CVE-2023-46527 : Vulnerability Insights and Analysis

A stack overflow vulnerability was discovered in TP-LINK TL-WR886N V7.0_3.0.14_Build_221115_Rel.56908n.bin, allowing attackers to trigger the issue via the bindRequestHandle function.

Understanding CVE-2023-46527

This section dives into the details of CVE-2023-46527.

What is CVE-2023-46527?

CVE-2023-46527 refers to a stack overflow vulnerability found in TP-LINK TL-WR886N V7.0_3.0.14_Build_221115_Rel.56908n.bin when processing bindRequestHandle function.

The Impact of CVE-2023-46527

The vulnerability can be exploited by malicious actors to execute arbitrary code or trigger a denial of service on affected systems.

Technical Details of CVE-2023-46527

This section covers the technical aspects of CVE-2023-46527.

Vulnerability Description

The vulnerability arises due to insufficient boundary checks in the bindRequestHandle function, leading to a stack overflow condition.

Affected Systems and Versions

TP-LINK TL-WR886N V7.0_3.0.14_Build_221115_Rel.56908n.bin is confirmed to be affected by this vulnerability.

Exploitation Mechanism

Attackers can exploit this vulnerability by sending crafted requests to trigger the stack overflow via the bindRequestHandle function.

Mitigation and Prevention

Learn how to protect your systems from CVE-2023-46527.

Immediate Steps to Take

Immediately restrict network access to vulnerable TP-LINK TL-WR886N V7.0_3.0.14_Build_221115_Rel.56908n.bin devices.

Long-Term Security Practices

Implement secure coding practices, regularly update firmware, and conduct security assessments to prevent such vulnerabilities.

Patching and Updates

Monitor official TP-LINK sources for patches and updates to address the CVE-2023-46527 vulnerability.