CVE-2020-5647 : Vulnerability Insights and Analysis

An improper access control vulnerability in the TCP/IP function of Mitsubishi Electric Corporation's GT14 Model of GOT 1000 series allows remote unauthenticated attackers to disrupt network functions or execute malicious programs.

Understanding CVE-2020-5647

What is CVE-2020-5647?

The CVE-2020-5647 vulnerability involves improper access control in the firmware of the GT14 Model of GOT 1000 series, potentially enabling unauthorized remote access.

The Impact of CVE-2020-5647

The vulnerability could be exploited by attackers to halt network operations of affected products or execute harmful code through specially crafted packets.

Technical Details of CVE-2020-5647

Vulnerability Description

The flaw lies in the TCP/IP function of the GT14 Model of GOT 1000 series, specifically affecting versions GT1455-QTBDE, GT1450-QMBDE, GT1450-QLBDE, GT1455HS-QTBDE, and GT1450HS-QMBDE with CoreOS version '05.65.00.BD' and earlier.

Affected Systems and Versions

Product: GT14 Model of GOT 1000 series
Vendor: Mitsubishi Electric Corporation
Versions: GT1455-QTBDE, GT1450-QMBDE, GT1450-QLBDE, GT1455HS-QTBDE, GT1450HS-QMBDE with CoreOS version '05.65.00.BD' and earlier

Exploitation Mechanism

The vulnerability allows remote unauthenticated attackers to disrupt network functions or execute malicious programs using specially crafted packets.

Mitigation and Prevention

Immediate Steps to Take

Apply patches provided by Mitsubishi Electric Corporation
Implement network segmentation to limit exposure
Monitor network traffic for suspicious activities

Long-Term Security Practices

Regularly update firmware and software
Conduct security assessments and penetration testing

Patching and Updates

Mitsubishi Electric Corporation has released patches to address the vulnerability