Executive brief
AWS Athena is an interactive query service that allows organizations to analyze data in Amazon S3 using SQL. The Federated Query Synapse Connector enables querying data across multiple data sources including Azure Synapse. This vulnerability in the connector could potentially allow unauthorized access or manipulation of federated queries, impacting data security and query integrity across connected systems.
Technical details
A vulnerability has been identified in the AWS Athena Federated Query Synapse Connector, a component that extends Athena's capability to query data across heterogeneous data sources including Azure Synapse Analytics. The connector operates as a Lambda function that translates Athena queries to backend-specific query languages. While the specific attack vector and vulnerability class are not detailed in the provided advisory content, the high severity rating suggests potential for unauthorized data access, query manipulation, or lateral movement across federated data sources. Remediation would typically involve updating the connector to the latest patched version or applying security controls to limit federated query permissions.
Affected products
- Amazon Web Services (AWS) Athena Federated Query Synapse Connector
Timeline
- 2026-09-22: disclosed