CVE-2024-12604
📋 TL;DR
This vulnerability in Tap&Sign App allows attackers to exploit weak password recovery mechanisms and access sensitive information stored in cleartext environment variables. Attackers could potentially reset user passwords or access stored credentials. All users running versions before V.1.025 are affected.
💻 Affected Systems
- Tap&Sign App
📦 What is this software?
Tap\&sign by Tapandsign
⚠️ Risk & Real-World Impact
Worst Case
Attackers gain unauthorized access to user accounts, potentially compromising sensitive data and functionality within the Tap&Sign application.
Likely Case
Attackers exploit the weak password recovery to reset passwords and gain access to user accounts, then access cleartext credentials from environment variables.
If Mitigated
With proper access controls and monitoring, impact is limited to potential information disclosure without system compromise.
🎯 Exploit Status
Exploitation requires access to the system or application environment, but techniques are straightforward once access is obtained.
🛠️ Fix & Mitigation
✅ Official Fix
Patch Version: V.1.025
Vendor Advisory: https://docs.tapandsign.com/tap-and-sign/tap-and-sign-v.1.025-surum-notlari
Restart Required: Yes
Instructions:
1. Download Tap&Sign App version V.1.025 or later from official sources. 2. Install the update following vendor instructions. 3. Restart the application and verify the new version is running.
🔧 Temporary Workarounds
Disable password recovery functionality
allTemporarily disable the password recovery feature until patching is complete
Not applicable - configuration change through application settings
Secure environment variables
allRemove sensitive information from environment variables and use secure storage
Not applicable - configuration/development change
🧯 If You Can't Patch
- Implement strong access controls to limit who can access the application environment
- Monitor for suspicious password reset attempts and access to sensitive environment variables
🔍 How to Verify
Check if Vulnerable:
Check application version in settings or about section - if version is below V.1.025, system is vulnerableCheck Version:
Check application settings or about section for version informationVerify Fix Applied:
Verify application version shows V.1.025 or higher after update📡 Detection & Monitoring
Log Indicators:
- Multiple failed password recovery attempts
- Successful password resets from unusual locations
- Access to environment variables containing sensitive data
Network Indicators:
- Unusual authentication traffic patterns
- Requests to password recovery endpoints from unexpected sources
SIEM Query:
source="tapandsign" AND (event_type="password_reset" OR event_type="env_var_access")