CVEvulnerability
CVE-2020-36884
6.9 MEDIUM
Official page ↗
- Status
- Deferred
- Published
- 2025-12-10
- Last modified
- 2026-06-17
- Assigner
- [email protected]
- CVSS 4.0 ([email protected])
- 6.9 MEDIUM — CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:L/VA:N/SC:L/SI:L/SA:L/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
- Weaknesses
- CWE-918
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.
Related
Weakness · CWE (1)
- CWE-918 Server-Side Request Forgery weakness
References
- https://github.com/zeroscience github.com
- https://www.brightsign.biz www.brightsign.biz
- https://www.exploit-db.com/exploits/48843 www.exploit-db.com
- https://www.vulncheck.com/advisories/brightsign-digital-signage-diagnostic-web-server-unauthenticated-ssrf www.vulncheck.com
- https://www.zeroscience.mk/en/vulnerabilities/ZSL-2020-5595.php www.zeroscience.mk
- https://www.exploit-db.com/exploits/48843 www.exploit-db.com
- https://www.zeroscience.mk/en/vulnerabilities/ZSL-2020-5595.php www.zeroscience.mk