Vulnerability Report

CVE-2021-32055

Title: Mutt IMAP QRESYNC Out-of-Bounds Read

Information Disclosure

Proof Of Concept

No public PoC currently indexed for CVE-2021-32055.

CWE Category CWE-125

Published Date May 05, 2021

Modified Date Nov 21, 2024

Exploit Status Not Found

Score 9.1 CVSS v3.1

Exploit Probability (EPSS)

0.37%

Vulnerability Summary

CVE-2021-32055: 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.

Impacted Vendors

neomutt 1

mutt 1

Reference Links

http://lists.mutt.org/pipermail/mutt-announce/Week-of-Mon-20210503/000036.html https://github.com/neomutt/neomutt/commit/fa1db5785e5cfd9d3cd27b7571b9fe268d2ec2dc https://gitlab.com/muttmua/mutt/-/commit/7c4779ac24d2fb68a2a47b58c7904118f40965d5 https://security.gentoo.org/glsa/202105-05 http://lists.mutt.org/pipermail/mutt-announce/Week-of-Mon-20210503/000036.html https://github.com/neomutt/neomutt/commit/fa1db5785e5cfd9d3cd27b7571b9fe268d2ec2dc https://gitlab.com/muttmua/mutt/-/commit/7c4779ac24d2fb68a2a47b58c7904118f40965d5 https://security.gentoo.org/glsa/202105-05

CVSS v3.1

Source Entity [email protected]

Severity CRITICAL

9.1

Attack Vector

NETWORK

Complexity

LOW

Privileges

N/A

Interaction

NONE

Confidentiality

N/A

Integrity

N/A

Availability

N/A

Scope

UNCHANGED

RAW VECTOR CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H

CVSS v2.0

Source Entity [email protected]

Severity MEDIUM

5.8

Access Vector

N/A

Authentication

N/A

RAW VECTOR AV:N/AC:M/Au:N/C:P/I:N/A:P

Associated Attack Patterns (CAPEC)

Total: Patterns

CVE-2021-32055 Exploits & PoCs (Proof Of Concept)

No public PoCs found in our database for this CVE.

November 21, 2024 MODIFIED

Vulnerability data or affected products updated.

May 05, 2021 PUBLISHED

Vulnerability first announced in NVD.

Attack Vector Matrix

Access Vector NETWORK

Complexity LOW

Privileges N/A

Interaction NONE

CVSS Vector String


                                    CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H

Affected Stack

No specific products linked.