CVE-2020-20891

Buffer Overflow vulnerability in function config_input in libavfilter/vf_gblur.c in Ffmpeg 4.2.1, allows attackers to cause a Denial of Service or other unspecified impacts.

CVSS v3 8.8 HIGH
CVSS v2.0 6.8 MEDIUM

8.8^/10

CVSS v3 : HIGH

Vector :

Exploitability : 2.8 / Impact : 5.9

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction REQUIRED

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

6.8^/10

CVSS v2.0 : MEDIUM

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

Exploitability : 8.6 / Impact : 6.4

Access Vector NETWORK

Access Complexity MEDIUM

Authentication NONE

Confidentiality Impact PARTIAL

Integrity Impact PARTIAL

Availability Impact PARTIAL

References

Link	Resource
https://git.ffmpeg.org/gitweb/ffmpeg.git/commit/64a805883d7223c868a683f0030837d859edd2ab	Mailing List Vendor Advisory
https://trac.ffmpeg.org/ticket/8282	Exploit Issue Tracking Vendor Advisory

Configurations

Configuration 1 (hide)

cpe:2.3:a:ffmpeg:ffmpeg:4.2.1:*:*:*:*:*:*:*

History

24 Sep 2021, 21:49

Type	Values Removed	Values Added
CWE		CWE-120
References	~~(MISC) https://git.ffmpeg.org/gitweb/ffmpeg.git/commit/64a805883d7223c868a683f0030837d859edd2ab -~~	(MISC) https://git.ffmpeg.org/gitweb/ffmpeg.git/commit/64a805883d7223c868a683f0030837d859edd2ab - Mailing List, Vendor Advisory
References	~~(MISC) https://trac.ffmpeg.org/ticket/8282 -~~	(MISC) https://trac.ffmpeg.org/ticket/8282 - Exploit, Issue Tracking, Vendor Advisory
CVSS	v2 : ~~unknown~~ v3 : ~~unknown~~	v2 : 6.8 v3 : 8.8
CPE		cpe:2.3:a:ffmpeg:ffmpeg:4.2.1:::::::*

20 Sep 2021, 17:21

Type	Values Removed	Values Added
New CVE

Information

Published : 2021-09-20 16:15

Updated : 2023-12-10 14:09

NVD link : CVE-2020-20891

Mitre link : CVE-2020-20891

CVE.ORG link : CVE-2020-20891

JSON object : View

Products Affected

ffmpeg

ffmpeg

CWE

CWE-120

Buffer Copy without Checking Size of Input ('Classic Buffer Overflow')

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