CVE-2020-14212

HIGH

FFmpeg 4.3 - Heap-Based Buffer Overflow in avio_get_str

Title source: llm

Description

FFmpeg through 4.3 has a heap-based buffer overflow in avio_get_str in libavformat/aviobuf.c because dnn_backend_native.c calls ff_dnn_load_model_native and a certain index check is omitted.

References (3)

Core 3

Core References

Patch, Vendor Advisory x_refsource_misc

https://trac.ffmpeg.org/ticket/8716

Not Applicable, Vendor Advisory x_refsource_misc

https://patchwork.ffmpeg.org/project/ffmpeg/list/?series=1463

Third Party Advisory vendor-advisory x_refsource_gentoo

https://security.gentoo.org/glsa/202007-58

Scores

CVSS v3 8.8

EPSS 0.0064

EPSS Percentile 70.7%

Attack Vector NETWORK

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

Details

CWE

CWE-787

Status published

Products (1)

ffmpeg/ffmpeg 4.3 - 4.3.1

Published Jun 16, 2020

Tracked Since Feb 18, 2026