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CVE-2025-34197: Critical Vulnerability in Vasion Print (Formerly PrinterLogic) Virtual Appliance Host

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Overview

This report examines the cybersecurity vulnerability CVE-2025-34197, a significant issue found in Vasion Print (formerly PrinterLogic) Virtual Appliance Host versions prior to 22.0.951, Application prior to 20.0.2368. This vulnerability, which affects both VA and SaaS deployments, is important due to its potential for system compromise or data leakage.

Vulnerability Summary

CVE ID: CVE-2025-34197
Severity: High – CVSS 7.8
Attack Vector: Local access
Privileges Required: Low – User level access
User Interaction: Required
Impact: System compromise, potential data leakage

Affected Products

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Product | Affected Versions

Vasion Print Virtual Appliance Host | Prior to 22.0.951
Vasion Print Application (VA and SaaS deployments) | Prior to 20.0.2368

How the Exploit Works

The vulnerability arises from an undocumented local user account named ‘ubuntu’ with a preset password and a sudoers entry that grants this account passwordless root privileges. Anyone who knows the hardcoded password can obtain root privileges via local console or equivalent administrative access, thus enabling local privilege escalation. Although a patch for this vulnerability was reported, it is incomplete as it only remediated /etc/shadow, leaving /etc/sudoers still vulnerable.

Conceptual Example Code

The following is a conceptual example of how the vulnerability might be exploited. This example assumes that the attacker has gained local console or equivalent administrative access.

$ ssh ubuntu@target.example.com  // Log in to the target system using the ubuntu account
Password: [hardcoded password]  // Enter the hardcoded password
$ sudo su  // Use sudo to switch to the root user, no password required due to the sudoers entry
# whoami  // Verify that the current user is root
root

Once root access is gained, the attacker can execute any command, potentially leading to system compromise or data leakage.

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Disclaimer:

The information and code presented in this article are provided for educational and defensive cybersecurity purposes only. Any conceptual or pseudocode examples are simplified representations intended to raise awareness and promote secure development and system configuration practices.

Do not use this information to attempt unauthorized access or exploit vulnerabilities on systems that you do not own or have explicit permission to test.

Ameeba and its authors do not endorse or condone malicious behavior and are not responsible for misuse of the content. Always follow ethical hacking guidelines, responsible disclosure practices, and local laws.

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