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CVE-2023-4875

Published: 9 September 2023

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

Priority

Medium

Cvss 3 Severity Score

5.7

Score breakdown

Status

Package Release Status
mutt
Launchpad, Ubuntu, Debian
trusty Ignored
(end of standard support)
upstream
Released (2.2.12-0.1)
bionic
Released (1.9.4-3ubuntu0.6+esm1)
Available with Ubuntu Pro or Ubuntu Pro (Infra-only)
focal
Released (1.13.2-1ubuntu0.6)
jammy
Released (2.1.4-1ubuntu1.2)
lunar
Released (2.2.9-1ubuntu0.23.04.1)
xenial
Released (1.5.24-1ubuntu0.6+esm3)
Available with Ubuntu Pro or Ubuntu Pro (Infra-only)
mantic
Released (2.2.9-1ubuntu0.23.10.1)
Patches:
upstream: https://gitlab.com/muttmua/mutt/-/commit/452ee330e094bfc7c9a68555e5152b1826534555
upstream: https://gitlab.com/muttmua/mutt/-/commit/4cc3128abdf52c615911589394a03271fddeefc6

Severity score breakdown

Parameter Value
Base score 5.7
Attack vector Network
Attack complexity Low
Privileges required Low
User interaction Required
Scope Unchanged
Confidentiality None
Integrity impact None
Availability impact High
Vector CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:N/I:N/A:H