CVE-2017-17915

MEDIUM

Description

In GraphicsMagick 1.4 snapshot-20171217 Q8, there is a heap-based buffer over-read in ReadMNGImage in coders/png.c, related to accessing one byte before testing whether a limit has been reached.

References

http://hg.graphicsmagick.org/hg/GraphicsMagick/rev/1721f1b7e67a

https://lists.debian.org/debian-lts-announce/2018/01/msg00005.html

https://lists.debian.org/debian-lts-announce/2018/06/msg00009.html

https://sourceforge.net/p/graphicsmagick/bugs/535/

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

Details

Source: MITRE

Published: 2017-12-27

Updated: 2019-10-03

Type: CWE-125

Risk Information

CVSS v2.0

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 v3.0

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