CVE-2020-20891

PoC —

CVSS 3.1

8.8 high

EPSS

1%p67

Published

Sep 20, 2021 (Sep 20, 2021)

Modified

Jun 17, 2026

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.

Vendors: ffmpeg
Products: ffmpeg
Weakness: CWE-120
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

NVD CVE.org GitHub PoCs EPSS (1.2%)

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