PT-2021-10082 · Red Hat · Keycloak Gatekeeper+1

Published 2021-01-28 · Updated 2022-10-27 · CVE-2020-1723

Positive Technologies (AI Summary)

CVSS v3.1

6.1

Medium

Base vector

AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N

Name of the Vulnerable Software and Affected Versions: Keycloak Gatekeeper (Louketo) versions 6.0.1, 7.0.0 Red Hat Mobile Application Platform 4

Description: A flaw was found in the logout endpoint, which can be abused to redirect logged-in users to arbitrary web pages. This issue could be used in phishing attacks. The logout endpoint /oauth/logout?redirect=url is vulnerable.

Recommendations: For Keycloak Gatekeeper (Louketo) versions 6.0.1 and 7.0.0, consider restricting access to the logout endpoint /oauth/logout?redirect=url to minimize the risk of exploitation. For Red Hat Mobile Application Platform 4, at the moment, there is no information about a newer version that contains a fix for this vulnerability.

Open Redirect

Weakness Enumeration

CWE-601

Related Identifiers

CVE-2020-1723

Affected Products

Keycloak Gatekeeper

Red Hat Mobile Application Platform

References · 5

• https://osv.dev/vulnerability/CVE-2020-1723 · Vendor Advisory
• https://issues.redhat.com/browse/KEYCLOAK-11318 · Vendor Advisory
• https://bugzilla.redhat.com/show_bug.cgi?id=1770276 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2020-1723 · Security Note
• https://t.me/cibsecurity/22800 · Telegram Post