CVSS 3.1
5.4 mediumCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:NCVE-2024-21494
Medium (5.4) in greenpau caddy-security. EPSS 0.5% chance of exploitation in the next 30 days.
All versions of the package github.com/greenpau/caddy-security are vulnerable to Authentication Bypass by Spoofing via the X-Forwarded-For header due to improper input sanitization. An attacker can spoof an IP address used in the user identity module (/whoami API endpoint). This could lead to unauthorized access if the system trusts this spoofed IP address.
Severity
- EPSS
- 0.5% chance of exploitation in the next 30 days; higher than 44% of CVEs (scores of 2026-10-31)
- CWEs
- CWE-290, CWE-79
- Published
- Modified
- Record from
- the NVD, synced
Affected
- greenpau:caddy-security
Packages (OSV)
| Advisory | Ecosystem | Package | Affected | Fixed in |
|---|---|---|---|---|
| GHSA-vj36-3ccr-6563 | Go | github.com/greenpau/caddy-security | <=1.1.23 | no fix published |
| GO-2024-2558 | Go | github.com/greenpau/caddy-security | all versions | no fix published |
References
- https://blog.trailofbits.com/2023/09/18/security-flaws-in-an-sso-plugin-for-caddy/
- https://github.com/greenpau/caddy-security/issues/266
- https://security.snyk.io/vuln/SNYK-GOLANG-GITHUBCOMGREENPAUCADDYSECURITY-6249859
- https://blog.trailofbits.com/2023/09/18/security-flaws-in-an-sso-plugin-for-caddy/
- https://github.com/greenpau/caddy-security/issues/266