CVE-2023-6134
moderate-risk
Published 2023-12-14
A flaw was found in Keycloak that prevents certain schemes in redirects, but permits them if a wildcard is appended to the token. This issue could allow an attacker to submit a specially crafted request leading to cross-site scripting (XSS) or further attacks. This flaw is the result of an incomplete fix for CVE-2020-10748.
Do I need to act?
~
2.5% chance of exploitation in next 30 days
EPSS score — moderate exploit probability
-
Not on CISA KEV list
No confirmed active exploitation reported to CISA
?
Patch status unknown
Check vendor advisories for fix availability and mitigation guidance
4
CVSS 4.6/10
Medium
NETWORK
/ LOW complexity
Affected Products (9)
Openshift Container Platform Ibm Z Systems
Openshift Container Platform Ibm Z Systems
Affected Vendors
References (28)
Vendor Advisory
https://access.redhat.com/errata/RHSA-2023:7854
Vendor Advisory
https://access.redhat.com/errata/RHSA-2023:7855
Vendor Advisory
https://access.redhat.com/errata/RHSA-2023:7856
Vendor Advisory
https://access.redhat.com/errata/RHSA-2023:7858
Vendor Advisory
https://access.redhat.com/errata/RHSA-2023:7860
Vendor Advisory
https://access.redhat.com/errata/RHSA-2023:7861
Vendor Advisory
https://access.redhat.com/security/cve/CVE-2023-6134
Issue Tracking
https://bugzilla.redhat.com/show_bug.cgi?id=2249673
Vendor Advisory
https://access.redhat.com/errata/RHSA-2023:7854
Vendor Advisory
https://access.redhat.com/errata/RHSA-2023:7855
Vendor Advisory
https://access.redhat.com/errata/RHSA-2023:7856
Vendor Advisory
https://access.redhat.com/errata/RHSA-2023:7858
Vendor Advisory
https://access.redhat.com/errata/RHSA-2023:7860
and 8 more references
40
/ 100
moderate-risk
Severity
19/34 · Moderate
Exploitability
6/34 · Minimal
Exposure
15/34 · Moderate