Security restrictions bypass in Keycloak - CVE-2016-8629

 

Security restrictions bypass in Keycloak - CVE-2016-8629

Published: March 16, 2018


Vulnerability identifier: #VU11133
CSH Severity: Low
CVSS v4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:U/U:Clear
CVE-ID: CVE-2016-8629
CWE-ID: CWE-264
Exploitation vector: Remote access
Exploit availability: No public exploit available
Vendor: Keycloak
Affected software:
Keycloak

Detailed vulnerability description

The vulnerability allows a remote authenticated attacker to bypass security restrictions on the target system.

The weakness exists due to improper permission checks when handling service account user deletion requests. A remote attacker can send a service account user deletion request, bypass permission checks and perform unauthorized actions, such as deleting other user accounts.

How to mitigate CVE-2016-8629

Update to version 2.4.0.

Sources