CVE-2022-23157 in Wyse Device Agent
Summary
by MITRE • 04/02/2022
Wyse Device Agent version 14.6.1.4 and below contain a sensitive data exposure vulnerability. A authenticated malicious user could potentially exploit this vulnerability in order to view sensitive information from the WMS Server.
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Analysis
by VulDB Data Team • 04/05/2022
The vulnerability identified as CVE-2022-23157 affects Wyse Device Agent versions 14.6.1.4 and earlier, representing a critical sensitive data exposure flaw that compromises the security of WMS Server environments. This vulnerability arises from insufficient access controls and improper data handling mechanisms within the device agent software, creating an avenue for authenticated attackers to gain unauthorized access to confidential information stored or processed by the WMS Server infrastructure. The flaw specifically enables malicious users who have already established authentication credentials to exploit weaknesses in the data transmission and storage protocols, potentially exposing sensitive operational data, configuration parameters, or user information that should remain protected within the secure server environment.
From a technical perspective, this vulnerability manifests as a failure in proper authorization checking and data isolation mechanisms within the Wyse Device Agent implementation. The vulnerability aligns with CWE-200, which describes insufficient logging or monitoring of sensitive data exposure, and CWE-312, which addresses the exposure of sensitive information through improper data handling. The flaw allows authenticated users to bypass normal access controls that should restrict data visibility based on user roles and permissions, effectively creating a privilege escalation scenario where legitimate users can access information beyond their intended scope. The underlying technical implementation appears to lack proper input validation and output sanitization measures, enabling attackers to manipulate data access patterns and retrieve unauthorized information from the WMS Server components.
The operational impact of CVE-2022-23157 extends beyond simple data theft, as the exposure of sensitive information from WMS Server environments can lead to cascading security consequences throughout the affected network infrastructure. Attackers who successfully exploit this vulnerability could potentially gain insights into server configurations, network topology details, user credentials, or operational procedures that would significantly aid in subsequent attack phases. This exposure creates opportunities for lateral movement within the network, as the stolen information could reveal critical system architecture details that attackers could leverage for more sophisticated attacks. The vulnerability also poses risks to compliance requirements, as organizations may face regulatory penalties for failing to adequately protect sensitive data, particularly in environments where strict data governance policies are mandated.
Security mitigation strategies for CVE-2022-23157 should prioritize immediate remediation through the deployment of patches provided by Wyse, specifically targeting versions 14.6.1.5 and later where the vulnerability has been addressed. Organizations should implement enhanced monitoring of access patterns and data flow within their WMS Server environments to detect anomalous behavior that might indicate exploitation attempts. Network segmentation and least privilege access controls should be enforced to minimize the potential impact of successful exploitation, ensuring that even if an attacker gains access to one system, they cannot easily move laterally to access other sensitive resources. The remediation process should also include comprehensive security assessments of all device agents and server components to identify potential similar vulnerabilities, with particular attention to implementing proper access control mechanisms and logging procedures that align with NIST SP 800-53 security controls. Additionally, organizations should consider implementing security controls that align with ATT&CK framework techniques such as T1071.004 for application layer protocol communication and T1566 for credential access, as these techniques often accompany data exposure vulnerabilities like the one described in CVE-2022-23157.