Vulnerability in Authcrunch Caddy-Security
CVE-2024-21492
All versions of the package github.com/greenpau/caddy-security are vulnerable 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. Attackers who gain access to an active but supposedly logged-out session can perform unauthorized actions on behalf of the user.
Published · last modified .
CVSS v3 metric
CVSS v3 base score 4.8 (Medium). Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:N.
EPSS exploit prediction
EPSS: 0.007 (51.8th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 52nd percentile — 51.8% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.007 · newest: 0.007 · change: 0.000
Affected products
- Authcrunch Caddy-Security
- Github.com/greenpau/caddy-Security — versions 0
Weakness classification (CWE)
Public proof-of-concept exploits
References
- security.snyk.io/vuln/SNYK-GOLANG-GITHUBCOMGREENPAUCADDYSECURITY-5920787 (Third Party Advisory)
- blog.trailofbits.com/2023/09/18/security-flaws-in-an-sso-plugin-for-caddy/ (Exploit, Third Party Advisory, Press/Media Coverage)
- github.com/greenpau/caddy-security/issues/272 (Issue Tracking, Vendor Advisory)
Frequently asked questions
- What is CVE-2024-21492?
- CVE-2024-21492 is a medium-severity vulnerability in Authcrunch Caddy-Security, classified under Insufficient Session Expiration. CVSS score: 4.8/10. Published 2024-02-17.
- How severe is CVE-2024-21492?
- Medium severity. CVSS v3 base score is 4.8 out of 10.
- Is CVE-2024-21492 known to be exploited?
- 2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.