CVE-2017-16545

high

Description

The ReadWPGImage function in coders/wpg.c in GraphicsMagick 1.3.26 does not properly validate colormapped images, which allows remote attackers to cause a denial of service (ImportIndexQuantumType invalid write and application crash) or possibly have unspecified other impact via a malformed WPG image.

References

http://hg.code.sf.net/p/graphicsmagick/code/rev/e8086faa52d0

https://lists.debian.org/debian-lts-announce/2018/08/msg00002.html

https://lists.fedoraproject.org/archives/list/[email protected]/message/PF62B5PJA2JDUOCKJGUQO3SPL74BEYSV/

https://lists.fedoraproject.org/archives/list/[email protected]/message/WHIKB4TP6KBJWT2UIPWL5MWMG5QXKGEJ/

https://sourceforge.net/p/graphicsmagick/bugs/519/

https://www.debian.org/security/2018/dsa-4321

Details

Source: MITRE

Published: 2017-11-05

Updated: 2018-10-18

Type: CWE-476

Risk Information

CVSS v2

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

CVSS v3

Base Score: 8.8

Vector: CVSS:3.0/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