CVE-2025-9598: Apartment Management System SQLi Vulnerability

CVE-2025-9598 Overview

A SQL injection vulnerability has been discovered in itsourcecode Apartment Management System version 1.0. The vulnerability affects an unknown function within the file /setting/year_setup.php. By manipulating the txtXYear argument, an attacker can perform SQL injection attacks. This vulnerability can be exploited remotely, and the exploit has been publicly released, increasing the risk of active exploitation in the wild.

Critical Impact

Remote attackers can exploit this SQL injection vulnerability to potentially access, modify, or delete database contents, compromising the confidentiality, integrity, and availability of apartment management data.

Affected Products

• Admerc Apartment Management System 1.0

Discovery Timeline

• 2025-08-29 - CVE-2025-9598 published to NVD
• 2025-09-02 - Last updated in NVD database

Technical Details for CVE-2025-9598

Vulnerability Analysis

This vulnerability represents a classic SQL injection flaw in a web-based apartment management application. The affected endpoint /setting/year_setup.php fails to properly sanitize user-supplied input through the txtXYear parameter before incorporating it into SQL queries. This allows attackers to inject malicious SQL statements that the database server will execute with the same privileges as the application.

The network-accessible nature of this vulnerability means any remote attacker with network access to the application can attempt exploitation without requiring any authentication or user interaction. The publicly available exploit documentation significantly lowers the barrier to entry for potential attackers.

Root Cause

The root cause of this vulnerability is improper input validation (CWE-74: Injection). The application fails to sanitize or parameterize user input in the txtXYear parameter before constructing SQL queries. This lack of input validation allows attacker-controlled data to be interpreted as SQL commands rather than as data values.

The developers likely used string concatenation to build SQL queries dynamically, incorporating the txtXYear parameter directly without escaping special characters or using prepared statements with parameterized queries.

Attack Vector

The attack vector is network-based, allowing remote exploitation. An attacker can craft malicious HTTP requests to the /setting/year_setup.php endpoint with specially crafted payloads in the txtXYear parameter.

The vulnerability can be exploited by injecting SQL syntax into the year parameter. For example, an attacker might inject SQL commands that terminate the original query and append malicious statements to extract data, modify records, or potentially gain further access to the underlying system. Technical details of this vulnerability can be found in the GitHub Issue Discussion and the VulDB Entry #321772.

Detection Methods for CVE-2025-9598

Indicators of Compromise

• Unusual or malformed requests to /setting/year_setup.php containing SQL syntax characters such as single quotes, semicolons, or SQL keywords
• Database error messages in application logs indicating SQL syntax errors from the year_setup functionality
• Unexpected database queries or data access patterns originating from the apartment management application
• 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 txtXYear parameter
• Monitor HTTP access logs for requests to /setting/year_setup.php containing suspicious characters or SQL keywords
• Deploy database activity monitoring to detect anomalous query patterns or unauthorized data access
• Configure intrusion detection systems (IDS) with signatures for common SQL injection attack patterns

Monitoring Recommendations

• Enable detailed logging for the apartment management application, particularly for the settings module
• Implement real-time alerting for database errors or exceptions from the affected endpoint
• Monitor for bulk data access or extraction patterns that could indicate successful exploitation
• Review authentication and session logs for signs of privilege escalation following SQL injection attempts

How to Mitigate CVE-2025-9598

Immediate Actions Required

• Restrict network access to the Apartment Management System to trusted IP addresses only until patched
• Deploy WAF rules specifically blocking SQL injection attempts against the /setting/year_setup.php endpoint
• Consider temporarily disabling the year setup functionality if it is not critical to operations
• Review database logs for any evidence of prior exploitation attempts

Patch Information

At the time of publication, no official vendor patch has been released for this vulnerability. Organizations using itsourcecode Apartment Management System 1.0 should monitor the IT Source Code Resource for security updates. Given the public availability of exploit information, patching should be prioritized as soon as a fix becomes available.

For additional technical details and vulnerability tracking, refer to the VulDB CTI Listing #321772.

Workarounds

• Implement input validation at the application layer to reject non-numeric characters in the txtXYear parameter
• Deploy a reverse proxy or WAF to filter malicious requests before they reach the application
• Apply the principle of least privilege to database accounts used by the application to limit potential damage
• Consider code-level modifications to use prepared statements with parameterized queries for all database interactions

Organizations unable to patch immediately should prioritize network segmentation and access controls to minimize exposure. Database backups should be verified and secured to enable recovery in case of successful exploitation.