#VU37096 Use-after-free in ImageMagick - CVE-2018-11624

Vulnerability identifier: #VU37096

Vulnerability risk: High

CVSSv4.0: 5.7 [CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Amber]

CVE-ID: CVE-2018-11624

CWE-ID: CWE-416

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
ImageMagick
Client/Desktop applications / Multimedia software

Vendor: ImageMagick.org

Description

The vulnerability allows a remote non-authenticated attacker to execute arbitrary code.

In ImageMagick 7.0.7-36 Q16, the ReadMATImage function in coders/mat.c allows attackers to cause a use after free via a crafted file.

Mitigation
Install update from vendor's website.

Vulnerable software versions

ImageMagick: 7.0.7-36

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External links
https://github.com/ImageMagick/ImageMagick/issues/1149

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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.