CVE-2020-1744

Severity: medium (CVSS 5.6 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 1.1% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2020-03-24 · updated 2026-06-17
Weakness: CWE-755

Description

A flaw was found in keycloak before version 9.0.1. When configuring an Conditional OTP Authentication Flow as a post login flow of an IDP, the failure login events for OTP are not being sent to the brute force protection event queue. So BruteForceProtector does not handle this events.

Affected products

Keycloak: before 9.0.1 — fixed in 9.0.1

How to fix

Upgrade to a fixed version: Keycloak 9.0.1. Check the vendor advisory for mitigations.

References

https://access.redhat.com/security/cve/CVE-2020-1744
https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2020-1744
https://access.redhat.com/security/cve/CVE-2020-1744
https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2020-1744

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