CVE-2018-7841 in U.motion Builder
Summary
by MITRE
A SQL Injection (CWE-89) vulnerability exists in U.motion Builder software version 1.3.4 which could cause unwanted code execution when an improper set of characters is entered.
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Analysis
by VulDB Data Team • 08/03/2025
The CVE-2018-7841 vulnerability represents a critical SQL injection flaw within U.motion Builder software version 1.3.4 that fundamentally compromises the application's data integrity and security posture. This vulnerability falls under the well-established CWE-89 classification for SQL Injection, which is one of the most prevalent and dangerous web application security flaws identified by the CWE database. The flaw manifests when the application fails to properly sanitize or validate user input before incorporating it into database queries, creating an exploitable entry point for malicious actors to manipulate the underlying database infrastructure.
The technical execution of this vulnerability occurs when an attacker submits improperly formatted characters through input fields within the U.motion Builder interface. These characters, when processed without adequate sanitization, can alter the intended structure of SQL queries and potentially allow unauthorized access to sensitive data or even complete database compromise. The vulnerability is particularly concerning because it operates at the application layer where user inputs are directly translated into database operations, bypassing normal access controls and authentication mechanisms. This type of injection attack can enable attackers to extract confidential information, modify database records, or even execute administrative commands on the database server itself.
From an operational impact perspective, this vulnerability creates significant risk for organizations utilizing U.motion Builder software, particularly those in industrial automation and control systems environments where the software may handle sensitive operational data. The potential for unauthorized code execution means that attackers could gain persistent access to the system and potentially escalate privileges to execute arbitrary commands. The vulnerability's presence in version 1.3.4 suggests that it may have existed for an extended period, allowing attackers to develop and refine exploitation techniques against affected systems. Organizations using this software may face regulatory compliance issues, data breaches, and potential operational disruptions if exploited successfully.
Mitigation strategies for CVE-2018-7841 should prioritize immediate software updates to the latest available version that contains patches addressing the SQL injection vulnerability. Organizations should implement proper input validation and sanitization measures, including parameterized queries and prepared statements to prevent user input from being interpreted as SQL commands. Network segmentation and access control measures should be enforced to limit exposure of the affected software to untrusted networks. Additionally, implementing database activity monitoring and intrusion detection systems can help identify potential exploitation attempts. The vulnerability aligns with ATT&CK technique T1071.004 for application layer protocol, as it represents a common attack vector targeting database interfaces. Security teams should also consider implementing web application firewalls and conducting regular penetration testing to identify and remediate similar vulnerabilities across their industrial control system environments.