CVE-2022-25555 : What You Need to Know
Learn about the CVE-2022-25555 vulnerability in Tenda AX1806 v1.0.0.1 allowing attackers to trigger a Denial of Service (DoS) attack via the ntpServer parameter. Find mitigation steps here.
A stack overflow vulnerability was discovered in Tenda AX1806 v1.0.0.1, specifically in the function fromSetSysTime, allowing attackers to perform a Denial of Service (DoS) attack via the ntpServer parameter.
Understanding CVE-2022-25555
This section delves into the details of the vulnerability and its implications.
What is CVE-2022-25555?
The CVE-2022-25555 vulnerability is a stack overflow issue in Tenda AX1806 v1.0.0.1, which can be exploited by attackers to trigger a DoS attack by manipulating the ntpServer parameter.
The Impact of CVE-2022-25555
This vulnerability poses a significant risk as threat actors can exploit it to disrupt the normal functioning of the Tenda AX1806 v1.0.0.1 device, leading to service unavailability.
Technical Details of CVE-2022-25555
In this section, we explore the technical aspects of the CVE-2022-25555 vulnerability.
Vulnerability Description
The vulnerability resides in the function fromSetSysTime in Tenda AX1806 v1.0.0.1, allowing attackers to overflow the stack and launch a DoS attack via the vulnerable ntpServer parameter.
Affected Systems and Versions
Tenda AX1806 v1.0.0.1 is confirmed to be affected by this vulnerability, underlining the importance of immediate mitigation measures.
Exploitation Mechanism
Exploiting CVE-2022-25555 involves manipulating the ntpServer parameter within the affected Tenda AX1806 v1.0.0.1 device to trigger the stack overflow and disrupt service.
Mitigation and Prevention
This section outlines the strategies to mitigate the impact of CVE-2022-25555 and prevent potential exploitation.
Immediate Steps to Take
Users should apply any available security patches provided by Tenda and consider implementing network-level protections to block exploitation attempts.
Long-Term Security Practices
Regularly updating the firmware of Tenda AX1806 devices, implementing network segmentation, and monitoring for unusual network activity are effective long-term security practices.
Patching and Updates
Stay informed about security updates released by Tenda for the AX1806 v1.0.0.1 model to promptly apply patches and address known vulnerabilities.