Description
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.
CVSS breakdown
CVSS 3.1
Attack Vector
Network
Attack Complexity
Low
Privileges Required
Low
User Interaction
Required
Scope
Unchanged
Confidentiality
Low
Integrity
Low
Availability
None
Affected products
- RedHat / keycloak22.0.7
- RedHat / openshift_container_platform4.11 – 4.11
- RedHat / openshift_container_platform4.12 – 4.12
- RedHat / openshift_container_platform_for_power4.9 – 4.9
- RedHat / openshift_container_platform_for_power4.10 – 4.10
- RedHat / openshift_container_platform_ibm_z_systems4.10 – 4.10
- RedHat / openshift_container_platform_ibm_z_systems4.9 – 4.9
- RedHat / single_sign-on
- RedHat / single_sign-on7.6
References
- VENDOR_ADVISORYhttps://access.redhat.com/errata/RHSA-2023:7854
- VENDOR_ADVISORYhttps://access.redhat.com/errata/RHSA-2023:7855
- VENDOR_ADVISORYhttps://access.redhat.com/errata/RHSA-2023:7856
- VENDOR_ADVISORYhttps://access.redhat.com/errata/RHSA-2023:7857
- VENDOR_ADVISORYhttps://access.redhat.com/errata/RHSA-2023:7858
- VENDOR_ADVISORYhttps://access.redhat.com/errata/RHSA-2023:7860
- VENDOR_ADVISORYhttps://access.redhat.com/errata/RHSA-2023:7861
- VENDOR_ADVISORYhttps://access.redhat.com/errata/RHSA-2024:0798
- VENDOR_ADVISORYhttps://access.redhat.com/errata/RHSA-2024:0799
- VENDOR_ADVISORYhttps://access.redhat.com/errata/RHSA-2024:0800
- VENDOR_ADVISORYhttps://access.redhat.com/errata/RHSA-2024:0801
- VENDOR_ADVISORYhttps://access.redhat.com/errata/RHSA-2024:0804
- VENDOR_ADVISORYhttps://access.redhat.com/security/cve/CVE-2023-6134
- MISChttps://bugzilla.redhat.com/show_bug.cgi?id=2249673
Updated 22m ago · 8 sources