CVE-2019-10046 in Pydio
Summary
by MITRE
An unauthenticated attacker can obtain information about the Pydio 8.2.2 configuration including session timeout, libraries, and license information.
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Analysis
by VulDB Data Team • 09/25/2023
The vulnerability identified as CVE-2019-10046 represents a critical information disclosure flaw in Pydio version 8.2.2 that affects the core application configuration and operational details. This vulnerability arises from insufficient access controls within the application's authentication mechanisms, allowing any remote attacker to access sensitive system information without requiring valid credentials or authentication. The flaw specifically impacts the Pydio file sharing and collaboration platform, which is widely deployed in enterprise environments for document management and data sharing operations.
The technical nature of this vulnerability stems from the application's failure to properly validate authentication status when serving configuration data. Attackers can exploit this weakness by directly accessing specific endpoints or URLs that contain system configuration details, session management parameters, and licensing information. This type of vulnerability maps directly to CWE-200, which describes improper exposure of sensitive information, and falls under the broader category of information disclosure vulnerabilities that can provide attackers with valuable intelligence for subsequent exploitation phases. The vulnerability demonstrates a clear breakdown in the principle of least privilege, where sensitive system information is accessible to unauthenticated users.
The operational impact of this vulnerability extends beyond simple information disclosure, as the leaked configuration details can significantly aid attackers in planning more sophisticated attacks against the targeted environment. Session timeout configurations reveal the application's security posture and help attackers understand the duration of valid sessions, potentially enabling session hijacking or replay attacks. Library information disclosure provides attackers with knowledge of the application's dependencies and potentially vulnerable third-party components that could be targeted through supply chain attacks. License information may reveal the specific version and features enabled, helping attackers identify potential exploits or misconfigurations specific to that license tier. This information disclosure creates a dangerous precedent for attackers who can now perform reconnaissance without requiring any authentication credentials, effectively reducing the attack surface from a traditional authenticated attack to an unauthenticated reconnaissance phase.
Organizations utilizing Pydio 8.2.2 should implement immediate mitigations including access control enforcement for all configuration endpoints, authentication requirement for sensitive information retrieval, and network-level restrictions to limit access to administrative interfaces. The recommended approach involves implementing proper authentication checks for all configuration endpoints, ensuring that session management parameters and license information are only accessible to authenticated administrators. Network segmentation and firewall rules should be implemented to restrict access to administrative ports and endpoints from trusted networks only. Additionally, regular security audits should be conducted to identify similar vulnerabilities in other system components, as this flaw demonstrates the importance of validating access controls for all application interfaces. Organizations should also consider implementing web application firewalls to monitor and block suspicious access patterns to configuration endpoints, while maintaining detailed logging of access attempts to configuration data for security monitoring purposes. The vulnerability serves as a reminder of the critical importance of securing all application interfaces, regardless of their perceived sensitivity, as even seemingly innocuous configuration data can provide attackers with valuable intelligence for more sophisticated attacks.