CVE-2024-25735 in Apollo VX20
Summary
by MITRE • 03/27/2024
An issue was discovered on WyreStorm Apollo VX20 devices before 1.3.58. Remote attackers can discover cleartext passwords via a SoftAP /device/config GET request.
If you want to get best quality of vulnerability data, you may have to visit VulDB.
Analysis
by VulDB Data Team • 08/07/2024
The vulnerability identified as CVE-2024-25735 affects WyreStorm Apollo VX20 devices running firmware versions prior to 1.3.58, representing a critical security flaw that exposes sensitive authentication credentials to remote attackers. This issue resides within the device's wireless access point configuration interface, specifically through an unauthenticated SoftAP endpoint that handles device configuration requests. The vulnerability manifests when a malicious actor sends a GET request to the /device/config endpoint, which inadvertently returns cleartext passwords in the response payload without proper authorization checks or encryption mechanisms. This represents a fundamental failure in the device's authentication and authorization framework, creating an attack surface that allows arbitrary remote access to administrative credentials.
The technical implementation of this vulnerability stems from insufficient input validation and access control mechanisms within the device's web interface. The SoftAP functionality, designed to provide wireless connectivity for device configuration, fails to properly authenticate requests to the configuration endpoint, enabling attackers to retrieve sensitive information through simple HTTP GET requests. This flaw directly aligns with CWE-287, which addresses improper authentication issues in software systems, and demonstrates the dangerous consequences of inadequate privilege separation. The cleartext transmission of passwords violates industry security standards and best practices, as it exposes credentials to interception during network transmission. The vulnerability's impact is amplified by the fact that it requires no special privileges or complex exploitation techniques, making it particularly dangerous for devices deployed in environments where physical or network access may be limited.
The operational impact of this vulnerability extends beyond simple credential theft, as it provides attackers with complete administrative control over affected devices. Once an attacker obtains the cleartext passwords, they can modify device configurations, access network resources, and potentially use the compromised device as a pivot point for further attacks within the network infrastructure. This vulnerability creates opportunities for lateral movement attacks that align with ATT&CK technique T1078.004, which covers legitimate credentials and default credentials. The exposure of administrative passwords also enables attackers to modify network settings, disable security features, and potentially establish persistent access through the compromised device. Organizations using WyreStorm Apollo VX20 devices face significant risk of unauthorized access to their network infrastructure, particularly if these devices are deployed in critical network segments where they serve as access points or gateways.
Mitigation strategies for CVE-2024-25735 require immediate firmware updates to version 1.3.58 or later, which contain patches addressing the improper authentication and information disclosure vulnerabilities. Organizations should also implement network segmentation to isolate affected devices from critical network segments and deploy network monitoring solutions to detect unauthorized access attempts to the /device/config endpoint. Additional protective measures include disabling the SoftAP functionality when not actively required for configuration, implementing network access controls to restrict access to the device management interfaces, and conducting comprehensive vulnerability assessments to identify other potentially affected devices within the network infrastructure. Security teams should also consider implementing intrusion detection systems that can identify and alert on suspicious GET requests to device configuration endpoints, as well as establishing monitoring procedures for unauthorized credential access patterns that could indicate exploitation of this vulnerability.