mutt before 2.3.2 sometimes uses strfcpy instead of memcpy for the IMAP auth_cram MD5 digest.
History

Mon, 04 May 2026 19:15:00 +0000

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}


Mon, 04 May 2026 07:45:00 +0000

Type Values Removed Values Added
Title Potential Buffer Overflow in Mutt IMAP CRAM‑MD5 Authentication

Mon, 04 May 2026 06:45:00 +0000

Type Values Removed Values Added
Description mutt before 2.3.2 sometimes uses strfcpy instead of memcpy for the IMAP auth_cram MD5 digest.
First Time appeared Mutt
Mutt mutt
Weaknesses CWE-158
CPEs cpe:2.3:a:mutt:mutt:*:*:*:*:*:*:*:*
Vendors & Products Mutt
Mutt mutt
References
Metrics cvssV3_1

{'score': 3.7, 'vector': 'CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:L/A:N'}


cve-icon MITRE

Status: PUBLISHED

Assigner: mitre

Published:

Updated: 2026-05-04T18:20:07.821Z

Reserved: 2026-05-04T05:41:07.104Z

Link: CVE-2026-43859

cve-icon Vulnrichment

Updated: 2026-05-04T12:49:43.399Z

cve-icon NVD

Status : Received

Published: 2026-05-04T07:16:00.400

Modified: 2026-05-04T07:16:00.400

Link: CVE-2026-43859

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-05-04T08:00:09Z