CVE-2025-2277 in Server
Summary
by MITRE • 03/13/2025
Exposure of password in web-based SSH authentication component in Devolutions Server 2024.3.13 and earlier allows a user to unadvertently leak his SSH password due to missing password masking.
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Analysis
by VulDB Data Team • 03/21/2025
The vulnerability identified as CVE-2025-2277 represents a critical security flaw in Devolutions Server versions 2024.3.13 and earlier, specifically within the web-based SSH authentication component. This issue manifests as an exposure of passwords during the authentication process, creating a significant risk for organizations relying on this platform for remote access management. The flaw directly impacts the security posture of systems utilizing Devolutions Server for SSH connections, as it violates fundamental security principles regarding credential handling and transmission.
The technical root cause of this vulnerability lies in the missing password masking functionality within the web-based SSH authentication interface. When users enter their SSH passwords through the web component, the system fails to properly obscure the input, allowing the password to be visible in plaintext form. This behavior creates an environment where sensitive authentication credentials can be captured through various means including screen captures, browser developer tools, or direct observation by unauthorized parties. The vulnerability specifically affects the web-based authentication flow, distinguishing it from potential issues in native SSH clients or other authentication mechanisms within the platform.
The operational impact of this vulnerability extends beyond simple credential exposure, creating multiple attack vectors for malicious actors. An attacker with access to a user's session or screen can capture the plaintext password, potentially gaining unauthorized access to target systems. This issue is particularly concerning in shared or monitored environments where screen visibility might be compromised. The vulnerability also creates risks during training sessions, support interactions, or any scenario where multiple parties might observe the authentication process. Additionally, the exposure of passwords through web interfaces increases the attack surface for credential reuse attacks and can facilitate broader network compromise attempts.
From a cybersecurity framework perspective, this vulnerability aligns with CWE-521 Weak Password Requirements and CWE-312 Cleartext Storage of Sensitive Information, as it exposes sensitive data during transmission and authentication processes. The flaw also maps to ATT&CK technique T1110.001 Brute Force: Password Guessing, as it removes barriers to credential acquisition by making passwords immediately visible. Organizations implementing Devolutions Server should consider this vulnerability as part of their broader authentication security strategy, particularly in environments where privileged access management is critical. The issue highlights the importance of proper input handling and user interface security in web applications, as even seemingly minor UI elements can create significant security risks.
Mitigation strategies for this vulnerability should prioritize immediate implementation of password masking functionality within the web-based SSH authentication component. Organizations should upgrade to Devolutions Server versions that address this specific flaw, ensuring that all password inputs are properly obscured during the authentication process. Additional protective measures include implementing multi-factor authentication, establishing strict access controls for the web interface, and monitoring for unauthorized access attempts. Security teams should also conduct comprehensive audits of all web-based authentication components to identify similar issues. The remediation process should include thorough testing to ensure that password masking functions correctly across different browsers and client environments, as well as verification that the fix does not introduce usability issues that might discourage proper authentication practices.