CVE-2023-46536 Explained : Impact and Mitigation

A stack overflow vulnerability was discovered in TP-LINK TL-WR886N V7.0_3.0.14_Build_221115_Rel.56908n.bin, which could be exploited via the function chkRegVeriRegister.

Understanding CVE-2023-46536

This section will cover the details of the CVE-2023-46536 vulnerability.

What is CVE-2023-46536?

The CVE-2023-46536 is a stack overflow vulnerability present in TP-LINK TL-WR886N V7.0_3.0.14_Build_221115_Rel.56908n.bin, allowing attackers to potentially execute malicious code.

The Impact of CVE-2023-46536

If exploited, this vulnerability could lead to remote code execution, compromising the confidentiality, integrity, and availability of the affected system.

Technical Details of CVE-2023-46536

In this section, we will delve into the technical aspects of the CVE-2023-46536 vulnerability.

Vulnerability Description

The vulnerability arises due to insufficient validation of user-supplied data in the chkRegVeriRegister function, leading to a stack overflow condition.

Affected Systems and Versions

The vulnerability affects TP-LINK TL-WR886N V7.0_3.0.14_Build_221115_Rel.56908n.bin.

Exploitation Mechanism

Attackers can exploit this vulnerability by crafting malicious input that triggers a stack overflow during the validation process.

Mitigation and Prevention

Learn how to protect your systems from CVE-2023-46536.

Immediate Steps to Take

Ensure the affected system is isolated from untrusted networks and implement network-level protections.

Long-Term Security Practices

Regularly update firmware and apply patches provided by TP-LINK to address this vulnerability.

Patching and Updates

Stay informed about security updates for TP-LINK TL-WR886N V7.0_3.0.14_Build_221115_Rel.56908n.bin to mitigate the risk posed by CVE-2023-46536.