Multiple vulnerabilities in ImageSharp

Published: 2024-04-24

Risk	Medium
Patch available	YES
Number of vulnerabilities	2
CVE-ID	CVE-2024-32035 CVE-2024-32036
CWE-ID	CWE-789 CWE-200
Exploitation vector	Network
Public exploit	N/A
Vulnerable software Subscribe	ImageSharp Client/Desktop applications / Virtualization software
Vendor	Six Labors

Security Bulletin

This security bulletin contains information about 2 vulnerabilities.

1) Uncontrolled Memory Allocation

EUVDB-ID: #VU88962

Risk: Medium

CVSSv3.1: 4.6 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L/E:U/RL:O/RC:C]

CVE-ID: CVE-2024-32035

CWE-ID: CWE-789 - Uncontrolled Memory Allocation

Exploit availability: No

Description

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

The vulnerability exists due to a memory allocation with excessive size value in SixLabors.ImageSharp. A remote attacker can pass specially crafted input to the application and perform a denial of service (DoS) attack.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

ImageSharp: 2.0.0 - 3.1.3

External links

http://github.com/SixLabors/ImageSharp/security/advisories/GHSA-g85r-6x2q-45w7
http://github.com/SixLabors/ImageSharp/commit/b6b08ac3e7cea8da5ac1e90f7c0b67dd254535c3
http://github.com/SixLabors/ImageSharp/commit/f21d64188e59ae9464ff462056a5e29d8e618b27
http://docs.sixlabors.com/articles/imagesharp.web/processingcommands.html#securing-processing-commands
http://docs.sixlabors.com/articles/imagesharp/security.html

Q & A

Can this vulnerability be exploited remotely?

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

How the attacker can exploit this vulnerability?

The attacker would have to trick the victim to open a a specially crafted file.

Is there known malware, which exploits this vulnerability?

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

2) Information disclosure

EUVDB-ID: #VU88963