CVE-2017-13997 : Vulnerability Insights and Analysis

Schneider Electric InduSoft Web Studio and InTouch Machine Edition versions prior to v8.0 SP2 are vulnerable to a 'Missing Authentication for Critical Function' issue, allowing remote attackers to execute arbitrary commands with elevated privileges.

Understanding CVE-2017-13997

This CVE involves a critical security vulnerability in Schneider Electric InduSoft Web Studio and InTouch Machine Edition that could lead to a complete compromise of the server's security.

What is CVE-2017-13997?

The vulnerability allows a remote malicious party to bypass server authentication and execute any command of their choice with elevated privileges, posing a significant risk to the server's security.

The Impact of CVE-2017-13997

Exploiting this vulnerability could result in the complete compromise of the server, leading to unauthorized access and potential manipulation of critical functions.

Technical Details of CVE-2017-13997

Schneider Electric InduSoft Web Studio and InTouch Machine Edition are affected by this vulnerability.

Vulnerability Description

The issue arises from a lack of authentication for critical functions, enabling unauthorized command execution with elevated privileges.

Affected Systems and Versions

Schneider Electric InduSoft Web Studio v8.0 SP2 and earlier
InTouch Machine Edition v8.0 SP2 and earlier

Exploitation Mechanism

An HMI client can trigger script execution on the server for customized actions
Remote attackers exploit this to execute arbitrary commands bypassing authentication

Mitigation and Prevention

Immediate Steps to Take:

Apply vendor-supplied patches or updates promptly
Implement network segmentation to limit exposure

Long-Term Security Practices:

Regularly monitor and audit system logs for suspicious activities
Conduct security assessments and penetration testing to identify vulnerabilities

Patching and Updates:

Schneider Electric has likely released patches to address this vulnerability
Regularly check for updates and apply them to ensure system security