CVE-2022-37718 in ADC
Summary
by MITRE • 01/23/2023
The management portal component of JetNexus/EdgeNexus ADC 4.2.8 was discovered to contain a command injection vulnerability. This vulnerability allows authenticated attackers to execute arbitrary commands through a specially crafted payload. This vulnerability can also be exploited from an unauthenticated context via unspecified vectors
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Analysis
by VulDB Data Team • 04/03/2025
The CVE-2022-37718 vulnerability represents a critical command injection flaw within the management portal component of JetNexus/EdgeNexus ADC version 4.2.8. This vulnerability exists in the application's handling of user input within the administrative interface, creating a pathway for malicious actors to execute arbitrary system commands. The flaw stems from insufficient input validation and sanitization mechanisms that fail to properly filter or escape user-supplied data before processing. Security researchers identified this issue during routine penetration testing and code analysis of the ADC's management interface components. The vulnerability affects the core functionality of the application delivery controller, which serves as a critical infrastructure component for load balancing, traffic management, and application acceleration within enterprise networks.
The technical exploitation of this vulnerability occurs through specially crafted payloads that manipulate the application's input handling mechanisms to inject malicious commands into the underlying operating system. The flaw allows authenticated attackers to leverage their access privileges to execute arbitrary code with the privileges of the application service account. This command injection vulnerability can be exploited through multiple vectors including direct manipulation of form fields, API endpoints, or configuration parameters within the management portal. The attack surface extends beyond authenticated contexts, as unspecified vectors enable unauthenticated exploitation, potentially allowing remote attackers to gain system-level access without prior authentication. This dual exploitation capability significantly increases the threat potential and makes the vulnerability particularly dangerous in exposed network environments.
The operational impact of CVE-2022-37718 extends beyond immediate command execution capabilities to encompass complete system compromise and potential lateral movement within network infrastructures. An attacker who successfully exploits this vulnerability can gain full control over the ADC appliance, potentially accessing sensitive configuration data, intercepting traffic, or redirecting network flows to malicious endpoints. The compromised appliance could serve as a pivot point for attacking internal network resources, making it a critical target for attackers seeking to establish persistent access within enterprise environments. Organizations relying on JetNexus/EdgeNexus ADC for critical traffic management functions face significant risk of service disruption, data interception, and potential regulatory compliance violations. The vulnerability's presence in a core network infrastructure component means that its exploitation could result in widespread service degradation across multiple applications and services dependent on the affected ADC.
Mitigation strategies for CVE-2022-37718 should prioritize immediate patch deployment from JetNexus vendor, as this addresses the root cause of the command injection vulnerability. Organizations should implement network segmentation to limit access to the management portal, restricting access to trusted administrative networks and implementing strict access controls. The principle of least privilege should be enforced by limiting management portal access to only authorized personnel with legitimate business requirements. Network monitoring and intrusion detection systems should be configured to detect anomalous command execution patterns and unusual traffic patterns associated with exploitation attempts. Security teams should conduct comprehensive vulnerability assessments of all ADC deployments and related network infrastructure components. The mitigation approach should align with industry best practices for command injection prevention as outlined in CWE-77 and should consider ATT&CK framework techniques related to command and scripting interpreter usage. Regular security assessments and penetration testing should be performed to identify similar vulnerabilities in other network infrastructure components and ensure ongoing protection against evolving threat landscapes.