CVE-2020-36921

Name: CVE-2020-36921
Creator: NVD / NIST
Published: 2026-01-06T16:15:48.427+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

MEDIUMCVSS 6.9/10EPSS 0.38%

Last modified Jun 17, 2026

CVE-2020-36921 is a medium-severity vulnerability rated 6.9/10 on the CVSS scale. RED-V Super Digital Signage System 5.1.1 contains an information disclosure vulnerability that allows unauthenticated attackers to access sensitive webserver log files. Attackers can visit multiple endpoints to retrieve system resources and debug log information without authentication.. EPSS estimates a 0.38% chance of exploitation in the next 30 days.

Description

RED-V Super Digital Signage System 5.1.1 contains an information disclosure vulnerability that allows unauthenticated attackers to access sensitive webserver log files. Attackers can visit multiple endpoints to retrieve system resources and debug log information without authentication.

Metrics

CVSS 3.1

7.5/10

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

CVSS 4.0

6.9/10

CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

EPSS Probability

0.38%

29.6th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-548

References

Timeline

Published: Jan 6, 2026
Last Modified: Jun 17, 2026
Status: Deferred

Frequently Asked Questions

What is CVE-2020-36921?

How severe is CVE-2020-36921?

CVE-2020-36921 has a CVSS score of 6.9/10 (MEDIUM severity). The EPSS model estimates a 0.38% probability of exploitation in the next 30 days.

How do I fix CVE-2020-36921?

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-2020-36921?

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

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Source: NVD / NIST