CVE-2020-28579 : Exploit Details and Defense Strategies

Trend Micro InterScan Web Security Virtual Appliance 6.5 SP2 is vulnerable to an authenticated remote stack buffer overflow, potentially allowing attackers to execute remote code with elevated privileges.

Understanding CVE-2020-28579

This CVE identifies a critical vulnerability in Trend Micro InterScan Web Security Virtual Appliance 6.5 SP2.

What is CVE-2020-28579?

The vulnerability in Trend Micro InterScan Web Security Virtual Appliance 6.5 SP2 could enable an authenticated, remote attacker to exploit a stack buffer overflow, leading to remote code execution with elevated privileges.

The Impact of CVE-2020-28579

The exploitation of this vulnerability could result in unauthorized remote code execution on the affected system, potentially allowing attackers to take control of the appliance with elevated privileges.

Technical Details of CVE-2020-28579

Trend Micro InterScan Web Security Virtual Appliance 6.5 SP2 is susceptible to the following:

Vulnerability Description

A stack buffer overflow vulnerability in Trend Micro InterScan Web Security Virtual Appliance 6.5 SP2 allows authenticated remote attackers to execute arbitrary code with elevated privileges by sending a specially crafted HTTP message.

Affected Systems and Versions

Product: Trend Micro InterScan Web Security Virtual Appliance
Vendor: Trend Micro
Version: 6.5 SP2

Exploitation Mechanism

The vulnerability can be exploited by an authenticated remote attacker sending a specifically crafted HTTP message to the affected system, triggering the stack buffer overflow and potentially achieving remote code execution.

Mitigation and Prevention

It is crucial to take immediate action to mitigate the risks associated with CVE-2020-28579.

Immediate Steps to Take

Apply the latest security patches provided by Trend Micro to address the vulnerability.
Monitor network traffic for any suspicious activity that could indicate exploitation attempts.
Restrict access to the appliance to authorized personnel only.

Long-Term Security Practices

Regularly update and patch all software and firmware to prevent known vulnerabilities.
Conduct security assessments and penetration testing to identify and address potential weaknesses.

Patching and Updates

Trend Micro may release patches or updates to fix the vulnerability; ensure timely implementation to secure the appliance against potential attacks.