CVE-2022-38829 : Exploit Details and Defense Strategies
Learn about CVE-2022-38829 affecting Tenda RX9_Pro V22.03.02.10, leading to Buffer Overflow via httpd/setMacFilterCfg. Explore impact, technical details, and mitigation steps.
This article provides details about CVE-2022-38829, a vulnerability found in Tenda RX9_Pro V22.03.02.10 that is susceptible to Buffer Overflow via httpd/setMacFilterCfg.
Understanding CVE-2022-38829
CVE-2022-38829 is a security vulnerability identified in Tenda RX9_Pro V22.03.02.10 that allows for potential Buffer Overflow through the httpd/setMacFilterCfg endpoint.
What is CVE-2022-38829?
The CVE-2022-38829 vulnerability affects Tenda RX9_Pro V22.03.02.10, exposing it to Buffer Overflow attacks via the httpd/setMacFilterCfg function.
The Impact of CVE-2022-38829
This vulnerability can be exploited by attackers to execute arbitrary code or crash the affected system, leading to potential denial-of-service (DoS) scenarios.
Technical Details of CVE-2022-38829
The following technical aspects shed light on the CVE-2022-38829 vulnerability.
Vulnerability Description
Tenda RX9_Pro V22.03.02.10 is prone to Buffer Overflow when processing requests through the httpd/setMacFilterCfg feature.
Affected Systems and Versions
The vulnerability impacts Tenda RX9_Pro V22.03.02.10 and potentially other similar versions that utilize the httpd/setMacFilterCfg service.
Exploitation Mechanism
Attackers can exploit this vulnerability by crafting malicious requests to the httpd/setMacFilterCfg endpoint, triggering a Buffer Overflow condition.
Mitigation and Prevention
To safeguard systems from CVE-2022-38829, consider implementing the following security measures.
Immediate Steps to Take
- Disable or restrict access to the httpd/setMacFilterCfg functionality on affected devices.
- Monitor network traffic for any suspicious or malformed requests.
Long-Term Security Practices
- Regularly update the firmware of Tenda RX9_Pro devices to patch known vulnerabilities.
- Conduct security audits and penetration testing to identify and address potential weaknesses.
Patching and Updates
- Stay informed about security advisories from Tenda and apply patches promptly to mitigate the CVE-2022-38829 risk.