CVE-2022-43542 in EdgeConnect Enterprise
Summary
by MITRE • 12/12/2022
Vulnerabilities in the Aruba EdgeConnect Enterprise command line interface allow remote authenticated users to run arbitrary commands on the underlying host. A successful exploit could allow an attacker to execute arbitrary commands as root on the underlying operating system leading to complete system compromise in Aruba EdgeConnect Enterprise Software version(s): ECOS 9.2.1.0 and below; ECOS 9.1.3.0 and below; ECOS 9.0.7.0 and below; ECOS 8.3.7.1 and below.
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Analysis
by VulDB Data Team • 01/07/2023
The vulnerability identified as CVE-2022-43542 represents a critical command injection flaw within the Aruba EdgeConnect Enterprise software ecosystem, specifically affecting multiple versions of the EdgeConnect Operating System. This security weakness resides in the command line interface component that governs administrative operations, creating a pathway for authenticated attackers to escalate privileges and execute arbitrary code on the underlying host system. The flaw demonstrates a fundamental failure in input validation and command execution handling, where user-supplied parameters are not properly sanitized before being processed by the system's command interpreter. The vulnerability affects a broad range of EdgeConnect Enterprise software versions, including ECOS 9.2.1.0 and below, ECOS 9.1.3.0 and below, ECOS 9.0.7.0 and below, and ECOS 8.3.7.1 and below, indicating a widespread issue that impacts the core operational integrity of these network security appliances.
The technical exploitation of this vulnerability occurs through the manipulation of command line interface parameters, where authenticated users can inject malicious commands that bypass normal access controls and execute with root privileges. This type of flaw falls under CWE-77 and CWE-88 categories, representing command injection vulnerabilities that allow attackers to execute arbitrary commands on the target system. The attack vector requires only authentication to the system's administrative interface, making it particularly dangerous as it does not require specialized attack tools or complex exploitation techniques. Once successfully exploited, the attacker gains complete control over the underlying operating system, enabling them to modify system files, install malware, create backdoors, or exfiltrate sensitive data. The root-level execution capability means that the compromise extends beyond simple privilege escalation to full system takeover, effectively neutralizing all security controls implemented at the network level.
The operational impact of this vulnerability extends far beyond immediate system compromise, as it fundamentally undermines the security posture of organizations relying on Aruba EdgeConnect Enterprise appliances for network security. Network administrators who depend on these devices for traffic control, security policy enforcement, and access management face a critical risk of unauthorized access to their entire network infrastructure. The vulnerability creates opportunities for attackers to establish persistent access points, conduct reconnaissance activities, and potentially launch further attacks against internal network resources. Organizations using these appliances may experience service disruptions, data breaches, and compliance violations, particularly in regulated environments where network security controls are paramount. The widespread affected versions suggest that many production environments may be vulnerable, creating a significant risk landscape for enterprises across various industries including financial services, healthcare, and government sectors.
Mitigation strategies for CVE-2022-43542 should prioritize immediate patch deployment from Aruba, as this represents the most effective solution to address the root cause of the vulnerability. Organizations must ensure that all affected EdgeConnect Enterprise appliances are updated to versions that contain the necessary security fixes and input validation improvements. Network segmentation and access control measures should be implemented to limit administrative access to only trusted personnel, reducing the attack surface for potential exploitation. Monitoring systems should be enhanced to detect unusual command execution patterns or unauthorized administrative activities that might indicate exploitation attempts. Additionally, implementing strict authentication controls including multi-factor authentication and regular credential rotation can help minimize the risk of unauthorized access to the command line interface. The vulnerability aligns with ATT&CK technique T1059.001 for command and scripting interpreter, demonstrating how authenticated access can be leveraged to execute malicious commands on compromised systems. Security teams should also conduct thorough vulnerability assessments to identify any potential backdoor installations or unauthorized modifications that may have occurred during exploitation attempts, ensuring complete remediation of the security incident.