CVE-2023-22762 in ArubaOS
Summary
by MITRE • 03/01/2023
Authenticated command injection vulnerabilities exist in the ArubaOS command line interface. Successful exploitation of these vulnerabilities result in the ability to execute arbitrary commands as a privileged user on the underlying operating system.
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Analysis
by VulDB Data Team • 03/01/2023
The authenticated command injection vulnerability identified as CVE-2023-22762 resides within the ArubaOS command line interface, representing a critical security flaw that undermines the integrity of network infrastructure devices. This vulnerability specifically affects ArubaOS implementations and demonstrates how insufficient input validation in privileged interfaces can lead to severe operational consequences. The flaw allows authenticated users to inject malicious commands that execute with elevated privileges on the underlying operating system, effectively bypassing normal access controls and security boundaries.
This vulnerability manifests as a command injection flaw in the ArubaOS CLI where user-supplied input is not properly sanitized or validated before being processed by the system. The technical implementation appears to lack adequate input filtering mechanisms that would normally prevent command separators, special characters, or malicious payloads from being interpreted as executable commands. When authenticated users submit crafted input through the CLI, the system processes these inputs without proper sanitization, enabling arbitrary command execution. The vulnerability is classified under CWE-77 as a Command Injection, which directly maps to the ATT&CK technique T1059.001 for Command and Scripting Interpreter.
The operational impact of this vulnerability extends far beyond simple privilege escalation, as it provides attackers with complete control over the affected network device. Once exploited, adversaries can execute arbitrary commands with root-level privileges, potentially leading to complete system compromise, data exfiltration, or use of the device as a pivot point for further attacks within the network. The authenticated nature of the vulnerability means that attackers must first obtain valid credentials, but this requirement does not prevent significant damage as the compromised credentials can be used to execute system-level commands. Network administrators face the risk of unauthorized access to sensitive network configurations, monitoring capabilities, and potentially sensitive data stored or processed by these devices.
Mitigation strategies for CVE-2023-22762 should prioritize immediate patching of affected ArubaOS versions through official vendor updates and security advisories. Organizations must implement strict access controls and privilege management policies, ensuring that only essential personnel have access to CLI interfaces and that least-privilege principles are enforced. Network segmentation and monitoring should be enhanced to detect anomalous command execution patterns, while regular security assessments should verify that input validation mechanisms are properly implemented. Additionally, administrators should consider implementing network access controls that restrict CLI access to trusted network segments and establish robust logging and alerting mechanisms to detect potential exploitation attempts. The vulnerability underscores the critical importance of input validation in privileged interfaces and the necessity of maintaining up-to-date security patches across all network infrastructure components.