CVE-2016-8355

9.9 CRITICAL

📋 TL;DR

This vulnerability allows authenticated users of Smiths-Medical CADD-Solis Medication Safety Software to gain elevated SQL database privileges. Attackers could modify drug libraries, add/delete users, and change permissions, potentially affecting patient safety. Affected versions include 1.0, 2.0, 3.0, and 3.1 of the software.

💻 Affected Systems

Products:
  • Smiths-Medical CADD-Solis Medication Safety Software
Versions: 1.0, 2.0, 3.0, 3.1
Operating Systems: Windows
Default Config Vulnerable: ⚠️ Yes
Notes: Physical access to infusion pumps is required for drug library updates according to vendor.

📦 What is this software?

⚠️ Risk & Real-World Impact

🔴

Worst Case

Malicious actor modifies drug libraries to deliver incorrect medication doses, potentially causing patient harm or death.

🟠

Likely Case

Unauthorized privilege escalation leading to unauthorized system access and potential data manipulation.

🟢

If Mitigated

Limited impact with proper access controls, network segmentation, and physical security preventing unauthorized access.

🌐 Internet-Facing: LOW
🏢 Internal Only: HIGH

🎯 Exploit Status

Public PoC: ✅ No
Weaponized: UNKNOWN
Unauthenticated Exploit: ✅ No
Complexity: LOW

Requires authenticated access but then provides easy privilege escalation.

🛠️ Fix & Mitigation

✅ Official Fix

Patch Version: Version 3.2

Vendor Advisory: https://ics-cert.us-cert.gov/advisories/ICSMA-16-306-01

Restart Required: Yes

Instructions:

1. Contact Smiths-Medical for patch details. 2. Apply Version 3.2 update. 3. Restart affected systems. 4. Verify proper functionality.

🔧 Temporary Workarounds

Network Segmentation

all

Isolate CADD-Solis systems from general network access

Access Control Hardening

all

Implement strict user access controls and monitoring

🧯 If You Can't Patch

  • Implement strict physical access controls to prevent unauthorized access to infusion pumps
  • Enable detailed logging and monitoring of all database access and privilege changes

🔍 How to Verify

Check if Vulnerable:

Check software version in application settings or system information

Check Version:

Check application About menu or system information panel

Verify Fix Applied:

Verify version is 3.2 or later and test privilege escalation attempts

📡 Detection & Monitoring

Log Indicators:

  • Unauthorized privilege escalation attempts
  • Unexpected database modifications
  • User permission changes outside normal workflow

Network Indicators:

  • Unusual database access patterns
  • SQL queries from unauthorized users

SIEM Query:

source="cadd-solis" AND (event_type="privilege_escalation" OR event_type="user_permission_change")

🔗 References

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