ImageMagick 7.0.8-50 Q16 has a heap-based buffer over-read at MagickCore/threshold.c in AdaptiveThresholdImage because a width of zero is mishandled.
http://lists.opensuse.org/opensuse-security-announce/2019-08/msg00069.html
https://github.com/ImageMagick/ImageMagick/commit/a7759f410b773a1dd57b0e1fb28112e1cd8b97bc
https://github.com/ImageMagick/ImageMagick/issues/1608
https://github.com/ImageMagick/ImageMagick6/commit/55e6dc49f1a381d9d511ee2f888fdc3e3c3e3953
https://lists.debian.org/debian-lts-announce/2019/08/msg00021.html
https://lists.debian.org/debian-lts-announce/2020/08/msg00030.html
Source: MITRE
Published: 2019-07-05
Updated: 2020-08-19
Type: CWE-125
Base Score: 6.8
Vector: AV:N/AC:M/Au:N/C:P/I:P/A:P
Impact Score: 6.4
Exploitability Score: 8.6
Severity: MEDIUM
Base Score: 8.8
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Impact Score: 5.9
Exploitability Score: 2.8
Severity: HIGH