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MitreCVE-2018-7557

HistoryFeb 28, 2018 - 7:29 a.m.

CVE-2018-7557

2018-02-2807:29:00

CWE-125

mitre

web.nvd.nist.gov

cve-2018-7557

ffmpeg

libavcodec

utvideodec

denial of service

out of array read

avi file

remote attackers

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

6.5

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

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

AI Score

6.2

Confidence

High

EPSS

0.01

Percentile

83.7%

JSON

The decode_init function in libavcodec/utvideodec.c in FFmpeg 2.8 through 3.4.2 allows remote attackers to cause a denial of service (Out of array read) via an AVI file with crafted dimensions within chroma subsampling data.

Affected configurations

Nvd

Node

ffmpegffmpegRange2.8–3.4.2

Node

debiandebian_linuxMatch8.0

debiandebian_linuxMatch9.0

VendorProductVersionCPE
ffmpegffmpeg*cpe:2.3:a:ffmpeg:ffmpeg:*:*:*:*:*:*:*:*
debiandebian_linux8.0cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:*
debiandebian_linux9.0cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:*

Vendor	Product	Version	CPE
ffmpeg	ffmpeg	*	cpe:2.3:a:ffmpeg:ffmpeg::::::::
debian	debian_linux	8.0	cpe:2.3:o:debian:debian_linux:8.0:::::::*
debian	debian_linux	9.0	cpe:2.3:o:debian:debian_linux:9.0:::::::*