Improper Verification of Cryptographic Signature Affecting org.keycloak:keycloak-saml-core package, versions [,22.0.13)[23.0.0,24.0.8)[25.0.0,25.0.6)
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-JAVA-ORGKEYCLOAK-8061829
- published20 Sept 2024
- disclosed19 Sept 2024
- creditTanner Emek
Introduced: 19 Sep 2024
CVE-2024-8698 (opens in a new tab)How to fix?
Upgrade org.keycloak:keycloak-saml-core to version 22.0.13, 24.0.8, 25.0.6 or higher.
Overview
org.keycloak:keycloak-saml-core is an Identity and Access Management plugin for Keycloak.
Affected versions of this package are vulnerable to Improper Verification of Cryptographic Signature improper validation logic in the signature validation method, which relies on the position of signatures rather than explicitly checking the referenced elements. An attacker can escalate privileges or impersonate another user by crafting responses that bypass the signature validation. This facilitates unauthorized access to high-privileged accounts in SAML-based identity providers and service providers.