CVE-2020-22020

2021-05-2600:00:00

ubuntu.com

4.3 Medium

CVSS2

Attack Vector

NETWORK

Attack Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

PARTIAL

AV:N/AC:M/Au:N/C:N/I:N/A:P

6.5 Medium

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

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

0.004 Low

EPSS

Percentile

74.5%

JSON

Buffer Overflow vulnerability in FFmpeg 4.2 in the build_diff_map function
in libavfilter/vf_fieldmatch.c, which could let a remote malicious user
cause a Denial of Service.

OSVersionArchitecturePackageVersionFilename
ubuntu18.04noarchffmpeg< 7:3.4.11-0ubuntu0.1UNKNOWN
ubuntu20.04noarchffmpeg< 7:4.2.7-0ubuntu0.1UNKNOWN
ubuntu16.04noarchffmpeg< 7:2.8.17-0ubuntu0.1+esm2UNKNOWN

OS	Version	Architecture	Package	Version	Filename
ubuntu	18.04	noarch	ffmpeg	< 7:3.4.11-0ubuntu0.1	UNKNOWN
ubuntu	20.04	noarch	ffmpeg	< 7:4.2.7-0ubuntu0.1	UNKNOWN
ubuntu	16.04	noarch	ffmpeg	< 7:2.8.17-0ubuntu0.1+esm2	UNKNOWN