AUGUST 4, 2026
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Case File

CVE-2020-21697

MEDIUM · CVSS 6.5 EPSS 0.92%

Source: NVD + CISA KEV + EPSS (historical backfill) · Published 2021-08-10 · Last synced 2026-08-04

CyberRota Analysis

This is a medium severity vulnerability with a CVSS score of 6.5. It may lead to a denial-of-service condition.

CVE
CVE-2020-21697
Severity
MEDIUM
CVSS
6.5
EPSS
0.92%

Original NVD Description

A heap-use-after-free in the mpeg_mux_write_packet function in libavformat/mpegenc.c of FFmpeg 4.2 allows to cause a denial of service (DOS) via a crafted avi file.

Related CVEs

Other vulnerabilities affecting the same vendor(s)