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Advisories

Budibase before 3.38.1 SSRF Blacklist Bypass via HTTP Redirect

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severity
medium
date
Affecting

  • budibase >= 0, < 3.38.1

CWE
  • CWE-918 Server-Side Request Forgery (SSRF)
CVSS
8.2
CVSS V4 Vector
CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:H/VI:N/VA:N/SC:H/SI:N/SA:N
Credit
offset
Description
Budibase before 3.38.1 contains a server-side request forgery vulnerability in the REST datasource integration that fails to validate HTTP redirects against the IP blacklist. Attackers with Builder role can configure a REST datasource pointing to an external server that returns a redirect to internal IP addresses, bypassing blacklist protection to access cloud metadata endpoints and internal services.

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