coders/mpc.c in ImageMagick before 7.0.6-1 does not enable seekable streams and thus cannot validate blob sizes, which allows remote attackers to cause a denial of service (application crash) or possibly have unspecified other impact via an image received from stdin.
https://github.com/ImageMagick/ImageMagick/issues/556
https://github.com/ImageMagick/ImageMagick/commit/b007dd3a048097d8f58949297f5b434612e1e1a3
https://github.com/ImageMagick/ImageMagick/commit/529ff26b68febb2ac03062c58452ea0b4c6edbc1
Source: MITRE
Published: 2017-07-19
Updated: 2021-04-20
Type: NVD-CWE-noinfo
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