CVE-2015-8298

9.8 CRITICAL

📋 TL;DR

This CVE describes multiple SQL injection vulnerabilities in RXTEC RXAdmin's login page that allow remote attackers to execute arbitrary SQL commands. Attackers can exploit parameters like loginpassword, loginusername, and cookies to potentially gain unauthorized access. Organizations using RXTEC RXAdmin UPDATE 06 / 2012 are affected.

💻 Affected Systems

Products:
  • RXTEC RXAdmin
Versions: UPDATE 06 / 2012
Operating Systems: Unknown - likely Windows-based given the .htm extension
Default Config Vulnerable: ⚠️ Yes
Notes: The vulnerability affects the login page specifically through multiple parameters and cookies.

📦 What is this software?

⚠️ Risk & Real-World Impact

🔴

Worst Case

Complete compromise of the RXAdmin system leading to data theft, authentication bypass, privilege escalation, and potential full system takeover.

🟠

Likely Case

Unauthorized access to the RXAdmin system, data exfiltration, and potential lateral movement within the network.

🟢

If Mitigated

Limited impact with proper input validation, parameterized queries, and network segmentation in place.

🌐 Internet-Facing: HIGH - The vulnerability affects the login page which is typically internet-facing, allowing remote exploitation without authentication.
🏢 Internal Only: MEDIUM - If the system is only internally accessible, risk is reduced but still significant due to SQL injection capabilities.

🎯 Exploit Status

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

Multiple public exploit scripts and detailed advisories exist, making exploitation straightforward for attackers.

🛠️ Fix & Mitigation

✅ Official Fix

Patch Version: Unknown

Vendor Advisory: No known vendor advisory

Restart Required: No

Instructions:

No official patch available. Consider upgrading to a newer version if available, or implement workarounds.

🔧 Temporary Workarounds

Web Application Firewall (WAF)

all

Deploy a WAF with SQL injection protection rules to block malicious requests.

Input Validation Filter

all

Implement input validation to sanitize login parameters and cookies.

🧯 If You Can't Patch

  • Isolate the RXAdmin system in a separate network segment with strict access controls.
  • Implement network-based intrusion detection/prevention systems to monitor for SQL injection attempts.

🔍 How to Verify

Check if Vulnerable:

Test login page parameters with SQL injection payloads or use automated vulnerability scanners.

Check Version:

Check RXAdmin version through admin interface or system documentation.

Verify Fix Applied:

Verify that SQL injection attempts no longer succeed and that input validation is properly implemented.

📡 Detection & Monitoring

Log Indicators:

  • Unusual SQL queries in application logs
  • Multiple failed login attempts with SQL-like patterns
  • Unexpected database errors

Network Indicators:

  • HTTP requests containing SQL keywords (SELECT, UNION, etc.) to login endpoints
  • Unusual traffic patterns to RXAdmin login page

SIEM Query:

source="web_logs" AND (uri="*/index.htm*" OR uri="*/login*" OR uri="*/auth*") AND (message="*SELECT*" OR message="*UNION*" OR message="*OR 1=1*")

🔗 References

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