#VU93093 Permissions, Privileges, and Access Controls in Keycloak - CVE-2024-3656

Vulnerability identifier: #VU93093

Vulnerability risk: Medium

CVSSv4.0: 6.2 [CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:N/SC:N/SI:N/SA:N/E:U/U:Green]

CVE-ID: CVE-2024-3656

CWE-ID: CWE-264

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
Keycloak
Server applications / Directory software, identity management

Vendor: Keycloak

Description

The vulnerability allows a remote user to escalate privileges within the application.

The vulnerability exists due to improperly imposed security restrictions on the administrative features. A remote low privileged user can utilize administrative functionalities within Keycloak admin interface and escalate privileges within the application.

Mitigation
Install updates from vendor's website.

Vulnerable software versions

Keycloak: 24.0.0 - 24.0.4

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External links
https://github.com/keycloak/keycloak/security/advisories/GHSA-2cww-fgmg-4jqc

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Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote authenticated user via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.