Heap-based buffer over-read in ImageMagick - CVE-2018-8960

 

Heap-based buffer over-read in ImageMagick - CVE-2018-8960

Published: May 14, 2018


Vulnerability identifier: #VU12643
CSH Severity: Low
CVSS v4: 6.9 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N]
CVE-ID: CVE-2018-8960
CWE-ID: CWE-126
Exploitation vector: Remote access
Exploit availability: No public exploit available

Vulnerability details

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

The weakness exists in the ReadTIFFImage function in coders/tiff.c due to improper restriction of memory allocation. A remote attacker can trigger heap-based buffer over-read and cause the service to crash.

Affected software

ImageMagick
imagemagick6 (Alpine package)

How to mitigate CVE-2018-8960

Install update from vendor's website.

imagemagick6 (Alpine package) - update to 6.9.10.37-r0

External References

Related Security Bulletins