Vulnerability identifier: #VU33243

Vulnerability risk: Medium

CVSSv3.1: 5.7 [CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2017-14042

CWE-ID: CWE-119

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
GraphicsMagick
Universal components / Libraries / Libraries used by multiple products

Vendor: GraphicsMagick Group

Description

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

A memory allocation failure was discovered in the ReadPNMImage function in coders/pnm.c in GraphicsMagick 1.3.26. The vulnerability causes a big memory allocation, which may lead to remote denial of service in the MagickRealloc function in magick/memory.c.

Mitigation
Install update from vendor's website.

Vulnerable software versions

GraphicsMagick: 1.3.26

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External links
http://hg.code.sf.net/p/graphicsmagick/code/rev/3bbf7a13643d
http://www.securityfocus.com/bid/100556
http://blogs.gentoo.org/ago/2017/08/28/graphicsmagick-memory-allocation-failure-in-magickrealloc-memory-c-2/
http://usn.ubuntu.com/4206-1/

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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.