UnratedRubyGemsPublished
High severity vulnerability that affects thin
CVE-2009-3287 · GHSA-j24p-r6wx-r79w
- Affected
- RubyGems thin < 1.2.4
- Fixed in
- 1.2.4· Vendor fix available
- Issue
- lib/thin/connection.rb in Thin web server before 1.2.4 relies on the X-Forwarded-For header to determine the IP address of the client, which allows remote attackers to spoof the IP address and hide activities via a modified X-Forwarded-For header.
Recommended action: Upgrade to 1.2.4 or later, then redeploy and verify.A vendor fix does not resolve your finding until you verify it in your own systems.