CVE-2023-49693 in ProSAFE Network Management System
Summary
by MITRE • 11/30/2023
NETGEAR ProSAFE Network Management System has Java Debug Wire Protocol (JDWP) listening on port 11611 and it is remotely accessible by unauthenticated users, allowing attackers to execute arbitrary code.
Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.
Analysis
by VulDB Data Team • 11/30/2023
The vulnerability identified as CVE-2023-49693 affects NETGEAR ProSAFE Network Management System devices, presenting a critical security risk through an improperly configured Java Debug Wire Protocol implementation. This flaw allows unauthenticated remote attackers to establish connections to the JDWP service running on port 11611, bypassing standard authentication mechanisms that should normally protect such debugging interfaces. The exposure of JDWP services represents a fundamental misconfiguration that directly violates security best practices for network device management and remote access control. The protocol itself is designed for debugging Java applications and typically requires authentication and secure network access, making its public exposure particularly dangerous.
The technical exploitation of this vulnerability stems from the fact that JDWP provides remote debugging capabilities that can be leveraged to execute arbitrary code on the target system. When an attacker connects to the exposed JDWP port, they gain access to the underlying Java Virtual Machine and can manipulate application behavior, access sensitive data, or execute malicious code directly on the network management system. This capability enables attackers to escalate privileges, install backdoors, or compromise the entire network infrastructure managed by the affected system. The vulnerability aligns with CWE-284, which addresses improper access control in software systems, and represents a classic case of insecure network service exposure that allows unauthorized remote code execution.
The operational impact of this vulnerability extends beyond simple code execution, as it fundamentally compromises the security posture of network infrastructure management systems. Network administrators who rely on ProSAFE systems for managing their network devices face significant risks including complete system compromise, data exfiltration, and potential disruption of network services. The vulnerability can be exploited by attackers without requiring any special privileges or credentials, making it particularly dangerous in enterprise environments where network management systems often serve as critical control points. This exposure creates opportunities for attackers to move laterally within networks, escalate privileges, and potentially gain access to additional systems that depend on the compromised management infrastructure.
Mitigation strategies for CVE-2023-49693 should focus on immediate network segmentation and service restriction to prevent unauthorized access to the JDWP port. Organizations must disable or restrict access to the JDWP service through firewall rules, network access control lists, or by configuring the system to bind to localhost only. The recommended approach includes implementing network segmentation to isolate management systems from general network access and applying network-based controls to prevent external connections to port 11611. Additionally, system administrators should conduct thorough vulnerability assessments to identify other exposed debugging or management interfaces and ensure that all network devices follow secure configuration practices. This vulnerability demonstrates the importance of adhering to the principle of least privilege and implementing proper network access controls as outlined in the MITRE ATT&CK framework's network infiltration tactics, where exposed services represent primary attack vectors for remote code execution and privilege escalation.