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MitreCVE-2020-13904

HistoryJun 07, 2020 - 7:15 p.m.

CVE-2020-13904

2020-06-0719:15:09

CWE-416

mitre

web.nvd.nist.gov

191

ffmpeg

use-after-free

vulnerability

m3u8

extinf

nvd

cve-2020-13904

CVSS2

4.3

Attack Vector

NETWORK

Attack Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

PARTIAL

AV:N/AC:M/Au:N/C:N/I:N/A:P

CVSS3

5.5

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

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

AI Score

6.9

Confidence

High

EPSS

0.002

Percentile

52.8%

JSON

FFmpeg 2.8 and 4.2.3 has a use-after-free via a crafted EXTINF duration in an m3u8 file because parse_playlist in libavformat/hls.c frees a pointer, and later that pointer is accessed in av_probe_input_format3 in libavformat/format.c.

Affected configurations

Nvd

Node

ffmpegffmpegMatch2.8

ffmpegffmpegMatch4.2.3

Node

canonicalubuntu_linuxMatch16.04esm

canonicalubuntu_linuxMatch18.04lts

canonicalubuntu_linuxMatch20.04lts

Node

debiandebian_linuxMatch9.0

debiandebian_linuxMatch10.0

VendorProductVersionCPE
ffmpegffmpeg2.8cpe:2.3:a:ffmpeg:ffmpeg:2.8:*:*:*:*:*:*:*
ffmpegffmpeg4.2.3cpe:2.3:a:ffmpeg:ffmpeg:4.2.3:*:*:*:*:*:*:*
canonicalubuntu_linux16.04cpe:2.3:o:canonical:ubuntu_linux:16.04:*:*:*:esm:*:*:*
canonicalubuntu_linux18.04cpe:2.3:o:canonical:ubuntu_linux:18.04:*:*:*:lts:*:*:*
canonicalubuntu_linux20.04cpe:2.3:o:canonical:ubuntu_linux:20.04:*:*:*:lts:*:*:*
debiandebian_linux9.0cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:*
debiandebian_linux10.0cpe:2.3:o:debian:debian_linux:10.0:*:*:*:*:*:*:*

Vendor	Product	Version	CPE
ffmpeg	ffmpeg	2.8	cpe:2.3:a:ffmpeg:ffmpeg:2.8:::::::*
ffmpeg	ffmpeg	4.2.3	cpe:2.3:a:ffmpeg:ffmpeg:4.2.3:::::::*
canonical	ubuntu_linux	16.04	cpe:2.3:o:canonical:ubuntu_linux:16.04::::esm:::
canonical	ubuntu_linux	18.04	cpe:2.3:o:canonical:ubuntu_linux:18.04::::lts:::
canonical	ubuntu_linux	20.04	cpe:2.3:o:canonical:ubuntu_linux:20.04::::lts:::
debian	debian_linux	9.0	cpe:2.3:o:debian:debian_linux:9.0:::::::*
debian	debian_linux	10.0	cpe:2.3:o:debian:debian_linux:10.0:::::::*