Execution with Unnecessary Privileges Affecting rh-sso7-keycloak-server package, versions <0:9.0.10-1.redhat_00001.1.el8sso


Severity

Recommended
low

Based on Red Hat Enterprise Linux security rating.

Threat Intelligence

EPSS
0.05% (26th percentile)

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  • Snyk IDSNYK-RHEL8-RHSSO7KEYCLOAKSERVER-3388806
  • published26 Mar 2023
  • disclosed7 Dec 2020

Introduced: 7 Dec 2020

CVE-2020-27826  (opens in a new tab)
CWE-250  (opens in a new tab)

How to fix?

Upgrade RHEL:8 rh-sso7-keycloak-server to version 0:9.0.10-1.redhat_00001.1.el8sso or higher.
This issue was patched in RHSA-2020:5528.

NVD Description

Note: Versions mentioned in the description apply only to the upstream rh-sso7-keycloak-server package and not the rh-sso7-keycloak-server package as distributed by RHEL. See How to fix? for RHEL:8 relevant fixed versions and status.

A flaw was found in Keycloak before version 12.0.0 where it is possible to update the user's metadata attributes using Account REST API. This flaw allows an attacker to change its own NameID attribute to impersonate the admin user for any particular application.

CVSS Scores

version 3.1