CVE-2017-7965 : What You Need to Know

SoMachine HVAC version 2.1.0, a programming software by Schneider Electric for Modicon M171/M172 Controllers, contains a buffer overflow vulnerability in the AlTracePrint.exe executable file.

Understanding CVE-2017-7965

What is CVE-2017-7965?

CVE-2017-7965 is a buffer overflow vulnerability found in Schneider Electric's SoMachine HVAC version 2.1.0.

The Impact of CVE-2017-7965

This vulnerability could allow an attacker to execute arbitrary code or crash the application, potentially leading to a denial of service or remote code execution.

Technical Details of CVE-2017-7965

Vulnerability Description

The security flaw exists in the AlTracePrint.exe file of SoMachine HVAC v2.1.0, allowing for a buffer overflow attack.

Affected Systems and Versions

Product: SoMachine HVAC Programming Software
Vendor: Schneider Electric SE
Version: v2.1.0 for Modicon M171/M172 Controllers

Exploitation Mechanism

The vulnerability can be exploited by crafting a malicious input that overflows the buffer, potentially leading to the execution of arbitrary code.

Mitigation and Prevention

Immediate Steps to Take

Update to a patched version of the software provided by Schneider Electric.
Implement network security measures to restrict access to vulnerable systems.

Long-Term Security Practices

Regularly update software and firmware to address security vulnerabilities.
Conduct security assessments and penetration testing to identify and mitigate potential risks.

Patching and Updates

Apply security patches and updates released by Schneider Electric to address the buffer overflow vulnerability in SoMachine HVAC version 2.1.0.