CVE-2017-12937 Information

Description

The ReadSUNImage function in coders/sun.c in GraphicsMagick 1.3.26 has a colormap heap-based buffer over-read.

CVSS Vector

CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Reference

http://hg.code.sf.net/p/graphicsmagick/code/rev/95d00d55e978 http://www.securityfocus.com/bid/100442 https://blogs.gentoo.org/ago/2017/08/05/graphicsmagick-heap-based-buffer-overflow-in-readsunimage-sun-c/ https://lists.debian.org/debian-lts-announce/2018/06/msg00009.html https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/PF62B5PJA2JDUOCKJGUQO3SPL74BEYSV/ https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/WHIKB4TP6KBJWT2UIPWL5MWMG5QXKGEJ/ https://usn.ubuntu.com/4222-1/ https://www.debian.org/security/2018/dsa-4321

Attack Complexity

LOW

Privileges Required

NONE

User Interaction Required

NONE

Scope

REQUIRED

Confidentiality Impact

UNCHANGED

Integrity Impact

HIGH

Availability Impact

HIGH

Base Score

HIGH

Base Severity

8.8