CVE-2020-21679

2023-08-2219:16:13

Debian Security Bug Tracker

security-tracker.debian.org

buffer overflow

graphicsmagick

writepcximage

pcx.c

denial of service

crafted image

unix

CVSS3

5.5

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

EPSS

0.001

Percentile

48.9%

JSON

Buffer Overflow vulnerability in WritePCXImage function in pcx.c in GraphicsMagick 1.4 allows remote attackers to cause a denial of service via converting of crafted image file to pcx format.

OSVersionArchitecturePackageVersionFilename
Debian12allgraphicsmagick< 1.4+really1.3.34+hg16181-1graphicsmagick_1.4+really1.3.34+hg16181-1_all.deb
Debian11allgraphicsmagick< 1.4+really1.3.34+hg16181-1graphicsmagick_1.4+really1.3.34+hg16181-1_all.deb
Debian999allgraphicsmagick< 1.4+really1.3.34+hg16181-1graphicsmagick_1.4+really1.3.34+hg16181-1_all.deb
Debian13allgraphicsmagick< 1.4+really1.3.34+hg16181-1graphicsmagick_1.4+really1.3.34+hg16181-1_all.deb

OS	Version	Architecture	Package	Version	Filename
Debian	12	all	graphicsmagick	< 1.4+really1.3.34+hg16181-1	graphicsmagick_1.4+really1.3.34+hg16181-1_all.deb
Debian	11	all	graphicsmagick	< 1.4+really1.3.34+hg16181-1	graphicsmagick_1.4+really1.3.34+hg16181-1_all.deb
Debian	999	all	graphicsmagick	< 1.4+really1.3.34+hg16181-1	graphicsmagick_1.4+really1.3.34+hg16181-1_all.deb
Debian	13	all	graphicsmagick	< 1.4+really1.3.34+hg16181-1	graphicsmagick_1.4+really1.3.34+hg16181-1_all.deb