Improper Verification of Cryptographic Signature Affecting ruby-saml package, versions <1.12.3>=1.13.0, <1.17.0
Threat Intelligence
Snyk has a proof-of-concept or detailed explanation of how to exploit this vulnerability.
The probability is the direct output of the EPSS model, and conveys an overall sense of the threat of exploitation in the wild. The percentile measures the EPSS probability relative to all known EPSS scores. Note: This data is updated daily, relying on the latest available EPSS model version. Check out the EPSS documentation for more details.
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Test your applications- Snyk IDSNYK-RUBY-RUBYSAML-7926869
- published11 Sept 2024
- disclosed10 Sept 2024
- creditahacker1
Introduced: 10 Sep 2024
CVE-2024-45409 (opens in a new tab)How to fix?
Upgrade ruby-saml to version 1.12.3, 1.17.0 or higher.
Overview
Affected versions of this package are vulnerable to Improper Verification of Cryptographic Signature through the incorrect XPath selector due to improper verification of the SAML Response signature. An attacker with access to any signed SAML document can forge a SAML Response/Assertion with arbitrary contents and log in as any user within the system.