CVE-2022-45979 : Exploit Details and Defense Strategies
Learn about CVE-2022-45979, a stack overflow vulnerability in Tenda AX12 v22.03.01.21_CN router, its impact, affected systems, and mitigation steps to enhance cybersecurity.
A detailed overview of CVE-2022-45979, covering its impact, technical details, and mitigation steps.
Understanding CVE-2022-45979
In this section, you will learn about the nature of the vulnerability and its implications.
What is CVE-2022-45979?
The CVE-2022-45979 vulnerability pertains to a stack overflow issue identified in the Tenda AX12 v22.03.01.21_CN router. The vulnerability arises from the ssid parameter present at /goform/fast_setting_wifi_set.
The Impact of CVE-2022-45979
This vulnerability could allow a remote attacker to execute arbitrary code or disrupt the normal operation of the affected device, potentially leading to unauthorized access or service denial.
Technical Details of CVE-2022-45979
Explore the technical aspects of CVE-2022-45979 and how it affects systems and versions.
Vulnerability Description
The stack overflow vulnerability in the Tenda AX12 router occurs due to inadequate input validation of the ssid parameter, which can be exploited by attackers to overrun the memory stack.
Affected Systems and Versions
The issue impacts Tenda AX12 routers running version v22.03.01.21_CN. Devices utilizing this specific version are vulnerable to exploitation.
Exploitation Mechanism
Attackers can craft malicious input containing an excessively long ssid parameter value, triggering the stack overflow condition upon processing by the affected router.
Mitigation and Prevention
Discover the steps to address and safeguard against CVE-2022-45979.
Immediate Steps to Take
Users are advised to apply patches released by Tenda promptly to address the stack overflow vulnerability. It is crucial to update the affected router's firmware to a secure version.
Long-Term Security Practices
Implement secure configuration settings, network segmentation, and regular security audits to fortify the resilience of network devices against potential cyber threats.
Patching and Updates
Regularly monitor Tenda's security advisories and apply firmware updates promptly to mitigate the risks associated with known vulnerabilities.