regression caused issues in the previous update.
Which versions of Ubuntu are affected by this Mutt vulnerability?
Ubuntu 12.04 ESM, Ubuntu 16.04 LTS, Ubuntu 18.04 LTS, Ubuntu 19.10, and Ubuntu 20.04 are affected by this vulnerability.
What is the recommended remedy for this Mutt vulnerability?
The recommended remedy is to update Mutt to version 1.13.2-1ubuntu0.2 for Ubuntu 12.04 ESM, Ubuntu 16.04 LTS, Ubuntu 18.04 LTS, Ubuntu 19.10, and Ubuntu 20.04.
Where can I find more information about this Mutt vulnerability?
You can find more information about this Mutt vulnerability at the following references: [CVE-2020-14954](https://ubuntu.com/security/CVE-2020-14954) and [Launchpad](https://launchpad.net/bugs/1884588).

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