CVE-2015-9065
📋 TL;DR
This vulnerability allows a User Equipment (UE) device to respond to network requests before proper security authentication is established, potentially enabling unauthorized access or information disclosure. It affects all Qualcomm-based Android devices using Linux kernel releases from Code Aurora Forum (CAF). The vulnerability exists at the cellular network protocol level.
💻 Affected Systems
- All Qualcomm-based Android devices
📦 What is this software?
Android by Google
⚠️ 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 intercept or manipulate cellular communications, perform man-in-the-middle attacks, access sensitive device information, or potentially execute arbitrary code on affected devices.
Likely Case
Information disclosure of device identifiers and network configuration data, potentially enabling tracking or profiling of mobile devices.
If Mitigated
With proper network segmentation and updated devices, impact is limited to information disclosure of non-sensitive device metadata.
🎯 Exploit Status
Exploitation requires proximity to target device and specialized cellular equipment. No public exploit code available.
🛠️ Fix & Mitigation
✅ Official Fix
Patch Version: Android security patches from July 2017 and April 2018
Vendor Advisory: https://source.android.com/security/bulletin/2017-07-01
Restart Required: Yes
Instructions:
1. Check for Android security updates in device settings. 2. Apply July 2017 or later security patches. 3. For OEM devices, check manufacturer's security bulletins. 4. Reboot device after update.
🔧 Temporary Workarounds
Disable vulnerable cellular features
androidDisable automatic network selection and use manual network mode selection
Use Wi-Fi calling when available
androidReduce reliance on vulnerable cellular protocols by using Wi-Fi calling
🧯 If You Can't Patch
- Isolate affected devices on separate network segments
- Implement network monitoring for unusual cellular protocol activity
🔍 How to Verify
Check if Vulnerable:
Check Android security patch level in Settings > About phone > Android security patch level. If before July 2017, device is vulnerable.Check Version:
adb shell getprop ro.build.version.security_patchVerify Fix Applied:
Verify Android security patch level is July 2017 or later. Check Qualcomm baseband version in device information.📡 Detection & Monitoring
Log Indicators:
- Unusual UEInformationRequest responses in modem logs
- Early protocol establishment attempts
Network Indicators:
- Abnormal timing of UEInformationRequest/Response sequences
- Protocol violations in cellular signaling
SIEM Query:
Not applicable - cellular network layer vulnerability🔗 References
- http://www.securityfocus.com/bid/103671
- https://source.android.com/security/bulletin/2017-07-01
- https://source.android.com/security/bulletin/2018-04-01
- http://www.securityfocus.com/bid/103671
- https://source.android.com/security/bulletin/2017-07-01
- https://source.android.com/security/bulletin/2018-04-01
