CVE-2024-3656

Keycloak: unguarded admin rest api endpoints allows low privilege users to use administrative functionalities

Description

A flaw was found in Keycloak. Certain endpoints in Keycloak's admin REST API allow low-privilege users to access administrative functionalities. This flaw allows users to perform actions reserved for administrators, potentially leading to data breaches or system compromise.

Remediation

Workaround:

  • Mitigation for this issue is either not available or the currently available options don't meet the Red Hat Product Security criteria comprising ease of use and deployment, applicability to widespread installation base or stability.

Category

8.1
CVSS
Severity: High
CVSS 3.1 •
EPSS 80.67% Top 5%
Vendor Advisory redhat.com Vendor Advisory redhat.com
Affected: Red Hat Red Hat Build of Keycloak
Affected: Red Hat Red Hat Single Sign-On 7
Affected: Red Hat Red Hat Build of Keycloak
Affected: Red Hat Red Hat JBoss Enterprise Application Platform 8
Affected: Red Hat Red Hat Single Sign-On 7
Published at:
Updated at:

References

Link Tags
https://access.redhat.com/errata/RHSA-2024:3572 vendor advisory
https://access.redhat.com/errata/RHSA-2024:3575 vendor advisory
https://access.redhat.com/security/cve/CVE-2024-3656 vdb entry
https://bugzilla.redhat.com/show_bug.cgi?id=2274403 issue tracking
https://github.com/advisories/GHSA-2cww-fgmg-4jqc
https://github.com/hnsecurity/vulns/blob/main/HNS-2024-08-Keycloak.md
https://news.ycombinator.com/item?id=42136000
https://security.humanativaspa.it/an-analysis-of-the-keycloak-authentication-system/

Frequently Asked Questions

What is the severity of CVE-2024-3656?
CVE-2024-3656 has been scored as a high severity vulnerability.
How to fix CVE-2024-3656?
As a workaround for remediating CVE-2024-3656: Mitigation for this issue is either not available or the currently available options don't meet the Red Hat Product Security criteria comprising ease of use and deployment, applicability to widespread installation base or stability.
Is CVE-2024-3656 being actively exploited in the wild?
It is possible that CVE-2024-3656 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~81% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2024-3656?
CVE-2024-3656 affects Red Hat Red Hat Build of Keycloak, Red Hat Red Hat Single Sign-On 7, Red Hat Red Hat Build of Keycloak, Red Hat Red Hat JBoss Enterprise Application Platform 8, Red Hat Red Hat Single Sign-On 7.
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