CVE-2021-32927
📋 TL;DR
This vulnerability allows attackers to inject malicious JavaScript code into multiple instances of Uffizio GPS Tracker. All versions of the software are affected, potentially compromising any organization using this GPS tracking system.
💻 Affected Systems
- Uffizio GPS Tracker
📦 What is this software?
Gps Tracker by Uffizio
⚠️ Manual Verification Required
This CVE does not have specific version information in our database, so automatic vulnerability detection cannot determine if your system is affected.
Why? The CVE database entry doesn't specify which versions are vulnerable (no version ranges provided by the vendor/NVD).
🔒 Custom verification scripts are available for registered users. Sign up free to download automated test scripts.
- Review the CVE details at NVD
- Check vendor security advisories for your specific version
- Test if the vulnerability is exploitable in your environment
- Consider updating to the latest version as a precaution
⚠️ Risk & Real-World Impact
Worst Case
Complete compromise of GPS tracking system, data theft, session hijacking, and potential lateral movement to connected systems.
Likely Case
Session hijacking, data manipulation, and unauthorized access to GPS tracking data and administrative functions.
If Mitigated
Limited impact with proper input validation and output encoding, but still potential for data exposure.
🎯 Exploit Status
CWE-79 indicates cross-site scripting vulnerability requiring user interaction or specific conditions for exploitation.
🛠️ Fix & Mitigation
✅ Official Fix
Patch Version: Not specified in advisory
Vendor Advisory: https://www.cisa.gov/uscert/ics/advisories/icsa-21-287-02
Restart Required: Yes
Instructions:
1. Contact Uffizio for updated version. 2. Apply patch following vendor instructions. 3. Restart affected services. 4. Verify fix implementation.
🔧 Temporary Workarounds
Input Validation and Output Encoding
allImplement proper input validation and output encoding for all user-supplied data
Content Security Policy
allImplement strict Content Security Policy headers to limit script execution
🧯 If You Can't Patch
- Isolate GPS tracker system from internet and restrict network access
- Implement web application firewall with XSS protection rules
🔍 How to Verify
Check if Vulnerable:
Check application version and review for unvalidated user input handling in web interfacesCheck Version:
Check application interface or configuration files for version informationVerify Fix Applied:
Test input fields with XSS payloads and verify proper sanitization📡 Detection & Monitoring
Log Indicators:
- Unusual JavaScript payloads in HTTP requests
- Multiple failed XSS attempts
- Suspicious user input patterns
Network Indicators:
- Malformed HTTP requests with script tags
- Requests containing common XSS payloads
SIEM Query:
http_request contains "<script>" OR http_request contains "javascript:"