Heap-based buffer overflow in ImageMagick - CVE-2016-5688
Published: December 13, 2016 / Updated: July 28, 2020
Vulnerability identifier: #VU32206
CSH Severity: High
CVSS v4.0: CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Amber
CVE-ID: CVE-2016-5688
CWE-ID: CWE-122
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vendor: ImageMagick.org
Affected software:
ImageMagick
ImageMagick
Detailed vulnerability description
The vulnerability allows a remote attacker to execute arbitrary code on the target system.
The vulnerability exists due to a boundary error in The WPG parser in ImageMagick before 6.9.4-4 and 7.x before 7.0.1-5, when a memory limit is set,. A remote attacker can use vectors related to the SetImageExtent return-value check to trigger heap-based buffer overflow and execute arbitrary code on the target system.
Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.
How to mitigate CVE-2016-5688
The vendor has issued the following versions to address this vulnerability: 6.9.4-4, 7.0.1-5.
Sources
- http://www.openwall.com/lists/oss-security/2016/06/14/5
- http://www.openwall.com/lists/oss-security/2016/06/17/3
- http://www.oracle.com/technetwork/topics/security/bulletinjul2016-3090568.html
- http://www.securityfocus.com/bid/91283
- https://blog.fuzzing-project.org/46-Various-invalid-memory-reads-in-ImageMagick-WPG,-DDS,-DCM.html
- https://github.com/ImageMagick/ImageMagick/commit/aecd0ada163a4d6c769cec178955d5f3e9316f2f
- https://github.com/ImageMagick/ImageMagick/commit/fc43974d34318c834fbf78570ca1a3764ed8c7d7
- https://github.com/ImageMagick/ImageMagick/commits/6.9.4-4
- https://github.com/ImageMagick/ImageMagick/commits/7.0.1-5