GHSA-m9cj-v55f-8x26
Authentication Bypass in keycloak
At a glance
- Published
- Updated
- CVE
- CVE-2020-27826
- CVSS_V3
- CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Description
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.
Affected packages
| Package | Versions |
|---|---|
| Maven · org.keycloak:keycloak-core | introduced 0, fixed 12.0.0 |
References
- https://nvd.nist.gov/vuln/detail/CVE-2020-27826 ADVISORY
- https://github.com/keycloak/keycloak/commit/dae4a3eaf26590b8d441b8e4bec3b700ee303b72 WEB
- https://access.redhat.com/security/cve/cve-2020-27826 WEB
- https://bugzilla.redhat.com/show_bug.cgi?id=1905089 WEB
Sources
| Source | Licence |
|---|---|
| OSV.dev | CC-BY 4.0 — GitHub Advisory Database |