CVE-2017-8220 : What You Need to Know

TP-Link C2 and C20i devices are vulnerable to remote code execution through a specific HTTP request.

Understanding CVE-2017-8220

The vulnerability in TP-Link C2 and C20i devices allows attackers to execute remote code by manipulating the HTTP POST data.

What is CVE-2017-8220?

The TP-Link C2 and C20i devices, with firmware 0.9.1 4.2 v0032.0 Build 160706 Rel.37961n, are susceptible to remote code execution via a crafted HTTP request.

The Impact of CVE-2017-8220

This vulnerability enables threat actors to execute arbitrary shell commands on the affected devices remotely.

Technical Details of CVE-2017-8220

The technical aspects of the CVE-2017-8220 vulnerability are as follows:

Vulnerability Description

Exploitable through a single HTTP request
Requires insertion of shell commands in the "host=" line of the HTTP POST data

Affected Systems and Versions

TP-Link C2 and C20i devices
Firmware version 0.9.1 4.2 v0032.0 Build 160706 Rel.37961n

Exploitation Mechanism

Attackers can achieve remote code execution by sending a specially crafted HTTP request

Mitigation and Prevention

Protecting against CVE-2017-8220 involves the following steps:

Immediate Steps to Take

Disable remote management if not required
Implement strong firewall rules to restrict incoming HTTP requests
Regularly monitor network traffic for suspicious activities

Long-Term Security Practices

Keep firmware updated with the latest security patches
Conduct regular security audits and penetration testing

Patching and Updates

Apply firmware updates provided by TP-Link to address the vulnerability