#VU12644 Divide-by-zero error in GraphicsMagick - CVE-2018-9018

Vulnerability identifier: #VU12644

Vulnerability risk: Low

CVSSv4.0: 1.2 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:U/U:Clear]

CVE-ID: CVE-2018-9018

CWE-ID: CWE-369

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 attacker to cause DoS condition on the target system.

The weakness exists in the ReadMNGImage function of coders/png.c due to divide-by-zero error. A remote attacker can trick the victim into opening a specially crafted mng file and cause the service to crash.

Mitigation
Install update from vendor's website.

Vulnerable software versions

GraphicsMagick: 1.3.28

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External links
https://sourceforge.net/p/graphicsmagick/bugs/554/

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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.