CVE-2021-44630 : What You Need to Know

A Buffer Overflow vulnerability in TP-LINK WR-886N 20190826 2.3.8 allows malicious users to execute arbitrary code via a crafted post request.

Understanding CVE-2021-44630

This CVE involves a Buffer Overflow vulnerability in TP-LINK WR-886N router that can be exploited by attackers to run arbitrary code on the system.

What is CVE-2021-44630?

CVE-2021-44630 is a Buffer Overflow vulnerability in TP-LINK WR-886N 20190826 2.3.8, specifically in the /cloud_config/router_post/modify_account_pwd feature.

The Impact of CVE-2021-44630

Attackers can exploit this vulnerability to execute malicious code on affected systems.
It poses a significant risk to system integrity and confidentiality.

Technical Details of CVE-2021-44630

This section provides more in-depth technical insights into the CVE.

Vulnerability Description

The vulnerability exists in the /cloud_config/router_post/modify_account_pwd feature of TP-LINK WR-886N 20190826 2.3.8.

Affected Systems and Versions

Product: TP-LINK WR-886N
Version: 20190826 2.3.8

Exploitation Mechanism

Malicious users can trigger the vulnerability by sending a specially crafted post request to the affected feature.

Mitigation and Prevention

Protect your systems against CVE-2021-44630 using the following methods:

Immediate Steps to Take

Implement network segmentation to limit the impact of potential attacks.
Apply the latest security patches provided by TP-LINK.

Long-Term Security Practices

Regularly update your router's firmware to patch known vulnerabilities.
Conduct security assessments to identify and address potential weaknesses.

Patching and Updates

Check TP-LINK's official website for firmware updates.
Apply patches promptly to mitigate the risk of exploitation.