Vulnerability 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.
CVSS Score
MEDIUM
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Redhat | Keycloak | 3.4.3 |
| Redhat | Single Sign-On | 7.2 |
| Redhat | Enterprise Linux | 6.0 |
Related Weaknesses (CWE)
References
- https://access.redhat.com/errata/RHSA-2018:3592Vendor Advisory
- https://access.redhat.com/errata/RHSA-2018:3593Vendor Advisory
- https://access.redhat.com/errata/RHSA-2018:3595Vendor Advisory
- https://access.redhat.com/errata/RHSA-2019:0877Vendor Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2018-10894Issue TrackingPatchVendor Advisory
- https://access.redhat.com/errata/RHSA-2018:3592Vendor Advisory
- https://access.redhat.com/errata/RHSA-2018:3593Vendor Advisory
- https://access.redhat.com/errata/RHSA-2018:3595Vendor Advisory
- https://access.redhat.com/errata/RHSA-2019:0877Vendor Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2018-10894Issue TrackingPatchVendor Advisory
FAQ
What is CVE-2018-10894?
CVE-2018-10894 is a vulnerability with a CVSS score of 5.4 (MEDIUM). 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 at...
How severe is CVE-2018-10894?
CVE-2018-10894 has been rated MEDIUM with a CVSS base score of 5.4/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2018-10894?
Check the references section above for vendor advisories and patch information. Affected products include: Redhat Keycloak, Redhat Single Sign-On, Redhat Enterprise Linux.