CVE-2025-46690 in Ververica
Summary
by MITRE • 04/28/2025
Ververica Platform 2.14.0 allows low-privileged users to access SQL connectors via a direct namespaces/default/formats request.
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Analysis
by VulDB Data Team • 05/25/2025
The vulnerability identified as CVE-2025-46690 affects Ververica Platform version 2.14.0 and represents a critical access control flaw that undermines the security boundaries of the system. This issue allows low-privileged users to bypass intended authorization mechanisms and directly access SQL connector configurations through a specific API endpoint at namespaces/default/formats. The vulnerability stems from insufficient input validation and improper access controls within the platform's API routing logic, creating an unauthorized information disclosure pathway that should only be accessible to administrators or users with elevated privileges. The affected system operates under the assumption that certain configuration endpoints are protected, but the flawed implementation permits unauthorized access to sensitive connector information that could include database connection strings, authentication credentials, and other potentially sensitive configuration parameters.
The technical exploitation of this vulnerability occurs through a direct HTTP request to the namespaces/default/formats endpoint, which should normally require administrative authentication and authorization. This flaw represents a classic case of insufficient authorization checking as classified under CWE-285, where the system fails to properly verify that the requesting user has appropriate privileges to access the requested resource. The vulnerability exists within the platform's API layer where access control decisions are made, and the absence of proper privilege validation allows any authenticated user to retrieve connector configurations that contain sensitive data. The attack vector is particularly concerning because it requires no complex exploitation techniques beyond simple HTTP requests, making it accessible to attackers with minimal technical expertise while still providing access to potentially valuable information.
The operational impact of this vulnerability extends beyond simple information disclosure, as the retrieved SQL connector configurations could enable attackers to establish connections to backend databases, potentially leading to data exfiltration, injection attacks, or further compromise of the underlying infrastructure. The exposure of database connection details, including hostnames, ports, usernames, and password placeholders, creates opportunities for attackers to perform lateral movement within the network or conduct more sophisticated attacks against the connected database systems. This vulnerability directly violates the principle of least privilege and could enable privilege escalation scenarios where attackers use the discovered information to gain deeper access to the platform or associated systems. The impact is particularly severe in environments where the platform manages multiple database connections and where connector configurations contain sensitive production data access credentials.
Mitigation strategies for this vulnerability should focus on implementing proper access control enforcement at the API level, ensuring that all requests to sensitive endpoints are validated against user permissions and roles. The platform should enforce strict authorization checks before allowing access to connector configurations, requiring users to possess specific administrative privileges or roles before granting access to the namespaces/default/formats endpoint. Security measures should include implementing role-based access control mechanisms that properly distinguish between user roles and administrative functions, along with regular access control audits to ensure that privilege boundaries remain intact. Additionally, the platform should implement proper input validation and parameter sanitization to prevent path traversal attacks that could be used to access other unauthorized endpoints. Organizations should also consider implementing network segmentation and monitoring solutions to detect unauthorized access attempts to sensitive configuration endpoints, as outlined in the mitre attack framework under the privilege escalation and credential access tactics. The vulnerability underscores the importance of proper security testing, including authorization testing and privilege escalation scenarios, during the software development lifecycle to prevent such issues from reaching production environments.