Vulnerability in Saml-toolkits Ruby-saml
CVE-2024-45409
The Ruby SAML library is for implementing the client side of a SAML authorization. Ruby-SAML in <= 12.2 and 1.13.0 <= 1.16.0 does not properly verify the signature of the SAML Response. An unauthenticated attacker with access to any signed…
EPSS: 0.106 (95.2th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 10.0 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:N.
Affected products
- Saml-toolkits Ruby-saml — versions < 1.12.3, >= 1.13.0, < 1.17.0
Weakness classification (CWE)
Public proof-of-concept exploits
References
- https://github.com/SAML-Toolkits/ruby-saml/security/advisories/GHSA-jw9c-mfg7-9rx2 (x_refsource_CONFIRM)
- https://github.com/omniauth/omniauth-saml/security/advisories/GHSA-cvp8-5r8g-fhvq (x_refsource_MISC)
- https://github.com/SAML-Toolkits/ruby-saml/commit/1ec5392bc506fe43a02dbb66b68741051c5ffeae (x_refsource_MISC)
- https://github.com/SAML-Toolkits/ruby-saml/commit/4865d030cae9705ee5cdb12415c654c634093ae7 (x_refsource_MISC)
Frequently asked questions
- What is CVE-2024-45409?
- CVE-2024-45409 is a critical-severity vulnerability in Saml-toolkits Ruby-saml, classified under Improper Verification of Cryptographic Signature. CVSS score: 10.0/10. Published 2024-09-10.
- How severe is CVE-2024-45409?
- Critical severity. CVSS v3 base score is 10.0 out of 10.
- Is CVE-2024-45409 known to be exploited?
- 10 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.