Vulnerability identifier: #VU21066

Vulnerability risk: Low

CVSSv3.1: 3.8 [CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:L/E:U/RL:O/RC:C]

CVE-ID: CVE-2019-13309

CWE-ID: CWE-399

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
ImageMagick
Client/Desktop applications / Multimedia software

Vendor: ImageMagick.org

Description

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

The vulnerability exists because of a memory leak in AcquireMagickMemory due to mishandling the NoSuchImage error in CLIListOperatorImages in the "MagickWand/operation.c" file. A remote attacker can perform a denial of service attack.

Mitigation
Install update from vendor's website.

Vulnerable software versions

ImageMagick: 7.0.8-50 Q16

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External links
http://github.com/ImageMagick/ImageMagick/commit/5f21230b657ccd65452dd3d94c5b5401ba691a2d
http://github.com/ImageMagick/ImageMagick/issues/1616
http://github.com/ImageMagick/ImageMagick6/commit/5982632109cad48bc6dab867298fdea4dea57c51

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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.