CVE-2022-28411

9.8 CRITICAL

📋 TL;DR

Simple Real Estate Portal System v1.0 contains a SQL injection vulnerability in the agent management page that allows attackers to execute arbitrary SQL commands. This affects all deployments of this specific version of the software. Attackers can potentially access, modify, or delete database content.

💻 Affected Systems

Products:
  • Simple Real Estate Portal System
Versions: v1.0
Operating Systems: All platforms running PHP/MySQL
Default Config Vulnerable: ⚠️ Yes
Notes: Affects the default installation with no additional configuration required for exploitation.

📦 What is this software?

⚠️ Risk & Real-World Impact

🔴

Worst Case

Complete database compromise including data theft, data destruction, authentication bypass, and potential remote code execution if database functions allow it.

🟠

Likely Case

Unauthorized data access and extraction of sensitive information from the real estate portal database.

🟢

If Mitigated

Limited impact with proper input validation and parameterized queries preventing SQL injection.

🌐 Internet-Facing: HIGH - The vulnerable endpoint is accessible via web interface and requires no authentication.
🏢 Internal Only: MEDIUM - Internal attackers could exploit this if they have network access to the system.

🎯 Exploit Status

Public PoC: ⚠️ Yes
Weaponized: LIKELY
Unauthenticated Exploit: ⚠️ Yes
Complexity: LOW

The vulnerability is in a publicly accessible admin endpoint and exploitation requires minimal technical skill.

🛠️ Fix & Mitigation

✅ Official Fix

Patch Version: Unknown

Vendor Advisory: No official vendor advisory found

Restart Required: No

Instructions:

No official patch available. Consider migrating to alternative software or implementing custom fixes.

🔧 Temporary Workarounds

Web Application Firewall (WAF)

all

Deploy a WAF with SQL injection protection rules to block exploitation attempts.

Input Validation Filter

all

Implement server-side input validation to sanitize all parameters in the /reps/admin/?page=agents/manage_agent endpoint.

🧯 If You Can't Patch

  • Block external access to the vulnerable endpoint using firewall rules or web server configuration.
  • Implement parameterized queries or prepared statements in the affected PHP code to prevent SQL injection.

🔍 How to Verify

Check if Vulnerable:

Test the /reps/admin/?page=agents/manage_agent endpoint with SQL injection payloads like ' OR '1'='1 in parameters.

Check Version:

Check the software version in the application interface or configuration files.

Verify Fix Applied:

Verify that SQL injection payloads no longer execute and return error messages or are properly sanitized.

📡 Detection & Monitoring

Log Indicators:

  • Unusual SQL syntax in web server logs
  • Multiple failed login attempts via the agents endpoint
  • Database error messages in application logs

Network Indicators:

  • HTTP requests to /reps/admin/?page=agents/manage_agent with SQL keywords
  • Unusual database connection patterns from web server

SIEM Query:

source="web_server" AND uri="/reps/admin/?page=agents/manage_agent" AND (request_parameters CONTAINS "UNION" OR request_parameters CONTAINS "SELECT" OR request_parameters CONTAINS "OR '1'='1'")

🔗 References

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