Authenticated Tenant Access to Other Tenant Execution Data in Julep

Executive Summary

Julep has an insecure direct object reference vulnerability in the get_execution_details endpoint. Authenticated tenants can exploit this by providing arbitrary execution_id values to access other tenants' execution data, including sensitive task inputs, outputs, metadata, and temporal task tokens.

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Detection Guidance

To detect this vulnerability, monitor API requests to the get_execution_details endpoint for unauthorized access attempts. Check for repeated requests with varying execution_id values from the same authenticated tenant. Inspect logs for unusual data retrieval patterns across tenants.

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Impact Analysis

This vulnerability allows attackers with authenticated access to steal sensitive execution data from other tenants, potentially exposing confidential information such as task inputs, outputs, and metadata. It compromises data confidentiality and could lead to unauthorized access to critical operations.

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Compliance Impact

This vulnerability likely violates compliance requirements for data protection standards like GDPR and HIPAA, as it enables unauthorized access to sensitive data across tenants. It risks data breaches, non-compliance with privacy regulations, and potential legal consequences due to exposure of protected information.

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Mitigation Strategies

Implement strict access controls to ensure tenants can only access their own execution data. Validate and restrict user-supplied execution_id values to prevent unauthorized access. Review and update authentication mechanisms to enforce tenant isolation.

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