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CVE-2018-20184

Published: 17 December 2018

In GraphicsMagick 1.4 snapshot-20181209 Q8, there is a heap-based buffer overflow in the WriteTGAImage function of tga.c, which allows attackers to cause a denial of service via a crafted image file, because the number of rows or columns can exceed the pixel-dimension restrictions of the TGA specification.

Priority

Medium

Cvss 3 Severity Score

6.5

Score breakdown

Status

Package Release Status
graphicsmagick
Launchpad, Ubuntu, Debian
hirsute Not vulnerable
(1.4~hg15873-1)
xenial
Released (1.3.23-1ubuntu0.6+esm2)
Available with Ubuntu Pro
kinetic Not vulnerable
(1.4~hg15873-1)
bionic
Released (1.3.28-2ubuntu0.1)
cosmic Ignored
(end of life)
disco Not vulnerable
(1.4~hg15873-1)
eoan Not vulnerable
(1.4~hg15873-1)
focal Not vulnerable
(1.4~hg15873-1)
groovy Not vulnerable
(1.4~hg15873-1)
impish Not vulnerable
(1.4~hg15873-1)
jammy Not vulnerable
(1.4~hg15873-1)
lunar Not vulnerable
(1.4~hg15873-1)
trusty
Released (1.3.18-1ubuntu3.1+esm8)
Available with Ubuntu Pro or Ubuntu Pro (Infra-only)
upstream
Released (1.3.32)
Patches:
upstream: http://hg.graphicsmagick.org/hg/GraphicsMagick/rev/15d1b5fd003b

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