CVE-2022-30924 : Exploit Details and Defense Strategies

H3C Magic R100 R100V100R005 was found to have a critical stack overflow vulnerability that can be exploited through the SetAPWifiorLedInfoById parameter, located at /goform/aspForm.

Understanding CVE-2022-30924

This section delves into the impact and technical aspects of the CVE.

What is CVE-2022-30924?

The CVE-2022-30924 involves a stack overflow vulnerability within the H3C Magic R100 R100V100R005 device, specifically through the SetAPWifiorLedInfoById parameter.

The Impact of CVE-2022-30924

The vulnerability enables attackers to execute arbitrary code or crash the device, potentially leading to a denial of service (DoS) condition and unauthorized access to sensitive information.

Technical Details of CVE-2022-30924

Explore the specific technical aspects of the CVE below.

Vulnerability Description

The vulnerability arises due to improper handling of user-supplied input, resulting in a stack overflow condition that can be exploited by threat actors.

Affected Systems and Versions

H3C Magic R100 R100V100R005 devices are affected by this security flaw.

Exploitation Mechanism

Attackers can exploit this vulnerability remotely by sending crafted requests to the vulnerable parameter (/goform/aspForm) and triggering a stack overflow.

Mitigation and Prevention

Learn about the steps to mitigate the risks posed by CVE-2022-30924 and prevent potential exploitation.

Immediate Steps to Take

Disable remote access to the affected device if not required.
Apply patches provided by the vendor to address the vulnerability.

Long-Term Security Practices

Regularly update and patch all network-connected devices to protect against known vulnerabilities.
Implement network segmentation and access control measures to limit the attack surface.

Patching and Updates

Monitor official H3C communications for security advisories and promptly apply recommended patches to maintain a secure environment.