CVE-2023-26976 Explained : Impact and Mitigation

This CVE-2023-26976 was published on April 4, 2023, by MITRE. It involves a vulnerability in Tenda AC6 v15.03.05.09_multi, which allows for a stack overflow through the ssid parameter in the form_fast_setting_wifi_set function.

Understanding CVE-2023-26976

This section will provide insights into the nature and impact of CVE-2023-26976.

What is CVE-2023-26976?

CVE-2023-26976 is a vulnerability in Tenda AC6 v15.03.05.09_multi that enables a stack overflow by exploiting the ssid parameter in the form_fast_setting_wifi_set function.

The Impact of CVE-2023-26976

The impact of this vulnerability is significant as it allows attackers to potentially execute arbitrary code or crash the system by triggering a stack overflow in the affected Tenda AC6 version.

Technical Details of CVE-2023-26976

In this section, we will delve into the technical aspects of CVE-2023-26976.

Vulnerability Description

The vulnerability in Tenda AC6 v15.03.05.09_multi arises from a stack overflow when processing the ssid parameter in the form_fast_setting_wifi_set function, potentially leading to system compromise.

Affected Systems and Versions

The specific affected vendor, product, and version details are not available. However, the vulnerability pertains to Tenda AC6 v15.03.05.09_multi.

Exploitation Mechanism

Attackers can exploit this vulnerability by sending crafted input to the ssid parameter, triggering a stack overflow and potentially gaining unauthorized access or disrupting system operations.

Mitigation and Prevention

Mitigation strategies are crucial to safeguard systems from the risks posed by CVE-2023-26976.

Immediate Steps to Take

Users should apply security patches or updates provided by Tenda to address this vulnerability promptly.
Implement network segmentation and access controls to minimize the impact of potential attacks targeting this vulnerability.
Monitor network traffic for any suspicious activity that may indicate exploitation attempts.

Long-Term Security Practices

Regularly update firmware and software to ensure that known vulnerabilities are patched.
Conduct regular security assessments and penetration testing to identify and address potential weaknesses proactively.
Educate users on best practices for securely configuring and managing network devices to enhance overall cybersecurity posture.

Patching and Updates

Stay informed about security advisories from Tenda regarding CVE-2023-26976 and apply patches or updates as soon as they are made available to mitigate the associated risks and enhance the security of Tenda AC6 devices.