Improper input validation in Macournoyer Thin

CVE-2009-3287

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.

Vulnerability class: Drupalgeddon 2 (CVE-2018-7600)

EPSS: 0.014 (69.3th percentile) — read the EPSS interpretation.