What’s Vulnerable › Vulnerabilities

CVE-2018-10894

• Severity: medium (CVSS 5.4 v3.0)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.4% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2018-08-01 · updated 2026-06-17
• Weakness: CWE-345

Description

It was found that SAML authentication in Keycloak 3.4.3.Final incorrectly authenticated expired certificates. A malicious user could use this to access unauthorized data or possibly conduct further attacks.

Affected products

• Keycloak: 3.4.3
• Red Hat Single Sign-On: 7.2

References

• https://access.redhat.com/errata/RHSA-2018:3592
• https://access.redhat.com/errata/RHSA-2018:3593
• https://access.redhat.com/errata/RHSA-2018:3595
• https://access.redhat.com/errata/RHSA-2019:0877
• https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2018-10894
• https://access.redhat.com/errata/RHSA-2018:3592
• https://access.redhat.com/errata/RHSA-2018:3593
• https://access.redhat.com/errata/RHSA-2018:3595
• https://access.redhat.com/errata/RHSA-2019:0877
• https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2018-10894

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