CVE-2023-40845 : What You Need to Know
Learn about CVE-2023-40845 affecting Tenda AC6 firmware, allowing Buffer Overflow attacks. Explore impact, technical details, and mitigation steps here.
A vulnerability has been identified in Tenda AC6 US_AC6V1.0BR_V15.03.05.16_multi_TD01.bin that could potentially lead to a Buffer Overflow exploit. Learn more about the details, impact, and mitigation steps related to this CVE.
Understanding CVE-2023-40845
This section provides an in-depth analysis of the vulnerability identified in the Tenda AC6 firmware.
What is CVE-2023-40845?
The CVE-2023-40845 vulnerability exists in the Tenda AC6 firmware due to a Buffer Overflow issue in the 'sub_34FD0' function. This allows an attacker to exploit the vulnerability by providing malicious parameters, leading to potential security risks.
The Impact of CVE-2023-40845
The vulnerability could be exploited by attackers to execute arbitrary code, compromise the affected system, or even cause a denial of service by triggering the Buffer Overflow condition.
Technical Details of CVE-2023-40845
In this section, we delve into the specific technical aspects of the CVE, including the vulnerability description, affected systems and versions, and exploitation mechanism.
Vulnerability Description
The vulnerability arises from a lack of input validation in the 'sub_34FD0' function, allowing attackers to input malicious parameters of arbitrary length, leading to a Buffer Overflow condition.
Affected Systems and Versions
The vulnerability impacts Tenda AC6 with firmware version US_AC6V1.0BR_V15.03.05.16_multi_TD01.bin.
Exploitation Mechanism
By exploiting the lack of length checks in the function 'sub_34FD0,' attackers can craft inputs that trigger a Buffer Overflow, potentially gaining unauthorized access or disrupting the system.
Mitigation and Prevention
Discover the necessary steps to mitigate the risks associated with CVE-2023-40845 and prevent potential exploitation.
Immediate Steps to Take
It is crucial to apply security patches or updates provided by the vendor to address the Buffer Overflow vulnerability in the Tenda AC6 firmware. Additionally, consider implementing network security measures to mitigate potential attacks.
Long-Term Security Practices
Enhance your cybersecurity posture by adopting secure coding practices, conducting regular security assessments, and staying informed about emerging threats and vulnerabilities.
Patching and Updates
Regularly check for firmware updates and security patches released by Tenda for the AC6 model to address known vulnerabilities and enhance system security.