CVE-2020-22049

A Denial of Service vulnerability exists in FFmpeg 4.2 due to a memory leak in the wtvfile_open_sector function in wtvdec.c.

CVSS v3.0 6.5 MEDIUM
CVSS v2.0 4.3 MEDIUM

6.5^/10

CVSS v3.0 : MEDIUM

Vector :

Exploitability : 2.8 / Impact : 3.6

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction REQUIRED

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact HIGH

Scope UNCHANGED

4.3^/10

CVSS v2.0 : MEDIUM

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

Exploitability : 8.6 / Impact : 2.9

Access Vector NETWORK

Access Complexity MEDIUM

Authentication NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact PARTIAL

References

Link	Resource
https://trac.ffmpeg.org/ticket/8314	Exploit Issue Tracking Vendor Advisory
http://git.videolan.org/?p=ffmpeg.git;a=commitdiff;h=373c1c9b691fd4c6831b3a114a006b639304c2af	Patch Third Party Advisory
https://www.debian.org/security/2021/dsa-4990	Third Party Advisory
https://lists.debian.org/debian-lts-announce/2021/11/msg00012.html	Mailing List Third Party Advisory

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Configurations

Configuration 1 (hide)

cpe:2.3:a:ffmpeg:ffmpeg:4.2:-:*:*:*:*:*:*

Configuration 2 (hide)

OR	cpe:2.3:o:debian:debian_linux:9.0:::::::*
	cpe:2.3:o:debian:debian_linux:10.0:::::::*

Information

Published : 2021-06-02 09:15

Updated : 2021-11-30 14:00

NVD link : CVE-2020-22049

Mitre link : CVE-2020-22049

JSON object : View

CWE

CWE-401

Missing Release of Memory after Effective Lifetime

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Products Affected

debian

debian_linux

ffmpeg

ffmpeg

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