CVE-2020-20891 — HIGH (8.8)

Vulnerability Description

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 Score

8.8

HIGH

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

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality

HIGH

Integrity

HIGH

Availability

HIGH

Affected Products

Vendor	Product	Versions
Ffmpeg	Ffmpeg	4.2.1

Related Weaknesses (CWE)

CWE-120

References

https://git.ffmpeg.org/gitweb/ffmpeg.git/commit/64a805883d7223c868a683f0030837d8Mailing ListVendor Advisory
https://trac.ffmpeg.org/ticket/8282ExploitIssue TrackingVendor Advisory
https://git.ffmpeg.org/gitweb/ffmpeg.git/commit/64a805883d7223c868a683f0030837d8Mailing ListVendor Advisory
https://trac.ffmpeg.org/ticket/8282ExploitIssue TrackingVendor Advisory

FAQ

What is CVE-2020-20891?

CVE-2020-20891 is a vulnerability with a CVSS score of 8.8 (HIGH). 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.

How severe is CVE-2020-20891?

CVE-2020-20891 has been rated HIGH with a CVSS base score of 8.8/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2020-20891?

Check the references section above for vendor advisories and patch information. Affected products include: Ffmpeg Ffmpeg.