CVE-2020-21679

2023-08-2200:00:00

ubuntu.com

cve-2020-21679

buffer overflow

graphicsmagick

writepcximage

pcx.c

denial of service

crafted image file

pcx format

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
ubuntu18.04noarchgraphicsmagick< anyUNKNOWN
ubuntu20.04noarchgraphicsmagick< anyUNKNOWN
ubuntu22.04noarchgraphicsmagick< anyUNKNOWN
ubuntu24.04noarchgraphicsmagick< anyUNKNOWN
ubuntu14.04noarchgraphicsmagick< anyUNKNOWN
ubuntu16.04noarchgraphicsmagick< anyUNKNOWN

OS	Version	Architecture	Package	Version	Filename
ubuntu	18.04	noarch	graphicsmagick	< any	UNKNOWN
ubuntu	20.04	noarch	graphicsmagick	< any	UNKNOWN
ubuntu	22.04	noarch	graphicsmagick	< any	UNKNOWN
ubuntu	24.04	noarch	graphicsmagick	< any	UNKNOWN
ubuntu	14.04	noarch	graphicsmagick	< any	UNKNOWN
ubuntu	16.04	noarch	graphicsmagick	< any	UNKNOWN