CVE-2018-10894
MEDIUMCVSS 5.4/10EPSS 0.35%
Last modified
CVE-2018-10894 is a medium-severity vulnerability rated 5.4/10 on the CVSS scale. 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.. EPSS estimates a 0.35% chance of exploitation in the next 30 days.
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.
Metrics
CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:N
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Redhat | Keycloak | 3.4.3 |
| Redhat | Single Sign-On | 7.2 |
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 Tracking, Patch, Vendor 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 Tracking, Patch, Vendor Advisory
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
What is CVE-2018-10894?
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.
How severe is CVE-2018-10894?
CVE-2018-10894 has a CVSS score of 5.4/10 (MEDIUM severity). The EPSS model estimates a 0.35% probability of exploitation in the next 30 days.
How do I fix CVE-2018-10894?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.
How Strix Helps
- Same Subject, Wrong User: A Cross-Issuer Account Takeover in n8nStrix found an identity-binding bug in n8n's token-exchange flow enabling account takeover.
- Autonomous PentestingAI agents that find and validate exploitable vulnerabilities like this one across your applications.
- PR ReviewsPentest every pull request so vulnerable code is caught before it ships to production.
- AI Penetration TestingHow AI-driven penetration testing continuously covers your attack surface.
Related CVEs from 2018
- CVE-2018-10889A flaw was found in moodle before versions 3.5.1, 3.4.4, 3.3…4.3
- CVE-2018-1089389-ds-base before versions 1.4.0.9, 1.3.8.1, 1.3.6.15 did n…7.5
- CVE-2018-10890A flaw was found in moodle before versions 3.5.1, 3.4.4, 3.3…4.3
- CVE-2018-10891A flaw was found in moodle before versions 3.5.1, 3.4.4, 3.3…7.3
- CVE-2018-10892The default OCI linux spec in oci/defaults{_linux}.go in Doc…5.3
- CVE-2018-10893Multiple integer overflow and buffer overflow issues were di…7.6
- CVE-2018-10895qutebrowser before version 1.4.1 is vulnerable to a cross-si…9.3
- CVE-2018-10896The default cloud-init configuration, in cloud-init 0.6.2 an…7.1
- CVE-2018-10897A directory traversal issue was found in reposync, a part of…8.1
- CVE-2018-10898A vulnerability was found in openstack-tripleo-heat-template…8.8
- CVE-2018-10899A flaw was found in Jolokia versions from 1.2 to before 1.6.…8.1
- CVE-2018-1090In Pulp before version 2.16.2, secrets are passed into overr…5.5
Are you affected by CVE-2018-10894?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST