CVE-2016-5688
HIGH severity · CVSS 8.1 · Memory corruption
8.1CVSS HIGH
Summary
The WPG parser in ImageMagick before 6.9.4-4 and 7.x before 7.0.1-5, when a memory limit is set, allows remote attackers to have unspecified impact via vectors related to the SetImageExtent return-value check, which trigger (1) a heap-based buffer overflow in the SetPixelIndex function or an invalid write operation in the (2) ScaleCharToQuantum or (3) SetPixelIndex functions.
Impact & exploitability
Attack vectorNetwork
Attack complexityHigh
Privileges requiredNone
User interactionNone
Confidentiality impactHigh
Integrity impactHigh
Availability impactHigh
Exploit probability (EPSS)5%
CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
Affected products we track (1)
Recommendation
Apply the vendor fix promptly. Open any affected product above for its exact safe version.
Official patch: https://github.com/ImageMagick/ImageMagick/commit/aecd0ada163a4d6c769cec178955d5f3e9316f2f ↗
Additional information
- NVD record
- https://github.com/ImageMagick/ImageMagick/commit/aecd0ada163a4d6c769cec178955d5f3e9316f2fPatch
- https://github.com/ImageMagick/ImageMagick/commit/fc43974d34318c834fbf78570ca1a3764ed8c7d7Patch
- https://github.com/ImageMagick/ImageMagick/commits/6.9.4-4Patch
- http://www.openwall.com/lists/oss-security/2016/06/14/5Advisory
- http://www.openwall.com/lists/oss-security/2016/06/17/3Advisory
- http://www.oracle.com/technetwork/topics/security/bulletinjul2016-3090568.htmlAdvisory
- http://www.securityfocus.com/bid/91283Advisory
- https://blog.fuzzing-project.org/46-Various-invalid-memory-reads-in-ImageMagick-WPG%2C-DDS%2C-DCM.html