CVE-2023-33669 : Exploit Details and Defense Strategies

Tenda AC8V4.0-V16.03.34.06 was discovered to contain a stack overflow vulnerability via the timeZone parameter in the sub_44db3c function.

Understanding CVE-2023-33669

This section provides insights into CVE-2023-33669.

What is CVE-2023-33669?

CVE-2023-33669 is a vulnerability found in Tenda AC8V4.0-V16.03.34.06 that allows attackers to trigger a stack overflow by manipulating the timeZone parameter in the sub_44db3c function.

The Impact of CVE-2023-33669

The vulnerability could potentially lead to remote code execution, allowing malicious actors to compromise the affected system.

Technical Details of CVE-2023-33669

Here are the technical aspects of CVE-2023-33669.

Vulnerability Description

The vulnerability arises from improper handling of user-supplied input, leading to a stack overflow condition in the specific function.

Affected Systems and Versions

Tenda AC8V4.0-V16.03.34.06 is confirmed to be affected by this vulnerability.

Exploitation Mechanism

Attackers can exploit this vulnerability by sending crafted requests with a malicious timeZone parameter, potentially triggering the stack overflow.

Mitigation and Prevention

Protect your systems from CVE-2023-33669 using the following strategies.

Immediate Steps to Take

Update to a patched version of the affected Tenda AC8V4.0-V16.03.34.06 firmware. Implement network security measures to restrict unauthorized access.

Long-Term Security Practices

Regularly monitor for security updates and patches. Conduct security assessments and audits to identify and mitigate vulnerabilities proactively.

Patching and Updates

Stay informed about security advisories from Tenda and apply patches promptly to secure your systems.