#VU30500 Use-after-free in ImageMagick


Published: 2019-12-24 | Updated: 2020-07-17

Vulnerability identifier: #VU30500

Vulnerability risk: High

CVSSv3.1: 8.5 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2019-19952

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 7.0.9-7 Q16, there is a use-after-free in the function MngInfoDiscardObject of coders/png.c, related to ReadOneMNGImage.

Mitigation
Install update from vendor's website.

Vulnerable software versions

ImageMagick: 7.0.8-61 - 7.0.8-68, 7.0.9-0 - 7.0.9-6


External links
http://github.com/ImageMagick/ImageMagick/issues/1791


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.


Latest bulletins with this vulnerability