CVE-2024-28963 in Wyse Proprietary OS
Summary
by MITRE • 04/24/2024
Telemetry Dashboard v1.0.0.7 for Dell ThinOS 2402 contains a sensitive information disclosure vulnerability. An unauthenticated user with local access to the device could exploit this vulnerability to read sensitive proxy settings information.
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Analysis
by VulDB Data Team • 04/24/2024
The vulnerability identified as CVE-2024-28963 affects the Telemetry Dashboard component within Dell ThinOS 2402 version 1.0.0.7, representing a significant security weakness that compromises the confidentiality of proxy configuration data. This issue manifests as a sensitive information disclosure vulnerability that specifically targets systems where local physical or network access is already compromised, creating a critical risk for organizations relying on thin client environments for their computing infrastructure.
The technical flaw resides in the improper handling of proxy settings within the Telemetry Dashboard application, where sensitive configuration data is exposed without adequate authentication mechanisms or access controls. The vulnerability allows an attacker with local access to read proxy server settings that may contain credentials, authentication tokens, or other confidential information required for network communication. This represents a direct violation of information security principles and demonstrates inadequate input validation and output sanitization within the application's codebase. The vulnerability aligns with CWE-200, which categorizes information exposure flaws, and specifically relates to CWE-522, addressing insufficiently protected credentials within software applications.
The operational impact of this vulnerability extends beyond simple information disclosure, potentially enabling attackers to gain insights into network architecture, authentication mechanisms, and communication patterns within the enterprise environment. When combined with other attack vectors, the leaked proxy information could facilitate further network reconnaissance, lateral movement, or even complete network compromise. Organizations utilizing Dell ThinOS 2402 systems may find their proxy configurations exposed to unauthorized parties, potentially revealing internal network structures, authentication methods, and communication protocols that could be leveraged for more sophisticated attacks. This vulnerability particularly impacts environments where thin clients are deployed in shared or unsecured physical locations, where local access might be obtained through social engineering or physical compromise.
Mitigation strategies for CVE-2024-28963 should prioritize immediate patching of affected Dell ThinOS systems through official Dell security updates or firmware releases. Organizations should implement additional access controls and network segmentation to limit local access to thin client devices, particularly in environments where physical security cannot be guaranteed. Security teams should conduct comprehensive audits of proxy configurations and credentials across their infrastructure, implementing automated monitoring for unauthorized changes to sensitive system parameters. The vulnerability demonstrates the importance of principle of least privilege and proper access control implementation, aligning with ATT&CK technique T1078 which addresses valid accounts and privilege escalation. Regular security assessments and vulnerability scanning should be implemented to identify similar information disclosure weaknesses in other components of the thin client ecosystem, ensuring comprehensive protection against similar attack vectors that may exist in related software components.