CVE-2019-25532: Netartmedia Jobs Portal SQL Injection

CVE-2019-25532 Overview

CVE-2019-25532 is an SQL Injection vulnerability affecting Netartmedia Jobs Portal version 6.1. This vulnerability allows unauthenticated attackers to manipulate database queries by injecting malicious SQL code through the Email parameter in the login functionality. By sending specially crafted POST requests to loginaction.php with SQL payloads in the Email field, attackers can extract sensitive database information, bypass authentication mechanisms, or potentially compromise the entire database backend.

Critical Impact

Unauthenticated attackers can exploit this SQL injection flaw to extract sensitive data from the database, bypass authentication controls, and potentially gain unauthorized administrative access to the Jobs Portal application.

Affected Products

• Netartmedia Jobs Portal 6.1

Discovery Timeline

• 2026-03-12 - CVE-2019-25532 published to NVD
• 2026-03-12 - Last updated in NVD database

Technical Details for CVE-2019-25532

Vulnerability Analysis

This SQL Injection vulnerability (CWE-89: Improper Neutralization of Special Elements used in an SQL Command) exists in the login functionality of Netartmedia Jobs Portal 6.1. The application fails to properly sanitize user-supplied input in the Email parameter before incorporating it into SQL queries executed against the backend database.

When a user submits login credentials through the web interface, the loginaction.php script processes the Email field without adequate input validation or parameterized query implementation. This allows an attacker to inject arbitrary SQL statements that are then executed by the database server with the privileges of the application's database user.

The network-accessible nature of this vulnerability means it can be exploited remotely without any prior authentication, significantly increasing the attack surface and risk exposure for affected installations.

Root Cause

The root cause of this vulnerability is improper input validation and the use of unsanitized user input in SQL query construction. The loginaction.php script directly concatenates the Email parameter value into SQL statements without using prepared statements, parameterized queries, or proper input sanitization techniques. This fundamental coding flaw allows attackers to break out of the intended query structure and inject their own SQL commands.

Attack Vector

The attack is conducted over the network via HTTP POST requests to the loginaction.php endpoint. An attacker constructs a malicious payload containing SQL syntax in the Email parameter field. When submitted, this payload is processed by the vulnerable script and executed against the database. Common exploitation techniques include:

• Using UNION-based injection to extract data from other database tables
• Employing boolean-based blind injection to infer database contents
• Leveraging time-based blind injection for data exfiltration
• Crafting authentication bypass payloads to gain unauthorized access

For detailed technical information about the exploitation methodology, refer to the Exploit-DB #46575 entry and the VulnCheck Advisory.

Detection Methods for CVE-2019-25532

Indicators of Compromise

• Unusual or malformed POST requests to loginaction.php containing SQL syntax characters such as single quotes, double dashes, semicolons, or UNION keywords
• Database error messages in web server logs indicating SQL syntax errors
• Unexpected database queries or query patterns in database audit logs
• Authentication events for accounts that should not have access or do not exist

Detection Strategies

• Deploy web application firewall (WAF) rules to detect and block common SQL injection patterns in POST parameters
• Implement application-level logging to capture all authentication attempts with full request details
• Enable database query logging and monitor for suspicious query patterns or syntax errors
• Use intrusion detection systems (IDS) with SQL injection signature detection capabilities

Monitoring Recommendations

• Monitor web server access logs for repeated requests to loginaction.php with varying payloads
• Set up alerts for database errors that may indicate injection attempts
• Track failed authentication attempts and correlate with source IP addresses
• Review database audit logs for unauthorized data access or schema enumeration queries

How to Mitigate CVE-2019-25532

Immediate Actions Required

• Restrict access to the Jobs Portal login functionality using IP whitelisting or VPN requirements where possible
• Deploy a web application firewall with SQL injection protection rules in front of the application
• Consider temporarily disabling the vulnerable login functionality if alternative authentication methods exist
• Review database accounts used by the application and apply principle of least privilege

Patch Information

No vendor patch information is currently available for this vulnerability. Organizations should contact Netartmedia directly regarding security updates for Jobs Portal 6.1 or consider migrating to alternative job portal solutions that receive active security maintenance.

Workarounds

• Implement a reverse proxy with ModSecurity or similar WAF capabilities to filter malicious SQL injection payloads
• Apply custom input validation at the web server level to reject requests containing SQL metacharacters in the Email parameter
• If source code access is available, modify loginaction.php to use prepared statements with parameterized queries
• Restrict database user privileges to limit the impact of successful SQL injection attacks
• Consider network segmentation to isolate the database server from direct internet access

# Example ModSecurity rule to block SQL injection in Email parameter
SecRule ARGS:Email "@detectSQLi" \
    "id:100001,\
    phase:2,\
    block,\
    msg:'SQL Injection Attempt Detected in Email Parameter',\
    logdata:'Matched Data: %{MATCHED_VAR}',\
    severity:'CRITICAL'"