Description

BrightSign Digital Signage Diagnostic Web Server 8.2.26 and less contains an unauthenticated server-side request forgery vulnerability in the 'url' GET parameter of the Download Speed Test service. Attackers can specify external domains to bypass firewalls and perform network enumeration by forcing the application to make arbitrary HTTP requests to internal network hosts.

INFO

Published Date :

2025-12-10T20:47:43.331Z

Last Modified :

2025-12-11T18:53:57.677Z

Source :

VulnCheck
AFFECTED PRODUCTS

The following products are affected by CVE-2020-36884 vulnerability.

Vendors Products
Brightsign
  • Digital Signage Diagnostic Web Server
REFERENCES

Here, you will find a curated list of external links that provide in-depth information to CVE-2020-36884.

URL Resource
https://github.com/zeroscience cve-icon cve-icon
https://www.brightsign.biz cve-icon cve-icon
https://www.exploit-db.com/exploits/48843 cve-icon cve-icon cve-icon
https://www.vulncheck.com/advisories/brightsign-digital-signage-diagnostic-web-server-unauthenticated-ssrf cve-icon cve-icon
https://www.zeroscience.mk/en/vulnerabilities/ZSL-2020-5595.php cve-icon cve-icon cve-icon
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CVSS Vulnerability Scoring System

Detailed values of each vector for above chart.
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Attack Requirements
Privileges Required
User Interaction
VS Confidentiality
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SS Confidentiality
SS Integrity
SS Availability