CVE-2020-24020 — Classic Buffer Overflow in Ffmpeg

CWE-120 — Classic Buffer Overflow4 documents4 sources
Severity
8.8HIGHNVD
EPSS
0.8%
top 25.40%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
2
FfmpegDebian Ffmpeg
Timeline
PublishedMay 26
Latest updateMay 24

Description

Buffer Overflow vulnerability in FFMpeg 4.2.3 in dnn_execute_layer_pad in libavfilter/dnn/dnn_backend_native_layer_pad.c due to a call to memcpy without length checks, which could let a remote malicious user execute arbitrary code.

CVSS vector

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:HExploitability: 2.8 | Impact: 5.9

Affected Packages3 packages

▶debiandebian/ffmpeg< ffmpeg 7:4.3.1-1 (bookworm)
▶Debianffmpeg/ffmpeg< 7:4.3.1-1+2
▶NVDffmpeg/ffmpeg4.2.3

🔴Vulnerability Details

2
GHSA
GHSA-gxpf-25mm-vm27: Buffer Overflow vulnerability in FFMpeg 4↗2022-05-24
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OSV
CVE-2020-24020: Buffer Overflow vulnerability in FFMpeg 4↗2021-05-26
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📋Vendor Advisories

1
Debian
CVE-2020-24020: ffmpeg - Buffer Overflow vulnerability in FFMpeg 4.2.3 in dnn_execute_layer_pad in libavf...↗2020
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