In ImageMagick 7.0.7-37 Q16, SetGrayscaleImage in the quantize.c file allows attackers to cause a heap-based buffer over-read via a crafted file.
https://usn.ubuntu.com/3681-1/
https://github.com/ImageMagick/ImageMagick/issues/1156
Source: Mitre, NVD
Published: 2018-05-31
Updated: 2019-10-03
Base Score: 6.8
Vector: CVSS2#AV:N/AC:M/Au:N/C:P/I:P/A:P
Severity: Medium
Base Score: 8.8
Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Severity: High