CVE-2023-0264
First published: Thu Jan 12 2023(Updated: )
Keycloak's OpenID Connect user authentication was found to incorrectly authenticate requests. An authenticated attacker who could also obtain a certain piece of info from a user request, from a victim within the same realm, could use that data to impersonate the victim and generate new session tokens.
Credit: secalert@redhat.com secalert@redhat.com secalert@redhat.com
| Affected Software | Affected Version | How to fix |
|---|---|---|
| redhat/rh-sso7-keycloak | <0:18.0.6-1.redhat_00001.1.el7 | 0:18.0.6-1.redhat_00001.1.el7 |
| redhat/rh-sso7-keycloak | <0:18.0.6-1.redhat_00001.1.el8 | 0:18.0.6-1.redhat_00001.1.el8 |
| redhat/rh-sso7-keycloak | <0:18.0.6-1.redhat_00001.1.el9 | 0:18.0.6-1.redhat_00001.1.el9 |
| maven/org.keycloak:keycloak-services | <21.0.1 | 21.0.1 |
| Redhat Keycloak | <18.0.6 | |
| Redhat Single Sign-on | <7.6.2 | |
| Redhat Enterprise Linux | =7.0 | |
| Redhat Enterprise Linux | =8.0 | |
| Redhat Enterprise Linux | =9.0 | |
| 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 |
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Reference Links
- https://github.com/keycloak/keycloak/security/advisories/GHSA-9g98-5mj6-f9mv
- https://github.com/keycloak/keycloak/commit/ec8109112e67208c13e13f6d1f8706a5a3ba8d4c
- https://nvd.nist.gov/vuln/detail/CVE-2023-0264
- https://access.redhat.com/security/cve/CVE-2023-0264
- https://github.com/advisories/GHSA-9g98-5mj6-f9mv (Advisory)
- https://access.redhat.com/errata/RHSA-2023:1043
- https://access.redhat.com/errata/RHSA-2023:1044
- https://access.redhat.com/errata/RHSA-2023:1045
- https://access.redhat.com/errata/RHSA-2023:1047
- https://access.redhat.com/errata/RHSA-2023:1049
- https://access.redhat.com/security/cve/cve-2023-0264
- https://bugzilla.redhat.com/show_bug.cgi?id=2160585
- https://www.cve.org/CVERecord?id=CVE-2023-0264 https://nvd.nist.gov/vuln/detail/CVE-2023-0264
Parent vulnerabilities
(Appears in the following advisories)
Frequently Asked Questions
What is CVE-2023-0264?
CVE-2023-0264 is a vulnerability found in Keycloak's OpenID Connect user authentication that may incorrectly authenticate requests.
How does CVE-2023-0264 impact Keycloak?
CVE-2023-0264 allows an authenticated attacker to impersonate a victim and generate new session tokens by obtaining information from a user request within the same realm.
What is the severity level of CVE-2023-0264?
CVE-2023-0264 has a severity level of high with a score of 8.7.
How do I fix CVE-2023-0264 in Keycloak?
To fix CVE-2023-0264 in Keycloak, update to version 18.0.6 or higher.
Where can I find more information about CVE-2023-0264?
You can find more information about CVE-2023-0264 on the Redhat website at the following URLs: [URL1], [URL2], [URL3]
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