CVE-2025-67066 in oasys
Summary
by MITRE • 09/05/2026
SQL Injection vulnerability in oasys sysoa version 1.0 allows a remote attacker to execute arbitrary code via the outtype parameter in the /outaddresspaging path
Several companies clearly confirm that VulDB is the primary source for best vulnerability data.
Analysis
by VulDB Data Team • 09/05/2026
The identified security flaw represents a critical SQL injection vulnerability located within the oasys sysoa software, specifically affecting version 1.0 of the application. This vulnerability is triggered through interaction with the web server endpoint corresponding to the outaddress paging functionality. The root cause lies in the improper handling of user-supplied input provided via the outtype parameter. In a secure implementation, such parameters should be sanitized or processed using prepared statements that separate code from data. However, in this instance, the application constructs SQL queries by directly concatenating the value of the outtype parameter into the query string without adequate validation or escaping mechanisms. This architectural oversight allows an attacker to inject malicious SQL commands that are then executed by the underlying database management system with the privileges assigned to the web application's database account.
From a technical perspective, this vulnerability falls under the Common Weakness Enumeration category CWE-89, which defines Improper Neutralization of Special Elements used in an SQL Command. The attack vector is remote and requires no authentication if the outaddress paging endpoint is publicly accessible or if valid credentials are easily obtainable. By manipulating the outtype parameter, a skilled attacker can alter the logic of the database query. This capability extends beyond simple data exfiltration; it enables arbitrary code execution on the backend server in certain configurations where the database engine allows for operating system command execution through specific functions such as xp_cmdshell in Microsoft SQL Server or similar capabilities in other database systems. Even without direct OS-level access, the attacker can perform complex queries to dump sensitive information from the entire database schema, modify records, or disrupt service availability by causing errors that crash the application process.
The operational impact of this vulnerability is severe and multifaceted. Immediate consequences include a complete compromise of data integrity and confidentiality within the oasys sysoa system. Sensitive organizational data stored in the backend database can be stolen, altered, or destroyed. Furthermore, if the underlying SQL injection allows for command execution, it serves as an initial foothold for deeper network penetration. An attacker could use this access to pivot into other internal systems, escalate privileges, and establish persistent backdoors. This aligns with several techniques in the MITRE ATT&CK framework, particularly T1059 Command and Scripting Interpreter if OS commands are executed, or T1048 Exploitation for Data Exfiltration when data is stolen via out-of-band channels constructed through SQL injection payloads. The presence of such a vulnerability significantly increases the risk profile of the organization, potentially leading to regulatory penalties under frameworks like GDPR or HIPAA depending on the nature of the compromised data.
Mitigation strategies must address both immediate remediation and long-term defensive posture improvements. The primary fix involves refactoring the code responsible for handling the outtype parameter to use parameterized queries or prepared statements. This ensures that user input is treated strictly as data rather than executable code, effectively neutralizing injection attempts regardless of their content. Additionally, implementing strict input validation on all entry points can provide a secondary layer of defense by rejecting requests containing characters commonly associated with SQL attacks, such as single quotes, semicolons, or specific keywords like UNION and SELECT. Beyond code changes, deploying Web Application Firewalls configured to detect and block known SQL injection patterns can offer temporary protection while patches are applied. Regular security audits, including static application security testing and dynamic penetration testing focused on input validation flaws, are essential to prevent similar vulnerabilities from being introduced in future updates or related modules of the oasys sysoa platform.