CVE-2018-7773 : Security Advisory and Response

This CVE-2018-7773 article provides insights into a SQL injection vulnerability in Schneider Electric's U.motion Builder software.

Understanding CVE-2018-7773

What is CVE-2018-7773?

The vulnerability lies in the handling of nfcserver.php in Schneider Electric U.motion Builder software versions before v1.3.4, allowing SQL injection on the sessionid input parameter.

The Impact of CVE-2018-7773

The SQL injection vulnerability can lead to remote code execution, potentially compromising the integrity and confidentiality of the system.

Technical Details of CVE-2018-7773

Vulnerability Description

The flaw exists in the processing of nfcserver.php in U.motion Builder software versions prior to v1.3.4, enabling SQL injection on the sessionid input parameter.

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 allows attackers to inject malicious SQL queries through the sessionid input parameter, potentially leading to unauthorized access and data manipulation.

Mitigation and Prevention

Immediate Steps to Take

Update U.motion Builder software to version 1.3.4 or later to mitigate the SQL injection vulnerability.
Implement strict input validation mechanisms to prevent unauthorized SQL queries.

Long-Term Security Practices

Regularly monitor and audit SQL queries for any suspicious activities.
Educate developers on secure coding practices to prevent SQL injection vulnerabilities.

Patching and Updates

Apply security patches and updates provided by Schneider Electric to address the SQL injection vulnerability in U.motion Builder software.