Amazon Linux AMI update for mutt

Published: 2025-02-19

Risk	Low
Patch available	YES
Number of vulnerabilities	2
CVE-ID	CVE-2023-4874 CVE-2023-4875
CWE-ID	CWE-476
Exploitation vector	Network
Public exploit	N/A
Vulnerable software	Amazon Linux AMI Operating systems & Components / Operating system mutt Operating systems & Components / Operating system package or component
Vendor	Amazon Web Services

Security Bulletin

This security bulletin contains information about 2 vulnerabilities.

1) NULL pointer dereference

EUVDB-ID: #VU80636

Risk: Low

CVSSv4.0: 1 [CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:A/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:U/U:Clear]

CVE-ID: CVE-2023-4874

CWE-ID: CWE-476 - NULL Pointer Dereference

Exploit availability: No

Description

The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.

The vulnerability exists due to a NULL pointer dereference error when viewing a specially crafted email. A remote attacker can trick the victim to open a specially crafted email and perform a denial of service (DoS) attack.

Mitigation

Update the affected packages:

aarch64:
    mutt-debuginfo-2.2.9-1.amzn2023.0.2.aarch64
    mutt-debugsource-2.2.9-1.amzn2023.0.2.aarch64
    mutt-2.2.9-1.amzn2023.0.2.aarch64

src:
    mutt-2.2.9-1.amzn2023.0.2.src

x86_64:
    mutt-debuginfo-2.2.9-1.amzn2023.0.2.x86_64
    mutt-2.2.9-1.amzn2023.0.2.x86_64
    mutt-debugsource-2.2.9-1.amzn2023.0.2.x86_64

Vulnerable software versions

Amazon Linux AMI: All versions

mutt: All versions

CPE2.3

External links

https://alas.aws.amazon.com/AL2023/ALAS-2023-357.html

Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.

2) NULL pointer dereference

EUVDB-ID: #VU80635