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CVE-2017-18272

Published: 18 May 2018

In ImageMagick 7.0.7-16 Q16 x86_64 2017-12-25, there is a use-after-free in ReadOneMNGImage in coders/png.c, which allows attackers to cause a denial of service via a crafted MNG image file that is mishandled in an MngInfoDiscardObject call.

Priority

Low

Cvss 3 Severity Score

6.5

Score breakdown

Status

Package Release Status
imagemagick
Launchpad, Ubuntu, Debian
upstream
Released (8:6.9.9.34+dfsg-3)
xenial Not vulnerable
(code not present)
artful Not vulnerable
(code not present)
bionic Not vulnerable
(code not present)
trusty Not vulnerable
(code not present)
Patches:
upstream: https://github.com/ImageMagick/ImageMagick/commit/93d029b70ac766ce0b5d7261a2dd334535f48038

Severity score breakdown

Parameter Value
Base score 6.5
Attack vector Network
Attack complexity Low
Privileges required None
User interaction Required
Scope Unchanged
Confidentiality None
Integrity impact None
Availability impact High
Vector CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H