CVE-2023-0862 : Vulnerability Insights and Analysis

This CVE-2023-0862 was assigned on February 16, 2023, and published by ONEKEY. The vulnerability affects the NetModule NSRW web administration interface due to path traversals, potentially leading to arbitrary file uploads and deletions with the possibility of remote command execution by authenticated users.

Understanding CVE-2023-0862

The vulnerability in CVE-2023-0862 exposes the NetModule NSRW web administration interface to path traversals, enabling attackers to upload malicious files to the web root directory. This could allow authenticated users to execute remote commands with elevated privileges.

What is CVE-2023-0862?

The CVE-2023-0862 vulnerability involves path traversals in the NetModule NSRW web administration interface, potentially leading to unauthorized file uploads and deletions, which can result in remote command execution by malicious actors.

The Impact of CVE-2023-0862

The impact of CVE-2023-0862 includes a high severity level, with confidentiality, integrity, and availability impacted. The vulnerability can be exploited by attackers to gain unauthorized access, execute arbitrary commands, and compromise the security of systems utilizing affected versions of the NetModule NSRW.

Technical Details of CVE-2023-0862

The vulnerability description is related to improper limitation of a pathname, resulting in a path traversal vulnerability (CWE-22) that affects various versions of the NetModule NSRW product.

Vulnerability Description

The NetModule NSRW web administration interface vulnerability allows path traversals, enabling attackers to perform arbitrary file uploads and deletions, potentially leading to remote command execution.

Affected Systems and Versions

The affected versions of NetModule NSRW include 4.3.0.0 before 4.3.0.119, 4.4.0.0 before 4.4.0.118, 4.6.0.0 before 4.6.0.105, and 4.7.0.0 before 4.7.0.103.

Exploitation Mechanism

The exploitation of this vulnerability involves manipulating the path traversal issue to upload malicious files to the web root directory, allowing attackers to execute arbitrary commands and potentially gain elevated privileges.

Mitigation and Prevention

Mitigating CVE-2023-0862 requires immediate action to secure the NetModule NSRW web administration interface and prevent further exploitation.

Immediate Steps to Take

Update affected NetModule NSRW versions to patched versions to mitigate the path traversal vulnerability.
Implement access controls and validation mechanisms to restrict unauthorized file uploads and deletions.
Regularly monitor and audit file upload activities to detect suspicious behavior.

Long-Term Security Practices

Conduct regular security assessments and penetration testing to identify and remediate vulnerabilities in web applications.
Train administrators and users on secure coding practices and awareness of common web security threats.
Stay informed about security advisories and updates related to NetModule NSRW to address emerging security issues.

Patching and Updates

Apply security patches released by NetModule to address the path traversal vulnerability in the NSRW web administration interface. Regularly check for updates and apply them promptly to maintain a secure system environment.