CVE-2021-32055

Published: 5 May 2021

Mutt 1.11.0 through 2.0.x before 2.0.7 (and NeoMutt 2019-10-25 through 2021-05-04) has a $imap_qresync issue in which imap/util.c has an out-of-bounds read in situations where an IMAP sequence set ends with a comma. NOTE: the $imap_qresync setting for QRESYNC is not enabled by default.

Priority

Cvss 3 Severity Score

9.1

Score breakdown

Status

Package	Release	Status
mutt Launchpad, Ubuntu, Debian	bionic	Not vulnerable (code not present)
	focal	Released (1.13.2-1ubuntu0.5)
	groovy	Ignored (end of life)
	hirsute	Ignored (end of life)
	impish	Not vulnerable (2.0.5-4.1)
	jammy	Not vulnerable (2.0.5-4.1)
	kinetic	Not vulnerable (2.0.5-4.1)
	lunar	Not vulnerable (2.0.5-4.1)
	mantic	Not vulnerable (2.0.5-4.1)
	trusty	Does not exist
	upstream	Needs triage
	xenial	Released (1.5.24-1ubuntu0.6+esm2) Available with Ubuntu Pro or Ubuntu Pro (Infra-only)
neomutt Launchpad, Ubuntu, Debian	bionic	Needs triage
	focal	Needs triage
	groovy	Ignored (end of life)
	hirsute	Ignored (end of life)
	impish	Ignored (end of life)
	jammy	Needs triage
	kinetic	Ignored (end of life, was needs-triage)
	lunar	Ignored (end of life, was needs-triage)
	mantic	Needs triage
	trusty	Ignored (end of standard support)
	upstream	Needs triage
	xenial	Ignored (end of standard support)

Severity score breakdown

Parameter	Value
Base score	9.1
Attack vector	Network
Attack complexity	Low
Privileges required	None
User interaction	None
Scope	Unchanged
Confidentiality	High
Integrity impact	None
Availability impact	High
Vector	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H

References

Bugs

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