CVE-2022-40102 : Vulnerability Insights and Analysis
Discover the impact of CVE-2022-40102, a buffer overflow vulnerability in Tenda i9 routers enabling DoS attacks. Learn about affected systems, exploitation risks, and essential mitigation steps.
Buffer overflow vulnerability in Tenda i9 v1.0.0.8(3828) via the formwrlSSIDset function allows DoS attacks. Learn more about the impact, affected systems, exploitation, and mitigation steps.
Understanding CVE-2022-40102
This CVE highlights a critical buffer overflow vulnerability in Tenda i9 routers, enabling attackers to disrupt services through a crafted string.
What is CVE-2022-40102?
The CVE-2022-40102 vulnerability in Tenda i9 routers exposes them to denial of service (DoS) attacks, posing a serious risk to network availability.
The Impact of CVE-2022-40102
The buffer overflow flaw in Tenda i9 v1.0.0.8(3828) allows malicious actors to create a DoS condition by sending specifically crafted input, leading to service disruption.
Technical Details of CVE-2022-40102
The technical aspects of this vulnerability shed light on its behavior, affected systems, and the methods used for exploitation.
Vulnerability Description
Tenda i9 v1.0.0.8(3828) is susceptible to a buffer overflow via the formwrlSSIDset function, which attackers can exploit to trigger a DoS attack.
Affected Systems and Versions
The buffer overflow vulnerability affects Tenda i9 v1.0.0.8(3828) routers, potentially impacting devices running this specific firmware version.
Exploitation Mechanism
By sending maliciously crafted data to the formwrlSSIDset function, threat actors can overflow the buffer, leading to service disruption and a DoS condition.
Mitigation and Prevention
Protecting systems against CVE-2022-40102 requires immediate action and long-term security measures to ensure network resilience.
Immediate Steps to Take
Network administrators should apply security patches, restrict access to vulnerable devices, and monitor for any abnormal network behavior.
Long-Term Security Practices
Implement routine security audits, update firmware regularly, and educate users on safe online practices to enhance overall network security.
Patching and Updates
Ensure timely installation of firmware updates provided by Tenda to address the buffer overflow vulnerability and strengthen the security posture of affected devices.