PT-2024-18913 · Unknown · Caddy-Security

David Pokora + 2 · Published 2024-02-16 · Updated 2024-08-01 · CVE-2024-21498

Positive Technologies (AI Summary)

CVSS v4.0

6.9

Medium

Base vector

AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N

Name of the Vulnerable Software and Affected Versions github.com/greenpau/caddy-security versions all

Description The issue is related to Server-side Request Forgery (SSRF) via X-Forwarded-Host header manipulation. An attacker can expose sensitive information, interact with internal services, or exploit other vulnerabilities within the network by exploiting this vulnerability.

Recommendations For github.com/greenpau/caddy-security versions all, as a temporary workaround, consider restricting access to the X-Forwarded-Host header to minimize the risk of exploitation. Avoid using the X-Forwarded-Host header in sensitive operations until the issue is resolved. At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Exploit

SSRF

Weakness Enumeration

CWE-918

Related Identifiers

CVE-2024-21498

GHSA-93X8-66J2-WWR5

GO-2024-2561

Affected Products

Caddy-Security

References · 10

• 🔥 https://github.com/greenpau/caddy-security/issues/269 · Exploit
• https://nvd.nist.gov/vuln/detail/CVE-2024-21498 · Security Note
• https://osv.dev/vulnerability/GO-2024-2561 · Vendor Advisory
• https://osv.dev/vulnerability/CVE-2024-21498 · Vendor Advisory
• https://osv.dev/vulnerability/GHSA-93x8-66j2-wwr5 · Vendor Advisory
• https://blog.trailofbits.com/2023/09/18/security-flaws-in-an-sso-plugin-for-caddy · Note
• https://twitter.com/VulmonFeeds/status/1758744685609152895 · Twitter Post
• https://github.com/advisories/GHSA-93x8-66j2-wwr5 · Note
• https://security.snyk.io/vuln/SNYK-GOLANG-GITHUBCOMGREENPAUCADDYSECURITY-6249862 · Note
• https://twitter.com/CVEnew/status/1758721376154996828 · Twitter Post