NULL pointer dereference in ImageMagick - CVE-2017-13768
Published: April 13, 2018
Vulnerability identifier: #VU11808
CSH Severity: Low
CVSS v4: 4.6 [CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:A/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N]
CVE-ID: CVE-2017-13768
CWE-ID: CWE-476
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 IdentifyImage function in MagickCore/identify.c due to NULL pointer dereference. A remote attacker can trick the victim into opening a specially crafted image file and cause the service to crash.
The weakness exists in the IdentifyImage function in MagickCore/identify.c due to NULL pointer dereference. A remote attacker can trick the victim into opening a specially crafted image file and cause the service to crash.
Affected software
ImageMagick
Fedora
rubygem-rmagick
ImageMagick
Fedora
rubygem-rmagick
ImageMagick
How to mitigate CVE-2017-13768
Install update from vendor's website.
rubygem-rmagick - addressed in versions 2.16.0-7.fc25, 2.16.0-7.fc26, 2.16.0-7.fc27
ImageMagick - addressed in versions 6.9.9.15-1.fc25, 6.9.9.15-1.fc26, 6.9.9.15-1.fc27
ImageMagick - addressed in versions 6.9.9.15-1.fc25, 6.9.9.15-1.fc26, 6.9.9.15-1.fc27