CVE-2024-51525
📋 TL;DR
This CVE describes a permission control vulnerability in Huawei's clipboard module that could allow unauthorized access to clipboard data. Successful exploitation could compromise service confidentiality by exposing sensitive information copied to the clipboard. This affects Huawei consumer devices with vulnerable software versions.
💻 Affected Systems
- Huawei consumer devices with affected software
📦 What is this software?
Harmonyos by Huawei
⚠️ Risk & Real-World Impact
Worst Case
Attackers could access sensitive clipboard data including passwords, authentication tokens, financial information, or other confidential data copied by users, leading to credential theft or data breaches.
Likely Case
Malicious applications or processes with elevated privileges could read clipboard contents without proper authorization, potentially exposing user data to unauthorized parties.
If Mitigated
With proper permission controls and application sandboxing, clipboard access would be restricted to authorized applications only, preventing unauthorized data exposure.
🎯 Exploit Status
Exploitation likely requires local access or malicious application installation; no public exploit details available based on provided information.
🛠️ Fix & Mitigation
✅ Official Fix
Patch Version: Check Huawei security bulletin for specific patched versions
Vendor Advisory: https://consumer.huawei.com/en/support/bulletin/2024/11/
Restart Required: Yes
Instructions:
1. Check Huawei security bulletin for affected devices. 2. Apply latest security updates via device settings. 3. Restart device after update installation. 4. Verify update completion in system settings.
🔧 Temporary Workarounds
Restrict clipboard access permissions
allReview and restrict application permissions for clipboard access in device settings
Avoid sensitive data in clipboard
allMinimize copying sensitive information to clipboard and clear clipboard regularly
🧯 If You Can't Patch
- Implement application allowlisting to prevent unauthorized applications from running
- Use mobile device management (MDM) solutions to enforce security policies and monitor for suspicious activity
🔍 How to Verify
Check if Vulnerable:
Check device software version against Huawei's security bulletin for affected versionsCheck Version:
Check device settings > About phone > Software information for version detailsVerify Fix Applied:
Verify software version is updated to patched version listed in Huawei advisory📡 Detection & Monitoring
Log Indicators:
- Unusual clipboard access attempts by applications
- Permission violation logs in system logs
Network Indicators:
- Not applicable - local vulnerability
SIEM Query:
Search for clipboard permission violation events or unauthorized access to clipboard services