CVE-2021-20262

MEDIUM

Keycloak 12.0.0 - Missing Authentication for Critical Function

Title source: llm
STIX 2.1

Description

A flaw was found in Keycloak 12.0.0 where re-authentication does not occur while updating the password. This flaw allows an attacker to take over an account if they can obtain temporary, physical access to a user’s browser. The highest threat from this vulnerability is to confidentiality, integrity, as well as system availability.

References (1)

Core 1
Core References
Issue Tracking, Vendor Advisory x_refsource_misc
https://bugzilla.redhat.com/show_bug.cgi?id=1933639

Scores

CVSS v3 6.8
EPSS 0.0004
EPSS Percentile 13.6%
Attack Vector PHYSICAL
CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Details

CWE
CWE-306
Status published
Products (3)
org.keycloak/keycloak-core 0Maven
redhat/keycloak 12.0.0
redhat/single_sign-on 7.0
Published Mar 09, 2021
Tracked Since Feb 18, 2026