EUVD-2025-210299
GHSA-2r56-qgv4-c7wj
Severity by source
AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:N
PR:H because exploitation requires an existing privileged account; I:H reflects ability to perform unauthorized operations; C:L for partial sensitive data access only.
Primary rating from Vendor (ibm).
CVSS VectorNVD
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:N
Lifecycle Timeline
2DescriptionNVD
IBM Db2 on Cloud Pak for Data and Db2 Warehouse on Cloud Pak for Data versions 4.8, 5.0, 5.1, 5.2, 5.3 could allow a privileged user to perform operations and obtain sensitive information outside of their authority due to improper token validation.
AnalysisAI
Improper token validation in IBM Db2 on Cloud Pak for Data and Db2 Warehouse on Cloud Pak for Data allows a privileged user to exceed their authorized scope, performing operations and accessing sensitive information beyond their granted permissions. Affected versions span 4.8 through 5.3, covering both the standard and warehouse variants of the product. No public exploit identified at time of analysis, and no active exploitation confirmed via CISA KEV, though the high integrity impact (I:H) signals meaningful risk for multi-tenant or regulated deployments.
Technical ContextAI
IBM Db2 on Cloud Pak for Data is an enterprise data platform deployed on Red Hat OpenShift, offering containerized database services. CWE-295 (Improper Certificate Validation) is cited, but the description's explicit mention of 'improper token validation' points to a flaw in how authentication or authorization tokens - likely bearer tokens or service account tokens used within the Cloud Pak for Data orchestration layer - are validated for scope and privilege boundaries. When the platform fails to properly verify token claims or scope constraints, a session token belonging to a privileged but bounded user can be leveraged to invoke operations or read data outside that user's authorized namespace or role. The CPE (cpe:2.3:a:ibm:db2_on_cloud_pak_for_data_and_db2_warehouse_on_cloud_pak_for_data:*:*:*:*:*:*:*:*) covers all sub-versions across the 4.8, 5.0, 5.1, 5.2, and 5.3 release lines.
RemediationAI
Apply the vendor-released patch per IBM Security Bulletin available at https://www.ibm.com/support/pages/node/7277112, which provides exact fix versions for each affected release line (4.8, 5.0, 5.1, 5.2, 5.3). Since no specific fixed version number was independently confirmed in the provided data, consult the IBM advisory directly to obtain the precise patched build for your deployment. As a compensating control prior to patching, restrict privileged user accounts to the minimum necessary roles using Cloud Pak for Data's role-based access control (RBAC) - reducing the number of accounts that could exploit improperly validated tokens limits blast radius. Additionally, audit privileged user activity logs for anomalous cross-namespace or cross-service data access. Note that RBAC tightening may break legitimate automation workflows that rely on broad service account permissions, so validate against existing pipelines before enforcement.
IBM Db2 on Cloud Pak for Data and Db2 Warehouse on Cloud Pak for Data versions 4.8,5.0,5.1,5.2,5.3 could allow an authen
IBM Db2 on Cloud Pak for Data and Db2 Warehouse on Cloud Pak for Data versions 4.8, 5.0, 5.1, 5.2, and 5.3 could allow a
Same weakness CWE-295 – Improper Certificate Validation
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External POC / Exploit Code
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