CVE-2019-18382 : Vulnerability Insights and Analysis

AVStar PE204 3.10.70 IP camera devices are vulnerable to a denial of service issue on TCP port 23456, leading to all TCP ports being closed after a TELNET connection.

Understanding CVE-2019-18382

This CVE identifies a specific vulnerability affecting AVStar PE204 3.10.70 IP camera devices.

What is CVE-2019-18382?

The vulnerability allows for a denial of service attack on the open TCP port 23456, resulting in the closure of all TCP ports post a TELNET connection.

The Impact of CVE-2019-18382

The vulnerability can lead to a loss of service availability on the affected IP camera devices.

Technical Details of CVE-2019-18382

AVStar PE204 3.10.70 IP camera devices are susceptible to the following:

Vulnerability Description

A denial of service can be triggered on TCP port 23456, causing the closure of all TCP ports after a TELNET connection.

Affected Systems and Versions

Product: AVStar PE204 3.10.70 IP camera devices
Vendor: N/A
Version: N/A

Exploitation Mechanism

The vulnerability can be exploited by initiating a TELNET connection on the open TCP port 23456, leading to the closure of all TCP ports.

Mitigation and Prevention

It is crucial to take immediate steps to address and prevent the exploitation of CVE-2019-18382:

Immediate Steps to Take

Disable TELNET services on the affected devices.
Implement firewall rules to restrict access to TCP port 23456.

Long-Term Security Practices

Regularly update firmware and security patches on the IP camera devices.
Conduct security assessments and penetration testing to identify and address vulnerabilities.

Patching and Updates

Apply patches or updates provided by the vendor to mitigate the vulnerability and enhance device security.