Denial of service in ImageMagick



Published: 2018-08-20
Risk Low
Patch available YES
Number of vulnerabilities 1
CVE-ID CVE-2018-14435
CWE-ID CWE-401
Exploitation vector Network
Public exploit Public exploit code for vulnerability #1 is available.
Vulnerable software
Subscribe 		ImageMagick
Client/Desktop applications / Multimedia software

Vendor ImageMagick.org

Security Bulletin

This security bulletin contains one low risk vulnerability.

1) Memory leak

EUVDB-ID: #VU14465

Risk: Low

CVSSv3.1: 3.9 [CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:L/E:P/RL:O/RC:C]

CVE-ID: CVE-2018-14435

CWE-ID: CWE-401 - Missing release of memory after effective lifetime

Exploit availability: No

Description

The vulnerability allows a remote attacker to cause DoS condition on the target system.

The vulnerability exists due to memory leak in DecodeImage in coders/pcd.c. A remote attacker can trick the victim into opening a specially crafted input, trigger memory corruption and cause the service to crash.

Mitigation

Install update from vendor's website.

Vulnerable software versions

ImageMagick: 7.0.8-4

External links

http://github.com/ImageMagick/ImageMagick/issues/1193


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. However, proof of concept for this vulnerability is available.



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