CVE-2024-21510

Versions of the package sinatra from 0.0.0 are vulnerable to Reliance on Untrusted Inputs in a Security Decision via the X-Forwarded-Host (XFH) header. When making a request to a method with redirect applied, it is possible to trigger an Open Redirect Attack by inserting an arbitrary address into this header. If used for caching purposes, such as with servers like Nginx, or as a reverse proxy, without handling the X-Forwarded-Host header, attackers can potentially exploit Cache Poisoning or Routing-based SSRF.

The following products are affected by CVE-2024-21510 vulnerability.

Here, you will find a curated list of external links that provide in-depth information to CVE-2024-21510.

URL	Resource
https://github.com/sinatra/sinatra/blob/b626e2d82c23b4fde0b51782fd32ca27ccde1d1a/lib/sinatra/base.rb%23L319
https://github.com/sinatra/sinatra/blob/b626e2d82c23b4fde0b51782fd32ca27ccde1d1a/lib/sinatra/base.rb%23L323C1-L343C17
https://github.com/sinatra/sinatra/pull/2010
https://nvd.nist.gov/vuln/detail/CVE-2024-21510
https://security.snyk.io/vuln/SNYK-RUBY-SINATRA-6483832
https://www.cve.org/CVERecord?id=CVE-2024-21510