CVE-2023-29905 : What You Need to Know

A stack overflow vulnerability was discovered in H3C Magic R200 version R200V100R004, specifically through the UpdateSnat interface at /goform/aspForm.

Understanding CVE-2023-29905

This CVE identifies a security issue in H3C Magic R200 version R200V100R004 that allows attackers to trigger a stack overflow via the UpdateSnat interface.

What is CVE-2023-29905?

CVE-2023-29905 is a stack overflow vulnerability found in H3C Magic R200 version R200V100R004, enabling potential malicious actors to exploit the UpdateSnat interface.

The Impact of CVE-2023-29905

The vulnerability in H3C Magic R200 version R200V100R004 could lead to unauthorized access, denial of service, or the execution of arbitrary code on affected systems.

Technical Details of CVE-2023-29905

This section provides detailed technical information about the CVE.

Vulnerability Description

The vulnerability is due to a stack overflow in the UpdateSnat interface at /goform/aspForm in H3C Magic R200 version R200V100R004, allowing an attacker to potentially execute arbitrary code.

Affected Systems and Versions

The issue impacts H3C Magic R200 version R200V100R004.

Exploitation Mechanism

Attackers can exploit this vulnerability by sending specially crafted requests to the UpdateSnat interface, causing a stack overflow and potentially executing malicious code.

Mitigation and Prevention

Here are the steps to mitigate and prevent further exploitation of CVE-2023-29905.

Immediate Steps to Take

Apply security patches provided by H3C to address the stack overflow vulnerability.
Implement network segmentation to reduce the attack surface.

Long-Term Security Practices

Regularly update and patch all system software to prevent similar vulnerabilities.
Conduct routine security assessments and penetration testing to proactively identify and address security issues.

Patching and Updates

Stay informed about security updates from H3C for the affected product version, and apply patches promptly to ensure system security.