CVE-2022-40073 : Security Advisory and Response
Discover the impact of CVE-2022-40073 on Tenda AC21 V 16.03.08.15, a buffer overflow vulnerability that can lead to unauthorized access and code execution. Learn mitigation steps.
Tenda AC21 V 16.03.08.15 is vulnerable to Buffer Overflow via /bin/httpd, saveParentControlInfo.
Understanding CVE-2022-40073
This CVE involves a vulnerability in Tenda AC21 V 16.03.08.15 that can be exploited through Buffer Overflow via /bin/httpd, saveParentControlInfo.
What is CVE-2022-40073?
CVE-2022-40073 is a security vulnerability found in Tenda AC21 V 16.03.08.15, which allows attackers to trigger a Buffer Overflow by manipulating the /bin/httpd, saveParentControlInfo functions.
The Impact of CVE-2022-40073
The impact of this CVE is significant as it can lead to unauthorized access, denial of service, or even execution of arbitrary code on the affected device.
Technical Details of CVE-2022-40073
This section provides more technical insights into the vulnerability.
Vulnerability Description
The vulnerability in Tenda AC21 V 16.03.08.15 allows for a Buffer Overflow via /bin/httpd, saveParentControlInfo, enabling attackers to craft malicious inputs to overwrite the buffer's boundary.
Affected Systems and Versions
The impacted system is Tenda AC21 V 16.03.08.15. Users with this version are at risk of exploitation if proper security measures are not implemented.
Exploitation Mechanism
Exploiting this vulnerability involves sending specifically crafted input to the vulnerable /bin/httpd and saveParentControlInfo functions, causing a buffer overflow.
Mitigation and Prevention
Protecting systems from CVE-2022-40073 is crucial to prevent potential security breaches.
Immediate Steps to Take
Immediately updating the firmware of Tenda AC21 devices to the latest secure version can help mitigate the risk associated with this vulnerability.
Long-Term Security Practices
Implementing network segmentation, access controls, and regular security audits can enhance the overall security posture and reduce the chances of exploitation.
Patching and Updates
Regularly monitoring for security updates from the vendor and promptly applying patches can address known vulnerabilities and enhance the overall security of the device.