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Ubuntu Security Notice USN-4401-1

Ubuntu Security Notice USN-4401-1
Posted Jun 22, 2020
Authored by Ubuntu | Site security.ubuntu.com

Ubuntu Security Notice 4401-1 - It was discovered that Mutt incorrectly handled certain requests. An attacker could possibly use this issue to enable MITM attacks. 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. Various other issues were also addressed.

tags | advisory
systems | linux, ubuntu
advisories | CVE-2020-14093, CVE-2020-14154
MD5 | 1cf0224012a5ab76303481a81487a564

Ubuntu Security Notice USN-4401-1

Change Mirror Download
=========================================================================
Ubuntu Security Notice USN-4401-1
June 22, 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

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

References:
https://usn.ubuntu.com/4401-1
CVE-2020-14093, CVE-2020-14154

Package Information:
https://launchpad.net/ubuntu/+source/mutt/1.13.2-1ubuntu0.1
https://launchpad.net/ubuntu/+source/mutt/1.10.1-2.1ubuntu0.1
https://launchpad.net/ubuntu/+source/mutt/1.9.4-3ubuntu0.2
https://launchpad.net/ubuntu/+source/mutt/1.5.24-1ubuntu0.3
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