CVE-2024-6656
📋 TL;DR
CVE-2024-6656 is a critical vulnerability in TNB Mobile Solutions Cockpit Software where hard-coded credentials allow attackers to extract sensitive strings from executable files. This affects all versions before v2.13, potentially exposing authentication secrets, configuration data, and other sensitive information embedded in the software.
💻 Affected Systems
- TNB Mobile Solutions Cockpit Software
📦 What is this software?
Cockpit by Tnbmobil
⚠️ Risk & Real-World Impact
Worst Case
Attackers extract hard-coded credentials (database passwords, API keys, admin passwords) and gain complete system compromise, potentially leading to data exfiltration, ransomware deployment, or lateral movement across the network.
Likely Case
Attackers extract sensitive strings and gain unauthorized access to backend systems, databases, or administrative interfaces using discovered credentials.
If Mitigated
With proper network segmentation and credential rotation, impact is limited to the affected application instance only.
🎯 Exploit Status
Hard-coded credential vulnerabilities typically require minimal technical skill to exploit once the executable is accessible.
🛠️ Fix & Mitigation
✅ Official Fix
Patch Version: v2.13 and later
Vendor Advisory: https://www.usom.gov.tr/bildirim/tr-24-1466
Restart Required: Yes
Instructions:
1. Download v2.13 or later from official vendor sources. 2. Backup current configuration and data. 3. Stop the Cockpit Software service. 4. Install the updated version. 5. Restart the service. 6. Verify functionality.
🔧 Temporary Workarounds
Network Isolation
allRestrict network access to the Cockpit Software to only trusted IP addresses and required services.
Application Firewall Rules
allImplement WAF or host-based firewall rules to block unauthorized access attempts.
🧯 If You Can't Patch
- Immediately rotate all credentials that might be embedded in the software (database passwords, API keys, service accounts)
- Implement strict network segmentation and monitor for unusual access patterns to the affected system
🔍 How to Verify
Check if Vulnerable:
Check the software version in the application interface or configuration files. If version is below 2.13, the system is vulnerable.Check Version:
Check application documentation for version command, typically in About section or via configuration files.Verify Fix Applied:
Confirm the software version is 2.13 or higher and test that the application functions normally.📡 Detection & Monitoring
Log Indicators:
- Unusual authentication attempts
- Access from unexpected IP addresses
- Failed credential attempts followed by successful access
Network Indicators:
- Unexpected outbound connections from the Cockpit Software system
- Traffic patterns indicating credential extraction
SIEM Query:
source="cockpit_software" AND (event_type="authentication" OR event_type="access") AND result="success" AND src_ip NOT IN [trusted_ips]