IP Spoofing

caddy-geo-ip is vulnerable to IP Spoofing attacks. The vulnerability is due to insecure usage of the trustheader. When trustheader is configured, req.Remoteaddr is overwritten. This allows an attacker to bypass IP range restrictions, and spoof IP addresses through the X-Forwarded-For header...

GHSA-RXG9-HGQ7-8PWX Header spoofing in caddy-geo-ip

The caddy-geo-ip aka GeoIP middleware through 0.6.0 for Caddy 2, when trustheader X-Forwarded-For is used, allows attackers to spoof their source IP address via an X-Forwarded-For header, which may bypass a protection mechanism trustedproxy directive in reverseproxy or IP address range restrictio...

Header spoofing in caddy-geo-ip

The caddy-geo-ip aka GeoIP middleware through 0.6.0 for Caddy 2, when trustheader X-Forwarded-For is used, allows attackers to spoof their source IP address via an X-Forwarded-For header, which may bypass a protection mechanism trustedproxy directive in reverseproxy or IP address range restrictio...

CVE-2023-50463

The caddy-geo-ip aka GeoIP middleware through 0.6.0 for Caddy 2, when trustheader X-Forwarded-For is used, allows attackers to spoof their source IP address via an X-Forwarded-For header, which may bypass a protection mechanism trustedproxy directive in reverseproxy or IP address range restrictio...

Design/Logic Flaw

The caddy-geo-ip aka GeoIP middleware through 0.6.0 for Caddy 2, when trustheader X-Forwarded-For is used, allows attackers to spoof their source IP address via an X-Forwarded-For header, which may bypass a protection mechanism trustedproxy directive in reverseproxy or IP address range restrictio...