CVE-2022-35908 in Enterprise Wi-Fi System Software
Summary
by MITRE • 10/25/2023
Cambium Enterprise Wi-Fi System Software before 6.4.2 does not sanitize the ping host argument in device-agent.
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Analysis
by VulDB Data Team • 06/16/2026
The vulnerability identified as CVE-2022-35908 affects Cambium Enterprise Wi-Fi System Software versions prior to 6.4.2, specifically targeting the device-agent component that handles ping host arguments. This flaw represents a critical security weakness that allows unauthorized manipulation of network diagnostic functions. The issue stems from insufficient input validation and sanitization within the device-agent module, which processes ping commands sent to remote network hosts. When administrators or attackers submit ping host arguments through the device-agent interface, the system fails to properly validate or sanitize the input before processing, creating potential pathways for malicious exploitation.
The technical implementation of this vulnerability aligns with CWE-77 and CWE-78 categories, which address command injection flaws in input handling. The device-agent component receives ping host parameters without adequate sanitization, enabling attackers to inject malicious commands that may execute with elevated privileges. This weakness directly enables arbitrary command execution capabilities, allowing threat actors to manipulate the underlying operating system and potentially gain complete control over affected devices. The vulnerability exists at the interface level where user input transitions into system commands, creating a direct attack vector that bypasses normal security controls.
The operational impact of this vulnerability extends beyond simple network disruption to encompass full system compromise and potential lateral movement within network environments. Affected organizations may experience unauthorized access to critical network infrastructure, data exfiltration, and the ability to establish persistent backdoors through compromised Wi-Fi access points. The vulnerability affects enterprise-grade wireless networking equipment that typically operates in sensitive environments such as corporate offices, educational institutions, and healthcare facilities where network security is paramount. Attackers exploiting this flaw could potentially disrupt network services, monitor communications, or use compromised devices as launch points for broader network attacks.
Mitigation strategies for CVE-2022-35908 should prioritize immediate software updates to version 6.4.2 or later, which includes proper input sanitization and validation mechanisms for ping host arguments. Network administrators should implement additional security controls such as network segmentation to limit access to affected devices, disable unnecessary ping functionality where possible, and monitor network traffic for suspicious command execution patterns. The remediation process should include comprehensive vulnerability assessments to identify all affected devices within the network infrastructure. Security teams should also consider implementing intrusion detection systems that can identify potential exploitation attempts through abnormal command execution patterns. Organizations should review their patch management processes to ensure timely deployment of security updates and establish monitoring procedures for similar input validation vulnerabilities across their entire network infrastructure. This vulnerability demonstrates the critical importance of input sanitization in network device management interfaces and aligns with ATT&CK techniques targeting command execution and privilege escalation within network environments.