{"id":"GO-2023-2394","summary":"Spoofed source IP address in github.com/shift72/caddy-geo-ip","details":"The caddy-geo-ip (aka GeoIP) middleware for Caddy 2 allows attackers to spoof their source IP address via an X-Forwarded-For header, which may bypass a protection mechanism (trusted_proxy directive in reverse_proxy or IP address range restrictions).","aliases":["CVE-2023-50463","GHSA-rxg9-hgq7-8pwx"],"modified":"2024-05-20T16:03:47Z","published":"2024-01-02T18:32:43Z","database_specific":{"review_status":"REVIEWED","url":"https://pkg.go.dev/vuln/GO-2023-2394"},"references":[{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2023-50463"},{"type":"REPORT","url":"https://github.com/shift72/caddy-geo-ip/issues/4"}],"affected":[{"package":{"name":"github.com/shift72/caddy-geo-ip","ecosystem":"Go","purl":"pkg:golang/github.com/shift72/caddy-geo-ip"},"ranges":[{"type":"SEMVER","events":[{"introduced":"0"}]}],"ecosystem_specific":{"imports":[{"path":"github.com/shift72/caddy-geo-ip"}]},"database_specific":{"source":"https://vuln.go.dev/ID/GO-2023-2394.json"}}],"schema_version":"1.7.3"}