Description
Vasion Print (formerly PrinterLogic) Virtual Appliance Host prior to version 22.0.1026 and Application prior to version 20.0.2702 (VA deployments only) expose a set of unauthenticated REST API endpoints that return configuration files and clear‑text passwords. The same endpoints also disclose the Laravel APP_KEY used for cryptographic signing. Because the APP_KEY is required to generate valid signed requests, an attacker who obtains it can craft malicious payloads that are accepted by the application and achieve remote code execution on the appliance. This vulnerability has been identified by the vendor as: V-2024-018 — RCE & Leaks via API.
EPSS Score:
0%
Comprehensive Technical Analysis of EUVD-2025-31635
1. Vulnerability Assessment and Severity Evaluation
The vulnerability described in EUVD-2025-31635 is a critical security flaw affecting Vasion Print (formerly PrinterLogic) Virtual Appliance Host and Application. The vulnerability exposes unauthenticated REST API endpoints that return configuration files and clear-text passwords, as well as the Laravel APP_KEY used for cryptographic signing. This exposure allows an attacker to craft malicious payloads that can achieve remote code execution (RCE) on the appliance.
Severity Evaluation:
- CVSS Base Score: 10.0 (Critical)
- CVSS Vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:L
The high CVSS score indicates that this vulnerability is extremely severe. The attack vector is network-based (AV:N), requires low complexity (AC:L), and does not need any user interaction (UI:N) or privileges (PR:N). The impact on confidentiality, integrity, and availability is high, making it a critical issue.
2. Potential Attack Vectors and Exploitation Methods
Attack Vectors:
- Unauthenticated Access to REST API Endpoints: An attacker can access the exposed endpoints without any authentication, retrieving sensitive configuration files and clear-text passwords.
- Exposure of Laravel APP_KEY: The Laravel APP_KEY is used for cryptographic signing. An attacker obtaining this key can generate valid signed requests, leading to RCE.
Exploitation Methods:
- Information Disclosure: By accessing the unauthenticated endpoints, an attacker can gather sensitive information such as configuration files and passwords.
- Remote Code Execution: With the Laravel APP_KEY, an attacker can craft malicious payloads that are accepted by the application, leading to RCE.
3. Affected Systems and Software Versions
Affected Systems:
- Vasion Print Virtual Appliance Host: Versions prior to 22.0.1026
- Vasion Print Application: Versions prior to 20.0.2702 (VA deployments only)
Software Versions:
- Print Virtual Appliance Host: All versions below 22.0.1026
- Print Application: All versions below 20.0.2702
4. Recommended Mitigation Strategies
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Immediate Patching: Upgrade to the latest versions of the affected software:
- Print Virtual Appliance Host: Version 22.0.1026 or later
- Print Application: Version 20.0.2702 or later
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Network Segmentation: Implement network segmentation to limit access to the vulnerable endpoints.
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Access Controls: Enforce strict access controls and authentication mechanisms for all API endpoints.
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Monitoring and Logging: Implement robust monitoring and logging to detect any unauthorized access attempts or suspicious activities.
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Regular Security Audits: Conduct regular security audits and vulnerability assessments to identify and mitigate similar issues in the future.
5. Impact on European Cybersecurity Landscape
The vulnerability poses a significant risk to organizations using Vasion Print products, particularly those in the European Union. The exposure of sensitive information and the potential for RCE can lead to data breaches, unauthorized access, and disruption of services. This underscores the importance of timely patching and adherence to best security practices.
6. Technical Details for Security Professionals
Technical Overview:
- Vulnerability Identifier: EUVD-2025-31635 (CVE-2025-34216)
- Affected Components: REST API endpoints in Vasion Print Virtual Appliance Host and Application
- Exposed Data: Configuration files, clear-text passwords, Laravel APP_KEY
- Exploitation: Unauthenticated access to endpoints, crafting malicious payloads using the Laravel APP_KEY
Mitigation Steps:
- Patch Management: Ensure all affected systems are updated to the latest versions.
- API Security: Implement robust authentication and authorization mechanisms for all API endpoints.
- Encryption: Ensure all sensitive data, including passwords and cryptographic keys, are encrypted.
- Intrusion Detection: Deploy intrusion detection systems (IDS) to monitor for unauthorized access attempts.
- Incident Response: Prepare an incident response plan to address any potential breaches or exploitation attempts.
References:
By addressing this vulnerability promptly and comprehensively, organizations can significantly reduce the risk of exploitation and ensure the security and integrity of their systems.