CVE-2021-3513

HIGH

Keycloak - Confidentiality Info Disclosure

Title source: llm

Description

A flaw was found in keycloak where a brute force attack is possible even when the permanent lockout feature is enabled. This is due to a wrong error message displayed when wrong credentials are entered. The highest threat from this vulnerability is to confidentiality.

Scores

CVSS v3 7.5
EPSS 0.0020
EPSS Percentile 42.0%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

Classification

CWE
CWE-522 CWE-209
Status published

Affected Products (2)

redhat/keycloak < 13.0.0
org.keycloak/keycloak-parent < 13.0.0Maven

Timeline

Published Aug 22, 2022
Tracked Since Feb 18, 2026