4.3
CVSSv2

CVE-2020-14093

Published: 15/06/2020 Updated: 27/04/2022
CVSS v2 Base Score: 4.3 | Impact Score: 2.9 | Exploitability Score: 8.6
CVSS v3 Base Score: 5.9 | Impact Score: 3.6 | Exploitability Score: 2.2
VMScore: 383
Vector: AV:N/AC:M/Au:N/C:P/I:N/A:N

Vulnerability Summary

Mutt prior to 1.14.3 allows an IMAP fcc/postpone man-in-the-middle attack via a PREAUTH response.

Vulnerability Trend

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mutt mutt

canonical ubuntu linux 18.04

canonical ubuntu linux 19.10

canonical ubuntu linux 20.04

canonical ubuntu linux 16.04

canonical ubuntu linux 12.04

debian debian linux 8.0

debian debian linux 9.0

debian debian linux 10.0

opensuse leap 15.1

opensuse leap 15.2

Vendor Advisories

Debian Bug report logs - #962897 mutt: CVE-2020-14093 Package: src:mutt; Maintainer for src:mutt is Mutt maintainers <mutt@packagesdebianorg>; Reported by: Salvatore Bonaccorso <carnil@debianorg> Date: Mon, 15 Jun 2020 16:42:02 UTC Severity: important Tags: security, upstream Found in version mutt/1140-1 R ...
Several security issues were fixed in Mutt ...
Damian Poddebniak and Fabian Ising discovered two security issues in the STARTTLS handling of the Mutt mail client, which could enable MITM attacks For the oldstable distribution (stretch), these problems have been fixed in version 172-1+deb9u3 For the stable distribution (buster), these problems have been fixed in version 1101-21+deb10u2 W ...
Damian Poddebniak and Fabian Ising discovered two security issues in the STARTTLS handling of the Neomutt mail client, which could enable MITM attacks For the stable distribution (buster), these problems have been fixed in version 20180716+dfsg1-1+deb10u1 We recommend that you upgrade your neomutt packages For the detailed security status of ne ...
Mutt before 1143 allows an IMAP fcc/postpone man-in-the-middle attack via a PREAUTH response (CVE-2020-14093) Mutt before 1143 proceeds with a connection even if, in response to a GnuTLS certificate prompt, the user rejects an expired intermediate certificate (CVE-2020-14154) Mutt before 1144 and NeoMutt before 2020-06-19 have a STARTTLS bu ...