Denial of service in GraphicsMagick

Published: 2017-12-22

Risk	Low
Patch available	YES
Number of vulnerabilities	2
CVE-ID	CVE-2017-17913 CVE-2017-17912
CWE-ID	CWE-125
Exploitation vector	Network
Public exploit	N/A
Vulnerable software Subscribe	GraphicsMagick Universal components / Libraries / Libraries used by multiple products
Vendor	GraphicsMagick Group

Security Bulletin

This security bulletin contains information about 2 vulnerabilities.

1) Buffer over-read

EUVDB-ID: #VU10308

Risk: Low

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-2017-17913

CWE-ID: CWE-125 - Out-of-bounds read

Exploit availability: No

Description

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

The vulnerability exists due to stack-based buffer over-read in WriteWEBPImage in coders/webp.c, related to an incompatibility with libwebp versions, 0.5.0 and later, that use a different structure type. A remote attacker can perform a denial of service attack.

Mitigation

Install update from vendor's website.

Vulnerable software versions

GraphicsMagick: 1.4

External links

http://sourceforge.net/p/graphicsmagick/bugs/536/

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.

2) Buffer over-read

EUVDB-ID: #VU10309