omniauth-saml vulnerable to Improper Verification of Cryptographic Signature
Date: 2024-09
Affected: rubygems/omniauth-saml, rubygems/omniauth-saml, rubygems/omniauth-saml
Attack vector: other
Category: vulnerability-disclosure
Severity: Critical
CVE: CVE-2024-45409
CWE: CWE-347
CVSS: 10 (CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:N)

ruby-saml, the dependent SAML gem of omniauth-saml has a signature wrapping vulnerability in <= v1.12.0 and v1.13.0 to v1.16.0 , see https://github.com/SAML-Toolkits/ruby-saml/security/advisories/GHSA-jw9c-mfg7-9rx2 As a result, omniauth-saml created a [new release](https://github.com/omniauth/omniauth-saml/releases) by upgrading ruby-saml to the patched versions v1.17.


Mitigations:

Architectural layers (MAESTRO):