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CVE-2020-20448

Date: May 25, 2021

FFmpeg 4.1.3 is affected by a Divide By Zero issue via libavcodec/ratecontrol.c, which allows a remote malicious user to cause a Denial of Service.

Severity Score

Related Resources (5)

https://security-tracker.debian.org/tracker/CVE-2020-20448
https://nvd.nist.gov/vuln/detail/CVE-2020-20448
https://trac.ffmpeg.org/ticket/7990
https://people.canonical.com/~ubuntu-security/cve/CVE-2020-20448
https://www.mend.io/vulnerability-database/CVE-2020-20448

Severity Score

Weakness Type (CWE)

Divide By Zero

CWE-369

CVSS v3.1

Base Score:
Attack Vector (AV): NETWORK
Attack Complexity (AC): LOW
Privileges Required (PR): LOW
User Interaction (UI): NONE
Scope (S): UNCHANGED
Confidentiality (C): NONE
Integrity (I): NONE
Availability (A): HIGH

CVSS v2

Base Score:
Access Vector (AV): NETWORK
Access Complexity (AC): LOW
Authentication (AU): SINGLE
Confidentiality (C): NONE
Integrity (I): NONE
Availability (A): PARTIAL
Additional information:

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