Denial of service in ImageMagick

1) Heap-based buffer overflow

EUVDB-ID: #VU68077

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-2022-0284

CWE-ID: CWE-122 - Heap-based Buffer Overflow

Exploit availability: No

Description

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

The vulnerability exists due to a boundary error when parsing TIFF files within the GetPixelAlpha() function in pixel-accessor.h. A remote attacker can pass specially crafted TIFF file to the application, trigger a heap-based buffer overflow and perform a denial of service (DoS) attack.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

ImageMagick: before 7.1.0-20

External links

http://bugzilla.redhat.com/show_bug.cgi?id=2045943
http://github.com/ImageMagick/ImageMagick/issues/4729
http://access.redhat.com/security/cve/CVE-2022-0284
http://github.com/ImageMagick/ImageMagick/commit/e50f19fd73c792ebe912df8ab83aa51a243a3da7

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.