Home/CVE/Mutt before 1.14.3 allows an IMAP fcc/postpone man-in-the-middle attack via a PREAUTH response.
CVE

CVE-2020-14093

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

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

MEDIUM · CVSS 5.9 EPSS 0.03861
Monitor
  • No active-exploitation, high-EPSS, or public-exploit signals - routine patching cadence
Sigma rules0 YARA rules0
⬡

Weakness Classification

CWE-319Cleartext Transmission of Sensitive Information
▤

Affected Products & Versions

4
mutt< 1.14.3
canonical ubuntu linuxall versions
debian linuxall versions
opensuse leapall versions
▣

Scoring & Timeline

5.9
MEDIUM · CVSS v3.1 · cve@mitre.org
View on NVD
Attack Vector
Network Adjacent Local Physical
Attack Complexity
Low High
Privileges Required
None Low High
User Interaction
None Required
Scope
Unchanged Changed
Confidentiality
None Low High
Integrity
None Low High
Availability
None Low High
Published to NVD15 Jun 2020 · 05:15 AM
CVSS VectorCVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N
⚑

Vendor Advisories

11
suse-csafopenSUSE-SU-2024:11069-1
suse-csafopenSUSE-SU-2024:11079-1
suse-csafopenSUSE-SU-2020:2157-1
suse-csafopenSUSE-SU-2020:2158-1
suse-csafopenSUSE-SU-2020:2127-1
🔗

References & Sources

11
Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.
http://lists.opensuse.org/opensuse-security-announce/2020-06/msg00064.htmlMailing ListThird Party Advisory
http://lists.opensuse.org/opensuse-security-announce/2020-06/msg00070.htmlMailing ListThird Party Advisory
http://www.mutt.orgVendor Advisory
https://bugs.gentoo.org/728300Third Party Advisory
https://github.com/muttmua/mutt/commit/3e88866dc60b5fa6aaba6fd7c1710c12c1c3cd01PatchThird Party Advisory
https://lists.debian.org/debian-lts-announce/2020/06/msg00039.htmlMailing ListThird Party Advisory
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