CVE-2024-10166: Codezips Sales Management System SQLi Flaw

CVE-2024-10166 Overview

A SQL injection vulnerability has been identified in Codezips Sales Management System version 1.0. The vulnerability exists in the checkuser.php file, where the name parameter is susceptible to SQL injection attacks due to improper input validation. This vulnerability allows remote attackers to manipulate SQL queries executed by the application, potentially leading to unauthorized data access, modification, or deletion.

Critical Impact

Remote attackers can exploit this SQL injection vulnerability to bypass authentication, extract sensitive database information, or manipulate application data without requiring any authentication or user interaction.

Affected Products

• Codezips Sales Management System version 1.0

Discovery Timeline

• 2024-10-20 - CVE-2024-10166 published to NVD
• 2024-10-21 - Last updated in NVD database

Technical Details for CVE-2024-10166

Vulnerability Analysis

This SQL injection vulnerability affects the checkuser.php file in Codezips Sales Management System. The application fails to properly sanitize user-supplied input in the name parameter before incorporating it into SQL queries. This allows attackers to inject malicious SQL statements that are then executed by the database server.

The vulnerability can be exploited remotely over the network without requiring any privileges or user interaction. An attacker can craft malicious requests containing SQL injection payloads to extract sensitive information from the database, bypass authentication mechanisms, or manipulate stored data.

Root Cause

The root cause of this vulnerability is the lack of proper input validation and parameterized queries in the checkuser.php file. The application directly concatenates user input from the name parameter into SQL queries without sanitization or escaping, creating a classic SQL injection condition (CWE-89). This is a fundamental secure coding violation that allows attackers to break out of the intended query structure and execute arbitrary SQL commands.

Attack Vector

The attack vector is network-based, requiring no authentication or user interaction. An attacker can send specially crafted HTTP requests to the checkuser.php endpoint with malicious SQL statements embedded in the name parameter. The vulnerability has been publicly disclosed, with details available through VulDB and GitHub issue discussions.

The attack typically involves injecting SQL syntax such as single quotes, UNION statements, or boolean-based payloads to manipulate the query logic and extract data or bypass authentication checks. For detailed technical information about the exploitation technique, refer to the GitHub CVE Issue Discussion and VulDB Entry #280952.

Detection Methods for CVE-2024-10166

Indicators of Compromise

• Unusual HTTP requests to checkuser.php containing SQL syntax such as single quotes, UNION statements, or OR conditions in the name parameter
• Database error messages appearing in application logs indicating malformed SQL queries
• Unexpected database queries or data access patterns in database audit logs
• Authentication bypass events where users gain access without valid credentials

Detection Strategies

• Implement Web Application Firewall (WAF) rules to detect and block SQL injection patterns in HTTP request parameters
• Configure application logging to capture all requests to checkuser.php and analyze for suspicious input patterns
• Enable database query logging and monitor for anomalous queries originating from the web application
• Deploy intrusion detection systems (IDS) with signatures for common SQL injection attack patterns

Monitoring Recommendations

• Monitor web server access logs for requests containing URL-encoded SQL injection payloads targeting the name parameter
• Set up alerts for database errors that may indicate SQL injection attempts
• Track authentication events for unusual patterns that could suggest authentication bypass
• Review database audit logs for unauthorized data access or privilege escalation attempts

How to Mitigate CVE-2024-10166

Immediate Actions Required

• Restrict network access to the Codezips Sales Management System to trusted IP addresses only until a patch is available
• Implement Web Application Firewall (WAF) rules to filter SQL injection attempts against the checkuser.php endpoint
• Review and audit database access logs for signs of exploitation
• Consider taking the application offline if it handles sensitive data and cannot be adequately protected

Patch Information

As of the last update on 2024-10-21, no official vendor patch has been released for this vulnerability. Organizations using Codezips Sales Management System 1.0 should contact the vendor for remediation guidance or implement workarounds until a security update is available. Monitor the VulDB entry for updates on patch availability.

Workarounds

• Deploy a Web Application Firewall (WAF) in front of the application to filter malicious input before it reaches the vulnerable endpoint
• Restrict access to the application to internal networks only using network segmentation and firewall rules
• Implement additional authentication layers such as VPN access requirements to limit exposure
• If source code access is available, manually implement prepared statements or parameterized queries in checkuser.php

# Example WAF rule for ModSecurity to block SQL injection attempts
SecRule ARGS:name "@detectSQLi" \
    "id:100001,\
    phase:2,\
    block,\
    msg:'SQL Injection attempt detected in name parameter',\
    log,\
    severity:'CRITICAL'"