PT-2018-10165 · Red Hat · Keycloak

Chess Hazlett · Published 2018-08-01 · Updated 2022-05-13 · CVE-2018-10894

Positive Technologies (AI Summary)

CVSS v2.0

5.5

Medium

Base vector

AV:N/AC:L/Au:S/C:P/I:P/A:N

Name of the Vulnerable Software and Affected Versions Keycloak version 3.4.3.Final

Description The issue concerns SAML authentication in Keycloak, where expired certificates are incorrectly authenticated. This could allow a malicious user to access unauthorized data or conduct further attacks.

Recommendations For Keycloak version 3.4.3.Final, update to a newer version that contains a fix for this issue to prevent the incorrect authentication of expired certificates.

Fix

Improper Certificate Validation

Insufficient Verification of Data Authenticity

Weakness Enumeration

CWE-295

CWE-345

Related Identifiers

CVE-2018-10894

GHSA-XVV8-8WH9-9FH2

RHSA-2018:3592

RHSA-2018:3593

Affected Products

Keycloak

References · 10

• https://nvd.nist.gov/vuln/detail/CVE-2018-10894 · Security Note
• https://access.redhat.com/errata/RHSA-2018:3593 · Vendor Advisory
• https://access.redhat.com/errata/RHSA-2018:3595 · Vendor Advisory
• https://access.redhat.com/errata/RHSA-2019:0877 · Vendor Advisory
• https://access.redhat.com/errata/RHSA-2018:3592 · Vendor Advisory
• https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2018-10894 · Vendor Advisory
• https://osv.dev/vulnerability/CVE-2018-10894 · Vendor Advisory
• https://osv.dev/vulnerability/GHSA-xvv8-8wh9-9fh2 · Vendor Advisory
• https://github.com/keycloak/keycloak · Note
• https://github.com/keycloak/keycloak/commit/812e76c39b1e693e8f11e5549cca2c90631f372e · Note