What is CVE-2023-50463?

CVE-2023-50463 is a medium-severity vulnerability in Caddyserver Caddy, classified under Authentication Bypass by Spoofing. CVSS score: 6.5/10. Published 2023-12-10.

How severe is CVE-2023-50463?

Medium severity. CVSS v3 base score is 6.5 out of 10.

Vulnerability in Caddyserver Caddy

CVE-2023-50463

The caddy-geo-ip (aka GeoIP) middleware through 0.6.0 for Caddy 2, when trust_header 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 (trusted…

EPSS: 0.007 (47.3th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 6.5 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:N.

Affected products

Caddyserver Caddy
N/a — versions n/a

Weakness classification (CWE)

CWE-290 — Authentication Bypass by Spoofing

References

cve@mitre.org (Third Party Advisory)
cve@mitre.org (Release Notes)
cve@mitre.org (Broken Link)

Frequently asked questions

What is CVE-2023-50463?: CVE-2023-50463 is a medium-severity vulnerability in Caddyserver Caddy, classified under Authentication Bypass by Spoofing. CVSS score: 6.5/10. Published 2023-12-10.
How severe is CVE-2023-50463?: Medium severity. CVSS v3 base score is 6.5 out of 10.