CVE-2020-20453

2021-05-2520:15:00

Alpine Linux Development Team

security.alpinelinux.org

6.5 Medium

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

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

4 Medium

CVSS2

Access Vector

NETWORK

Access Complexity

LOW

Authentication

SINGLE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

PARTIAL

AV:N/AC:L/Au:S/C:N/I:N/A:P

0.011 Low

EPSS

Percentile

83.9%

JSON

FFmpeg 4.2 is affected by a Divide By Zero issue via libavcodec/aaccoder, which allows a remote malicious user to cause a Denial of Service

OSVersionArchitecturePackageVersionFilename
Alpineedge-communitynoarchffmpeg< 4.4.1-r0UNKNOWN
Alpineedge-communitynoarchffmpeg4< 4.4.1-r0UNKNOWN
Alpine3.13-communitynoarchffmpeg< 4.3.3-r0UNKNOWN
Alpine3.14-communitynoarchffmpeg< 4.4.1-r0UNKNOWN
Alpine3.15-communitynoarchffmpeg< 4.4.1-r0UNKNOWN
Alpine3.16-communitynoarchffmpeg< 4.4.1-r0UNKNOWN
Alpine3.16-communitynoarchffmpeg4< 4.4.1-r0UNKNOWN
Alpine3.17-communitynoarchffmpeg< 4.4.1-r0UNKNOWN
Alpine3.17-communitynoarchffmpeg4< 4.4.1-r0UNKNOWN
Alpine3.18-communitynoarchffmpeg< 4.4.1-r0UNKNOWN

OS	Version	Architecture	Package	Version	Filename
Alpine	edge-community	noarch	ffmpeg	< 4.4.1-r0	UNKNOWN
Alpine	edge-community	noarch	ffmpeg4	< 4.4.1-r0	UNKNOWN
Alpine	3.13-community	noarch	ffmpeg	< 4.3.3-r0	UNKNOWN
Alpine	3.14-community	noarch	ffmpeg	< 4.4.1-r0	UNKNOWN
Alpine	3.15-community	noarch	ffmpeg	< 4.4.1-r0	UNKNOWN
Alpine	3.16-community	noarch	ffmpeg	< 4.4.1-r0	UNKNOWN
Alpine	3.16-community	noarch	ffmpeg4	< 4.4.1-r0	UNKNOWN
Alpine	3.17-community	noarch	ffmpeg	< 4.4.1-r0	UNKNOWN
Alpine	3.17-community	noarch	ffmpeg4	< 4.4.1-r0	UNKNOWN
Alpine	3.18-community	noarch	ffmpeg	< 4.4.1-r0	UNKNOWN