CVE-2025-27389
📋 TL;DR
This vulnerability in ColorOS allows malicious applications to bypass security warnings during installation under specific conditions. It affects Oppo/OnePlus devices running vulnerable ColorOS versions. The flaw could lead to unauthorized app installations without user consent.
💻 Affected Systems
- Oppo/OnePlus devices with ColorOS
⚠️ 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
Attackers could install malware that gains full device access, steals sensitive data, or joins botnets without user warnings.
Likely Case
Malicious apps could be installed from untrusted sources, potentially leading to adware, spyware, or credential theft.
If Mitigated
With proper security controls, the risk is limited to apps from specific installation sources that bypass detection.
🎯 Exploit Status
Exploitation requires specific conditions and user interaction during app installation
🛠️ Fix & Mitigation
✅ Official Fix
Patch Version: Check vendor advisory for specific patched versions
Vendor Advisory: https://security.oppo.com/en/noticeDetail?notice_only_key=NOTICE-1996493715665068032
Restart Required: Yes
Instructions:
1. Check for system updates in device settings. 2. Install latest ColorOS security update. 3. Restart device after update.
🔧 Temporary Workarounds
Disable Unknown Sources
allPrevent installation from untrusted sources
Use Official App Stores
allOnly install apps from Google Play Store or official Oppo app store
🧯 If You Can't Patch
- Enable Play Protect and device security scanning
- Implement mobile device management (MDM) with app installation controls
🔍 How to Verify
Check if Vulnerable:
Check ColorOS version in Settings > About Phone > Version InformationCheck Version:
No command line; check in device settingsVerify Fix Applied:
Verify ColorOS version matches or exceeds patched version from vendor advisory📡 Detection & Monitoring
Log Indicators:
- Unexpected app installations from non-standard sources
- Security warning bypass events
Network Indicators:
- Downloads from suspicious app repositories
SIEM Query:
Not applicable for typical mobile device environments