Vulnerability CVE-2020-24020
Published: 2021-05-26

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.

Type:

CWE-120

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

CVSS2 => (AV:N/AC:L/Au:S/C:P/I:P/A:P)

CVSS Base Score
Impact Subscore
Exploitability Subscore
6.5/10
6.4/10
8/10
Exploit range
Attack complexity
Authentication
Remote
Low
Single time
Confidentiality impact
Integrity impact
Availability impact
Partial
Partial
Partial
Affected software
Ffmpeg -> Ffmpeg 

 References:
http://git.videolan.org/?p=ffmpeg.git;a=commitdiff;h=584f396132aa19d21bb1e38ad9a5d428869290cb
https://trac.ffmpeg.org/ticket/8718
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