CVE-2025-8376: Vehicle Management SQLI Vulnerability

CVE-2025-8376 Overview

A critical SQL injection vulnerability has been identified in code-projects Vehicle Management 1.0. The flaw exists in the /updatebal.php file, where insufficient input validation on the company parameter allows attackers to inject malicious SQL queries. This vulnerability enables remote attackers to manipulate database queries, potentially leading to unauthorized data access, modification, or deletion.

Critical Impact

Remote attackers can exploit this SQL injection vulnerability to access, modify, or delete sensitive data in the Vehicle Management system's database without authentication.

Affected Products

• code-projects Vehicle Management 1.0

Discovery Timeline

• 2025-07-31 - CVE CVE-2025-8376 published to NVD
• 2025-08-05 - Last updated in NVD database

Technical Details for CVE-2025-8376

Vulnerability Analysis

This SQL injection vulnerability (CWE-74: Improper Neutralization of Special Elements in Output Used by a Downstream Component) occurs when user-supplied input through the company parameter is incorporated into SQL queries without proper sanitization or parameterization. The affected endpoint /updatebal.php directly concatenates user input into database queries, allowing attackers to break out of the intended query context and execute arbitrary SQL commands.

The vulnerability is network-accessible, meaning attackers can exploit it remotely without requiring authentication or user interaction. Successful exploitation could allow attackers to read sensitive information from the database, modify or delete existing records, or potentially escalate privileges within the application.

Root Cause

The root cause of this vulnerability is improper input validation and the use of unsanitized user input in SQL query construction. The company parameter in /updatebal.php is directly incorporated into SQL statements without implementing prepared statements, parameterized queries, or input sanitization. This allows special SQL characters and commands to be interpreted as part of the query structure rather than as data values.

Attack Vector

The attack vector is network-based, allowing remote exploitation. An attacker can craft malicious HTTP requests to the /updatebal.php endpoint with specially crafted SQL injection payloads in the company parameter. The vulnerability requires no authentication or user interaction, making it particularly dangerous for internet-exposed instances of the Vehicle Management application.

The exploitation technique involves injecting SQL metacharacters and commands through the company parameter. Depending on the database backend and application configuration, attackers could perform UNION-based injection to extract data, blind SQL injection to infer database contents, or stacked queries to execute additional database commands.

Detection Methods for CVE-2025-8376

Indicators of Compromise

• Unusual or malformed HTTP requests to /updatebal.php containing SQL syntax characters (single quotes, double dashes, UNION, SELECT, etc.)
• Database error messages in application logs indicating SQL syntax errors
• Unexpected database query patterns or queries accessing tables beyond normal application behavior
• Evidence of data exfiltration or unauthorized database modifications

Detection Strategies

• Implement web application firewall (WAF) rules to detect and block SQL injection patterns targeting the company parameter
• Configure intrusion detection systems (IDS) to alert on HTTP requests containing common SQL injection payloads
• Enable detailed logging on the web server and database to capture suspicious query activity
• Deploy application security monitoring to detect anomalous database access patterns

Monitoring Recommendations

• Monitor HTTP access logs for requests to /updatebal.php with abnormal parameter values
• Configure database auditing to log all queries and identify unauthorized or malformed SQL statements
• Set up alerts for failed SQL query executions that may indicate injection attempts
• Review application error logs regularly for database-related exceptions

How to Mitigate CVE-2025-8376

Immediate Actions Required

• Restrict network access to the Vehicle Management application, limiting exposure to trusted networks only
• Implement a web application firewall (WAF) with SQL injection detection rules as a temporary protective measure
• Review and audit all user accounts and database access for signs of compromise
• Consider taking the affected application offline until a permanent fix can be implemented

Patch Information

No official vendor patch has been released for this vulnerability at the time of publication. Organizations using code-projects Vehicle Management 1.0 should monitor the Code Projects website and the GitHub CVE Issue Discussion for updates. Additional technical details are available through VulDB #318348.

Workarounds

• Implement input validation on the company parameter to reject SQL metacharacters and suspicious patterns
• Modify the /updatebal.php code to use prepared statements or parameterized queries instead of string concatenation
• Deploy a web application firewall configured to block SQL injection attacks targeting this endpoint
• Apply principle of least privilege to the database user account used by the application, limiting permissions to only necessary operations

# Example WAF rule to block SQL injection attempts (ModSecurity)
SecRule ARGS:company "@detectSQLi" \
    "id:100001,\
    phase:2,\
    deny,\
    status:403,\
    msg:'SQL Injection attempt detected in company parameter',\
    log,\
    auditlog"