CVE-2020-0491

Name: CVE-2020-0491
Creator: NVD / NIST
Published: 2020-12-15T16:15:14.167+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

MEDIUMCVSS 6.5/10EPSS 0.69%

Last modified Jun 17, 2026

CVE-2020-0491 is a medium-severity vulnerability rated 6.5/10 on the CVSS scale. In readBlock of MatroskaExtractor.cpp, there is a possible denial of service due to resource exhaustion. This could lead to remote denial of service with no additional execution privileges needed. EPSS estimates a 0.69% chance of exploitation in the next 30 days.

Description

In readBlock of MatroskaExtractor.cpp, there is a possible denial of service due to resource exhaustion. This could lead to remote denial of service with no additional execution privileges needed. User interaction is needed for exploitation.Product: AndroidVersions: Android-11Android ID: A-156819528

Metrics

CVSS 3.1

6.5/10

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

EPSS Probability

0.69%

48.2th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-401

Affected Software

Vendor	Product	Versions
Google	Android	11.0

References

https://source.android.com/security/bulletin/pixel/2020-12-01Vendor Advisory
https://source.android.com/security/bulletin/pixel/2020-12-01Vendor Advisory

Timeline

Published: Dec 15, 2020
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2020-0491?

How severe is CVE-2020-0491?

CVE-2020-0491 has a CVSS score of 6.5/10 (MEDIUM severity). The EPSS model estimates a 0.69% probability of exploitation in the next 30 days.

How do I fix CVE-2020-0491?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2020-0491?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST