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ubuntucveUbuntu.comUB:CVE-2020-22054
HistoryJun 02, 2021 - 12:00 a.m.

CVE-2020-22054

2021-06-0200:00:00
ubuntu.com
ubuntu.com
17
ffmpeg
dos
av_dict_set
memory leak
vulnerability
unix

CVSS2

4.3

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

CVSS3

6.5

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

EPSS

0.003

Percentile

71.8%

A Denial of Service vulnerability exists in FFmpeg 4.2 due to a memory leak
in the av_dict_set function in dict.c.

OSVersionArchitecturePackageVersionFilename
ubuntu18.04noarchffmpeg< 7:3.4.8-0ubuntu0.2UNKNOWN
ubuntu20.04noarchffmpeg< 7:4.2.4-1ubuntu0.1UNKNOWN
ubuntu16.04noarchffmpeg< 7:2.8.17-0ubuntu0.1+esm4UNKNOWN

CVSS2

4.3

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

CVSS3

6.5

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

EPSS

0.003

Percentile

71.8%