CVE-2019-11598 Information

Description

In ImageMagick 7.0.8-40 Q16 there is a heap-based buffer over-read in the function WritePNMImage of coders/pnm.c which allows an attacker to cause a denial of service or possibly information disclosure via a crafted image file. This is related to SetGrayscaleImage in MagickCore/quantize.c.

CVSS Vector

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

Reference

http://lists.opensuse.org/opensuse-security-announce/2019-06/msg00057.html http://lists.opensuse.org/opensuse-security-announce/2019-07/msg00001.html http://www.securityfocus.com/bid/108102 https://github.com/ImageMagick/ImageMagick/issues/1540 https://lists.debian.org/debian-lts-announce/2019/05/msg00015.html https://lists.debian.org/debian-lts-announce/2020/09/msg00007.html https://usn.ubuntu.com/4034-1/ https://www.debian.org/security/2020/dsa-4712

Attack Complexity

LOW

Privileges Required

NONE

User Interaction Required

NONE

Scope

REQUIRED

Confidentiality Impact

UNCHANGED

Integrity Impact

HIGH

Availability Impact

NONE

Base Score

HIGH

Base Severity

8.1