CVE-2018-7764 : Exploit Details and Defense Strategies

A vulnerability has been discovered in the runscript.php applet in Schneider Electric U.motion Builder software versions earlier than v1.3.4. This vulnerability involves a directory traversal issue that occurs when the 's' parameter of the applet is processed.

Understanding CVE-2018-7764

This CVE identifies a directory traversal vulnerability in Schneider Electric U.motion Builder software versions prior to v1.3.4.

What is CVE-2018-7764?

The vulnerability exists within the runscript.php applet in Schneider Electric U.motion Builder software versions prior to v1.3.4. It is related to a directory traversal issue in the processing of the 's' parameter of the applet.

The Impact of CVE-2018-7764

This vulnerability could be exploited by an attacker to disclose sensitive information through directory traversal.

Technical Details of CVE-2018-7764

The technical details of this CVE are as follows:

Vulnerability Description

The vulnerability is a directory traversal issue in the 's' parameter processing of the runscript.php applet in Schneider Electric U.motion Builder software.

Affected Systems and Versions

Product: U.Motion
Vendor: Schneider Electric SE
Versions Affected: U.motion Builder Software, all versions prior to v1.3.4

Exploitation Mechanism

The vulnerability can be exploited by manipulating the 's' parameter of the applet to traverse directories and access unauthorized information.

Mitigation and Prevention

To address CVE-2018-7764, follow these mitigation steps:

Immediate Steps to Take

Update the U.motion Builder software to version 1.3.4 or later.
Monitor network traffic for any suspicious activities.

Long-Term Security Practices

Implement access controls to restrict unauthorized access to sensitive directories.
Regularly update and patch software to prevent known vulnerabilities.

Patching and Updates

Apply patches and updates provided by Schneider Electric to fix the directory traversal vulnerability in U.motion Builder software.