PT-2024-18908 · Unknown · Caddy-Security

David Pokora + 2 · Published 2024-02-16 · Updated 2025-12-23 · CVE-2024-21492

Positive Technologies (AI Summary)

CVSS v3.1

8.1

High

Base vector

AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H

Name of the Vulnerable Software and Affected Versions github.com/greenpau/caddy-security (affected versions not specified)

Description The issue is related to Insufficient Session Expiration due to improper user session invalidation upon clicking the "Sign Out" button. User sessions remain valid even after requests are sent to "/logout" and "/oauth2/google/logout" API endpoints. Attackers who gain access to an active but supposedly logged-out session can perform unauthorized actions on behalf of the user.

Recommendations At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Exploit

Insufficient Session Expiration

Weakness Enumeration

CWE-613

Related Identifiers

CVE-2024-21492

GHSA-VP66-GF7W-9M4X

GO-2024-2557

Affected Products

Caddy-Security

References · 13

• 🔥 https://blog.trailofbits.com/2023/09/18/security-flaws-in-an-sso-plugin-for-caddy · Exploit
• https://github.com/greenpau/caddy-security/issues/272 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2024-21492 · Security Note
• https://osv.dev/vulnerability/CVE-2024-21492 · Vendor Advisory
• https://osv.dev/vulnerability/GO-2024-2557 · Vendor Advisory
• https://osv.dev/vulnerability/GHSA-vp66-gf7w-9m4x · Vendor Advisory
• https://twitter.com/CVEnew/status/1758721378071818679 · Twitter Post
• https://t.me/cvenotify/71840 · Telegram Post
• https://github.com/advisories/GHSA-vp66-gf7w-9m4x · Note
• https://t.me/cvenotify/103387 · Telegram Post
• https://security.snyk.io/vuln/SNYK-GOLANG-GITHUBCOMGREENPAUCADDYSECURITY-5920787 · Note
• https://t.me/cveNotify/146698 · Telegram Post
• https://twitter.com/VulmonFeeds/status/1758745697623461965 · Twitter Post