Out-of-bounds read in ImageMagick - CVE-2017-11540

 

Out-of-bounds read in ImageMagick - CVE-2017-11540

Published: July 23, 2017 / Updated: August 8, 2020


Vulnerability identifier: #VU38668
CSH Severity: Medium
CVSS v4.0: CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:A/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Green
CVE-ID: CVE-2017-11540
CWE-ID: CWE-125
Exploitation vector: Remote access
Exploit availability: No public exploit available
Vendor: ImageMagick.org
Affected software:
ImageMagick

Detailed vulnerability description

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

When ImageMagick 7.0.6-1 processes a crafted file in convert, it can lead to a heap-based buffer over-read in the GetPixelIndex() function, called from the WritePICONImage function in coders/xpm.c.


How to mitigate CVE-2017-11540

Install update from vendor's website.

Sources