CVE-2022-30919 : Exploit Details and Defense Strategies

This article provides an overview of CVE-2022-30919, a stack overflow vulnerability found in H3C Magic R100 R100V100R005 that can be exploited via a specific parameter.

Understanding CVE-2022-30919

In this section, we will delve into what CVE-2022-30919 entails and its potential impact on affected systems.

What is CVE-2022-30919?

The CVE-2022-30919 vulnerability affects H3C Magic R100 R100V100R005 due to a stack overflow issue triggered by the Edit_BasicSSID_5G parameter located at /goform/aspForm.

The Impact of CVE-2022-30919

The presence of this vulnerability could allow threat actors to execute arbitrary code or cause a denial of service on the affected device, potentially compromising the security and stability of the system.

Technical Details of CVE-2022-30919

This section will cover specific technical aspects of the vulnerability including its description, affected systems, versions, and exploitation mechanism.

Vulnerability Description

The stack overflow vulnerability in H3C Magic R100 R100V100R005 occurs when processing the Edit_BasicSSID_5G parameter, potentially leading to unauthorized code execution or service disruption.

Affected Systems and Versions

The vulnerability impacts H3C Magic R100 R100V100R005 systems with the specific configuration susceptible to the exploitation via the Edit_BasicSSID_5G parameter.

Exploitation Mechanism

Threat actors can exploit this vulnerability by crafting a malicious request containing a specially crafted Edit_BasicSSID_5G parameter value to trigger the stack overflow.

Mitigation and Prevention

In this section, we will discuss immediate steps to address the CVE-2022-30919 vulnerability, as well as long-term security practices to enhance system resilience.

Immediate Steps to Take

System administrators should consider implementing network segmentation, restricting access to vulnerable interfaces, and monitoring network traffic for any signs of exploitation.

Long-Term Security Practices

To bolster overall system security, organizations are advised to regularly apply security patches, conduct security assessments, and invest in intrusion detection systems.

Patching and Updates

Vendors may release security patches or updates to address the CVE-2022-30919 vulnerability. It is crucial for organizations to promptly apply these patches to safeguard their systems against potential exploitation.