CVE-2023-0264
Last modified
CVE-2023-0264 is a medium-severity vulnerability rated 5/10 on the CVSS scale. A flaw was found in Keycloaks OpenID Connect user authentication, which may incorrectly authenticate requests. An authenticated attacker who could obtain information from a user request within the same realm could use that data to impersonate the victim and generate new session tokens. EPSS estimates a 1.27% chance of exploitation in the next 30 days.
Description
A flaw was found in Keycloaks OpenID Connect user authentication, which may incorrectly authenticate requests. An authenticated attacker who could obtain information from a user request within the same realm could use that data to impersonate the victim and generate new session tokens. This issue could impact confidentiality, integrity, and availability.
Metrics
CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:L/I:L/A:L
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Redhat | Keycloak | < 18.0.6 |
| Redhat | Single Sign-On | < 7.6.2 |
| Redhat | Openshift Container Platform | 4.9 |
| Redhat | Openshift Container Platform | 4.10 |
| Redhat | Openshift Container Platform For Ibm Linuxone | 4.9 |
| Redhat | Openshift Container Platform For Ibm Linuxone | 4.10 |
| Redhat | Openshift Container Platform Ibm Z Systems | 4.9 |
| Redhat | Openshift Container Platform Ibm Z Systems | 4.10 |
| Redhat | Single Sign-On | All versions |
References
- https://access.redhat.com/security/cve/CVE-2023-0264Vendor Advisory
- https://access.redhat.com/security/cve/CVE-2023-0264Vendor Advisory
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
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How Strix Helps
- How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
- 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.
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