CVE-2025-3833: ManageEngine ADSelfService Plus SQLi Flaw

CVE-2025-3833 Overview

CVE-2025-3833 is an authenticated SQL injection vulnerability affecting Zohocorp ManageEngine ADSelfService Plus, a widely deployed self-service password management and single sign-on solution for Active Directory environments. The vulnerability exists within the Multi-Factor Authentication (MFA) reports functionality, allowing authenticated attackers to inject malicious SQL statements and potentially compromise the underlying database.

ManageEngine ADSelfService Plus is commonly used in enterprise environments to enable end-users to reset passwords and unlock accounts without IT intervention. This makes the application a high-value target, as it directly interfaces with Active Directory infrastructure and stores sensitive user authentication data.

Critical Impact

Authenticated attackers can exploit this SQL injection vulnerability to extract sensitive data from the database, potentially including user credentials, MFA configurations, and Active Directory-related information. The vulnerability could enable lateral movement within enterprise networks.

Affected Products

• Zohocorp ManageEngine ADSelfService Plus version 6513 and prior
• Zohocorp ManageEngine ADSelfService Plus versions 6.5 (builds 6500 through 6513)
• All ManageEngine ADSelfService Plus installations with MFA reports functionality enabled

Discovery Timeline

• May 14, 2025 - CVE-2025-3833 published to NVD
• September 30, 2025 - Last updated in NVD database

Technical Details for CVE-2025-3833

Vulnerability Analysis

This SQL injection vulnerability (CWE-89) exists in the MFA reports component of ManageEngine ADSelfService Plus. The flaw allows authenticated users to manipulate SQL queries through the reporting interface, potentially enabling unauthorized access to database contents. The attack can be conducted remotely over the network and requires only low-privilege authenticated access to the application.

The vulnerability's impact is significant as it affects both confidentiality and integrity of the system. An attacker who successfully exploits this flaw could read sensitive data from the database, modify existing records, or potentially escalate their access within the application. Given that ADSelfService Plus manages Active Directory self-service operations, compromised data could include password reset tokens, user security questions, MFA enrollment data, and audit logs.

Root Cause

The root cause of CVE-2025-3833 is improper input validation and sanitization in the MFA reports functionality. User-supplied input is incorporated into SQL queries without adequate parameterization or escaping, allowing specially crafted input to alter the intended SQL statement logic.

SQL injection vulnerabilities typically occur when:

• User input is directly concatenated into SQL query strings
• Prepared statements or parameterized queries are not consistently used
• Input validation fails to properly sanitize special characters used in SQL syntax

In this case, the MFA reports feature accepts user-controlled parameters that are processed insecurely, enabling injection attacks against the backend database.

Attack Vector

The attack is network-based and requires authenticated access to the ManageEngine ADSelfService Plus application. An attacker with valid low-privilege credentials can access the MFA reports functionality and inject malicious SQL payloads through vulnerable input fields or parameters.

The exploitation process involves:

1. Authenticating to the ADSelfService Plus web interface with valid credentials
2. Navigating to the MFA reports section of the application
3. Identifying input fields or parameters vulnerable to SQL injection
4. Crafting malicious SQL payloads to extract data or manipulate database contents
5. Executing the injection through the vulnerable MFA reporting interface

Since the vulnerability does not require high privileges, any authenticated user—including those with minimal access—could potentially exploit this flaw to access data beyond their authorization level.

Detection Methods for CVE-2025-3833

Indicators of Compromise

• Unusual or malformed queries in ADSelfService Plus database logs containing SQL injection patterns
• Abnormal access patterns to MFA reports from user accounts that typically don't access this functionality
• Database error messages or exceptions logged by the application server
• Evidence of data exfiltration or unexpected bulk data queries in database audit logs

Detection Strategies

• Monitor web application firewall (WAF) logs for SQL injection attack signatures targeting ADSelfService Plus endpoints
• Implement database activity monitoring to detect anomalous query patterns or unauthorized data access
• Review ADSelfService Plus application logs for error messages indicating SQL syntax errors or failed injection attempts
• Deploy endpoint detection and response (EDR) solutions to identify post-exploitation activity

Monitoring Recommendations

• Enable detailed logging for the MFA reports module and database queries within ADSelfService Plus
• Configure alerts for failed database queries or SQL syntax errors that may indicate exploitation attempts
• Monitor network traffic for unusual outbound connections from the ADSelfService Plus server
• Implement user behavior analytics to detect authenticated users accessing sensitive reports abnormally

How to Mitigate CVE-2025-3833

Immediate Actions Required

• Upgrade ManageEngine ADSelfService Plus to the latest patched version immediately
• Restrict network access to the ADSelfService Plus application to trusted IP ranges where possible
• Review and limit user accounts with access to MFA reports functionality
• Enable additional logging and monitoring on the ADSelfService Plus server and database

Patch Information

Zohocorp has released a security advisory and patch for this vulnerability. Organizations running ManageEngine ADSelfService Plus version 6513 or earlier should upgrade to the latest available version that addresses CVE-2025-3833. The official security advisory is available at the ManageEngine Security Advisory for CVE-2025-3833.

Before applying the update, ensure you have a complete backup of the ADSelfService Plus installation and database. Follow ManageEngine's upgrade documentation to ensure a smooth transition to the patched version.

Workarounds

• Implement a web application firewall (WAF) with SQL injection detection rules in front of ADSelfService Plus
• Restrict access to the MFA reports functionality using role-based access controls to minimize exposure
• Consider network segmentation to isolate the ADSelfService Plus server from general user networks
• Monitor database queries for suspicious patterns until the patch can be applied

# Example: Restrict access to ADSelfService Plus at the network level
# Add firewall rules to limit access to trusted administrative networks
iptables -A INPUT -p tcp --dport 9251 -s 10.0.0.0/24 -j ACCEPT
iptables -A INPUT -p tcp --dport 9251 -j DROP