SSRF in Brightsign, Llc Brightsign Digital Signage Diagnostic Web Server
CVE-2020-36884
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.
Vulnerability class: SSRF (Server-Side Request Forgery)
EPSS: 0.010 (60.5th percentile) — read the EPSS interpretation.
Affected products
Weakness classification (CWE)
References
- disclosure@vulncheck.com (exploit)
- disclosure@vulncheck.com (product)
- disclosure@vulncheck.com (third-party-advisory)
- disclosure@vulncheck.com (issue-tracking)
- disclosure@vulncheck.com (third-party-advisory)