CVE-2025-27641 in Virtual Appliance Host
Summary
by MITRE • 03/05/2025
Vasion Print (formerly PrinterLogic) before Virtual Appliance Host 22.0.951 Application 20.0.2368 allows Unauthenticated APIs for Single-Sign On V-2024-009.
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Analysis
by VulDB Data Team • 06/02/2025
The vulnerability identified as CVE-2025-27641 affects Vasion Print (formerly PrinterLogic) Virtual Appliance Host versions prior to 22.0.951 and Application versions prior to 20.0.2368. This security flaw represents a critical authorization bypass issue that exposes unauthenticated API endpoints designed for single-sign on operations. The vulnerability specifically impacts the V-2024-009 component which handles authentication flows for the system's virtual appliance infrastructure. The affected system operates as a centralized print management solution that typically serves enterprise environments where secure access controls are paramount for protecting sensitive print jobs and device configurations.
The technical implementation flaw stems from improper access control mechanisms within the application's API layer where single-sign on functionality has been exposed without adequate authentication requirements. This allows any external attacker to access sensitive API endpoints that should normally require valid authentication tokens or credentials. The vulnerability enables unauthorized access to the system's authentication and authorization functions, potentially allowing attackers to manipulate user sessions, impersonate legitimate users, or gain elevated privileges within the print management environment. The flaw manifests as a failure to validate authentication status before executing sensitive operations related to user authentication and session management within the virtual appliance framework.
The operational impact of this vulnerability extends beyond simple unauthorized access to encompass potential data compromise and system integrity violations within enterprise print environments. Attackers could exploit this weakness to gain visibility into print job queues, modify user permissions, or disrupt print services across connected devices. The vulnerability particularly affects organizations that rely on centralized print management solutions for controlling access to networked printers and managing print security policies. Organizations may face regulatory compliance issues if print job data or user authentication information becomes accessible to unauthorized parties, especially in environments governed by standards such as pci dss or hipaa. The exposure of authentication endpoints also creates opportunities for attackers to perform credential stuffing attacks against other system components or to establish persistent access through compromised user sessions.
Security mitigations for this vulnerability require immediate patching of affected systems to versions 22.0.951 and 20.0.2368 respectively, which should address the improper access control implementation. Organizations should also implement network segmentation to limit access to the affected appliance to trusted administrative networks only, and consider deploying additional authentication layers such as multi-factor authentication for critical system access. Monitoring should be enhanced to detect unusual API access patterns or unauthorized authentication attempts, with security information and event management systems configured to alert on anomalous behavior. The vulnerability aligns with CWE-284 which addresses improper access control in software systems, and represents a potential ATT&CK technique under T1078 for valid accounts and T1566 for social engineering through credential compromise. Organizations should also review their print management policies and ensure proper network access controls are implemented to prevent lateral movement through compromised authentication endpoints.