Denial of service in ImageMagick



Published: 2018-02-27
Risk Low
Patch available YES
Number of vulnerabilities 1
CVE-ID CVE-2018-7470
CWE-ID CWE-119
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 corruption

EUVDB-ID: #VU10768

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-2018-7470

CWE-ID: CWE-119 - Memory corruption

Exploit availability: No

Description

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

The weakness exists in the coders/webp.c source code file in the IsWEBPImageLossless function due to boundary error. A remote attacker can trick the victim into opening a specially crafted image file, trigger memory corruption and cause the application to crash.

Mitigation

Update to version 7.0.7-25.

Vulnerable software versions

ImageMagick: 7.0.7-22

External links

http://github.com/ImageMagick/ImageMagick/issues/998


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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