CVE-2023-40840 : What You Need to Know
Learn about CVE-2023-40840, a Buffer Overflow vulnerability in Tenda AC6 US_AC6V1.0BR_V15.03.05.16_multi_TD01.bin firmware, allowing attackers to execute arbitrary code. Find out the impact, affected systems, and mitigation steps.
A Buffer Overflow vulnerability has been identified in Tenda AC6 US_AC6V1.0BR_V15.03.05.16_multi_TD01.bin firmware, specifically in the function "fromGetWirelessRepeat." This vulnerability could be exploited by attackers to execute arbitrary code.
Understanding CVE-2023-40840
This section provides insights into the CVE-2023-40840 vulnerability affecting Tenda AC6 firmware.
What is CVE-2023-40840?
CVE-2023-40840 is a Buffer Overflow vulnerability found in the Tenda AC6 US_AC6V1.0BR_V15.03.05.16_multi_TD01.bin firmware, allowing attackers to trigger malicious code execution.
The Impact of CVE-2023-40840
The impact of this vulnerability includes the potential for remote attackers to compromise the affected system, leading to unauthorized access and data manipulation.
Technical Details of CVE-2023-40840
Delve deeper into the technical aspects of the CVE-2023-40840 vulnerability.
Vulnerability Description
The vulnerability arises due to improper handling of data within the "fromGetWirelessRepeat" function, resulting in a buffer overflow condition that could be exploited by malicious actors.
Affected Systems and Versions
The Tenda AC6 US_AC6V1.0BR_V15.03.05.16_multi_TD01.bin firmware version is confirmed to be affected by this vulnerability.
Exploitation Mechanism
Attackers can exploit this vulnerability by crafting specific input to the vulnerable function, leading to the execution of arbitrary code.
Mitigation and Prevention
Discover how to address and prevent the CVE-2023-40840 vulnerability to enhance the security of your system.
Immediate Steps to Take
It is recommended to update the firmware to a non-vulnerable version provided by Tenda. Additionally, network segmentation and access control measures can help mitigate the risk of exploitation.
Long-Term Security Practices
Implement a robust patch management policy, conduct regular security assessments, and ensure security best practices are followed to prevent similar vulnerabilities in the future.
Patching and Updates
Stay informed about security advisories from Tenda and promptly apply patches and updates to secure your system against known vulnerabilities.