CVE-2022-23399 : Exploit Details and Defense Strategies
Discover the critical stack-based buffer overflow vulnerability in TCL LinkHub Mesh Wifi MS1G_00_01.00_14 with high severity impact and CVSS base score of 8.8. Learn how to mitigate and prevent exploitation.
A stack-based buffer overflow vulnerability has been identified in the confsrv set_port_fwd_rule functionality of TCL LinkHub Mesh Wifi MS1G_00_01.00_14, allowing attackers to trigger the vulnerability by sending a malicious network packet.
Understanding CVE-2022-23399
This CVE involves a critical stack-based buffer overflow vulnerability in TCL LinkHub Mesh Wifi MS1G_00_01.00_14, potentially leading to high severity implications.
What is CVE-2022-23399?
The vulnerability lies in the confsrv set_port_fwd_rule functionality of TCL LinkHub Mesh Wifi MS1G_00_01.00_14, where a specially-crafted network packet can result in a stack-based buffer overflow.
The Impact of CVE-2022-23399
With a CVSS base score of 8.8 and a high severity rating, this vulnerability can have a significant impact on confidentiality, integrity, and availability of affected systems.
Technical Details of CVE-2022-23399
Here are the technical aspects associated with CVE-2022-23399:
Vulnerability Description
The vulnerability allows for a stack-based buffer overflow triggered by a specially-crafted network packet targeting the confsrv set_port_fwd_rule function.
Affected Systems and Versions
The affected product is the TCL LinkHub Mesh Wifi with version MS1G_00_01.00_14.
Exploitation Mechanism
Attackers can exploit this vulnerability by sending a malicious network packet to the targeted device, leading to the overflow of the stack buffer.
Mitigation and Prevention
To address and prevent exploitation of CVE-2022-23399, consider the following steps:
Immediate Steps to Take
- Disable remote access to the affected device if possible.
- Monitor network traffic for any suspicious activity.
Long-Term Security Practices
- Regularly update firmware and security patches provided by TCL.
- Implement network segmentation to isolate potentially vulnerable devices.
Patching and Updates
Stay informed about security advisories from TCL and apply relevant patches promptly to ensure protection against potential threats.