CVE-2023-4875

MEDIUM EPSS 39.4%
Published Sep 9, 20232y ago · Modified Jun 17, 20262w ago
5.7 CVSS 3.1
Medium
Find Similar
Published Sep 9, 2023 2y ago
Last Modified Jun 17, 2026 2w ago

Description

Null pointer dereference when composing from a specially crafted draft message in Mutt >1.5.2 <2.2.12

CVSS Details

Base Score
5.7
Exploitability
2.1
Impact
3.6
Vector string
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:N/I:N/A:H
Attack Vector Network
Attack Complexity Low
Privileges Required Low
User Interaction Required
Scope Unchanged
Confidentiality None
Integrity None
Availability High

Threat Intelligence

EPSS Exploit Probability
39.4% percentile
Exploit & Patch Status
No Known Exploit
Patch Available

Weaknesses 2

CWE-475
CWE-476 NULL Pointer Dereference Memory Safety

Affected Products 4

VendorProductVersionRange
muttmutt*>1.5.2  –  <2.2.12
debiandebian_linux10.0any
debiandebian_linux11.0any
debiandebian_linux12.0any

References 5

  • openwall.com http://www.openwall.com/lists/oss-security/2023/09/26/6
  • gitlab.com https://gitlab.com/muttmua/mutt/-/commit/452ee330e094bfc7c9a68555e5152b1826534555.patch
    Patch
  • gitlab.com https://gitlab.com/muttmua/mutt/-/commit/4cc3128abdf52c615911589394a03271fddeefc6.patch
    Patch
  • lists.debian.org https://lists.debian.org/debian-lts-announce/2023/09/msg00021.html
  • debian.org https://www.debian.org/security/2023/dsa-5494

Remediation

  • gitlab.com https://gitlab.com/muttmua/mutt/-/commit/452ee330e094bfc7c9a68555e5152b1826534555.patch
    Patch
  • gitlab.com https://gitlab.com/muttmua/mutt/-/commit/4cc3128abdf52c615911589394a03271fddeefc6.patch
    Patch