CVE-2020-14093

Summary

CVECVE-2020-14093
StatePUBLIC
Assigner[email protected]
Source PriorityCVE Program / NVD first with legacy fallback
Published2020-06-15 05:15:00 UTC
Updated2022-04-27 14:16:00 UTC
DescriptionMutt before 1.14.3 allows an IMAP fcc/postpone man-in-the-middle attack via a PREAUTH response.

Risk And Classification

Problem Types: CWE-319

NVD Known Affected Configurations (CPE 2.3)

TypeVendorProductVersionUpdateEditionLanguage
Operating System Canonical Ubuntu Linux 12.04 All All All
Operating System Canonical Ubuntu Linux 16.04 All All All
Operating System Canonical Ubuntu Linux 18.04 All All All
Operating System Canonical Ubuntu Linux 19.10 All All All
Operating System Canonical Ubuntu Linux 20.04 All All All
Operating System Debian Debian Linux 10.0 All All All
Operating System Debian Debian Linux 8.0 All All All
Operating System Debian Debian Linux 9.0 All All All
Application Mutt Mutt All All All All
Application Mutt Mutt All All All All
Operating System Opensuse Leap 15.1 All All All
Operating System Opensuse Leap 15.2 All All All

References

ReferenceSourceLinkTags
The Mutt E-Mail Client MISC www.mutt.org Vendor Advisory
Debian -- Security Information -- DSA-4708-1 neomutt DEBIAN www.debian.org
Debian -- Security Information -- DSA-4707-1 mutt DEBIAN www.debian.org
Mutt, Neomutt: Multiple vulnerabilities (GLSA 202007-57) — Gentoo security GENTOO security.gentoo.org
728300 – (CVE-2020-14093, CVE-2020-14154) [Tracker] Mutt mishandling of TLS (CVE-2020-{14093,14154}) MISC bugs.gentoo.org
[SECURITY] [DLA 2268-2] mutt regression update MLIST lists.debian.org
[SECURITY] [DLA 2268-1] mutt security update MLIST lists.debian.org
USN-4401-1: Mutt vulnerabilities | Ubuntu security notices | Ubuntu UBUNTU usn.ubuntu.com
[security-announce] openSUSE-SU-2020:0915-1: important: Security update SUSE lists.opensuse.org
Prevent possible IMAP MITM via PREAUTH response. · muttmua/mutt@3e88866 · GitHub MISC github.com Patch, Third Party Advisory
[security-announce] openSUSE-SU-2020:0903-1: important: Security update SUSE lists.opensuse.org
CVE Program record CVE.ORG www.cve.org canonical
NVD vulnerability detail NVD nvd.nist.gov canonical, analysis

Legacy QID Mappings

  • 296071 Oracle Solaris 11.4 Support Repository Update (SRU) 27.82.1 Missing (CPUOCT2020)
  • 354118 Amazon Linux Security Advisory for mutt : ALAS2-2022-1892
  • 501087 Alpine Linux Security Update for mutt
  • 750531 OpenSUSE Security Update for neomutt (openSUSE-SU-2020:2127-1)
© CVE.report 2026 |

Use of this information constitutes acceptance for use in an AS IS condition. There are NO warranties, implied or otherwise, with regard to this information or its use. Any use of this information is at the user's risk. It is the responsibility of user to evaluate the accuracy, completeness or usefulness of any information, opinion, advice or other content. EACH USER WILL BE SOLELY RESPONSIBLE FOR ANY consequences of his or her direct or indirect use of this web site. ALL WARRANTIES OF ANY KIND ARE EXPRESSLY DISCLAIMED. This site will NOT BE LIABLE FOR ANY DIRECT, INDIRECT or any other kind of loss.

CVE, CWE, and OVAL are registred trademarks of The MITRE Corporation and the authoritative source of CVE content is MITRE's CVE web site. This site includes MITRE data granted under the following license.

CVE.report and Source URL Uptime Status status.cve.report