CVE-2023-5142 : Vulnerability Insights and Analysis

This CVE entry pertains to a vulnerability found in various H3C networking products, specifically in the file /userLogin.asp of the component Config File Handler, allowing for path traversal manipulation. The vulnerability has been classified as problematic and affects multiple H3C products.

Understanding CVE-2023-5142

This section will delve into the details of CVE-2023-5142, including what the vulnerability entails, its impact, technical aspects, and how to mitigate its risks effectively.

What is CVE-2023-5142?

The vulnerability identified as CVE-2023-5142 allows for path traversal manipulation in the file /userLogin.asp of the Config File Handler component in several H3C products. This manipulation can be exploited remotely, potentially leading to unauthorized access and compromise of sensitive data.

The Impact of CVE-2023-5142

The exploitation of CVE-2023-5142 poses a significant threat as it allows threat actors to perform path traversal attacks, enabling them to navigate through file directories beyond the intended boundaries. This could lead to unauthorized access to critical system files and data, potentially resulting in further security breaches and data exfiltration.

Technical Details of CVE-2023-5142

This section will provide a more in-depth overview of the technical aspects of CVE-2023-5142, including the vulnerability description, affected systems and versions, and the exploitation mechanism.

Vulnerability Description

The vulnerability in H3C products allows for an attacker to manipulate the file /userLogin.asp of the Config File Handler component, leading to path traversal. This could result in unauthorized access to sensitive system files and data.

Affected Systems and Versions

The vulnerability impacts several H3C products, including GR-1100-P, GR-1108-P, GR-1200W, GR-1800AX, GR-2200, GR-3200, GR-5200, GR-8300, ER2100n, ER2200G2, ER3200G2, ER3260G2, ER5100G2, ER5200G2, and ER6300G2 up to version 20230908.

Exploitation Mechanism

The vulnerability can be exploited remotely, with a high level of complexity involved in executing an attack. While the exploitation of this vulnerability may be challenging, the existence of publicly available exploits raises concerns regarding potential attacks leveraging this issue.

Mitigation and Prevention

To safeguard systems from the risks posed by CVE-2023-5142, immediate steps should be taken to address the vulnerability and enhance overall security measures.

Immediate Steps to Take

Organizations should update the affected H3C products to the latest patched versions to mitigate the vulnerability.
Implement network security measures to restrict unauthorized access and prevent remote exploitation.
Monitor system logs and network traffic for any suspicious activities that may indicate an attempted exploitation of the vulnerability.

Long-Term Security Practices

Regularly conduct security assessments and audits to identify and remediate vulnerabilities proactively.
Educate employees on best practices for cybersecurity hygiene to prevent social engineering attacks or unauthorized access attempts.
Establish incident response protocols to swiftly respond to and contain any security incidents that may arise.

Patching and Updates

H3C has been informed of the vulnerability, and users are advised to apply patches or updates provided by the vendor to address the issue effectively. Regularly check for security advisories and updates from H3C to stay informed about the latest patches and security enhancements.