CVE Database›CVE-2023-4875

CVE-2023-4875

mutt: null pointer dereference

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Severity

Moderate

Red Hat Product Security

5.7

CVSS 3.1

Review impact separately from score.

Published · September 9, 2023

Updated · July 24, 2026

Description

A null pointer dereference flaw was found in mutt when handling specially crafted characters. This issue could allow an attacker to send a specially crafted email that causes the email client to crash when reading or processing the email.

Statement

This is a local client crash caused by a specially crafted email. No code execution is expected. This flaw has been rated as having moderate security impact.

CVSS score applicability

The CVSS score(s) listed for this vulnerability do not reflect the associated product's status, and are included for informational purposes to better understand the severity of this vulnerability.

Mitigation

Mitigation for this issue is either not available or the currently available options do not meet the Red Hat Product Security criteria comprising ease of use and deployment, applicability to widespread installation base or stability.

CVSS / CWE

CVSS 3.1 · 5.7
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:N/I:N/A:H

CWE-476 · NULL Pointer Dereference