CVE-2016-10450

9.8 CRITICAL

📋 TL;DR

A stack-based buffer overflow vulnerability in the thermal service of Qualcomm chipsets allows attackers to execute arbitrary code with root privileges. This affects Android devices using specific Qualcomm Snapdragon and Small Cell SoCs before April 2018 security patches. Successful exploitation could lead to complete device compromise.

💻 Affected Systems

Products:
  • Android devices with Qualcomm Snapdragon Mobile, Snapdragon Wear, Small Cell SoC chipsets
Versions: Android versions before April 5, 2018 security patch level
Operating Systems: Android
Default Config Vulnerable: ⚠️ Yes
Notes: Affects specific Qualcomm chipsets: FSM9055, MDM9206, MDM9607, MDM9635M, MDM9640, MDM9650, MSM8909W, SD 210/SD 212/SD 205, SD 400, SD 410/12, SD 425, SD 430, SD 450, SD 615/16/SD 415, SD 617, SD 625, SD 650/52, SD 800, SD 808, SD 810, SD 820, SD 835, SDX20

📦 What is this software?

⚠️ Risk & Real-World Impact

🔴

Worst Case

Full root compromise of affected Android devices, allowing attackers to install persistent malware, steal sensitive data, and control device functionality.

🟠

Likely Case

Privilege escalation leading to unauthorized access to system resources and potential data exfiltration.

🟢

If Mitigated

No impact if patched with April 2018 or later Android security updates.

🌐 Internet-Facing: MEDIUM
🏢 Internal Only: HIGH

🎯 Exploit Status

Public PoC: ✅ No
Weaponized: UNKNOWN
Unauthenticated Exploit: ✅ No
Complexity: MEDIUM

Requires local access to device. No public exploit code available, but buffer overflow vulnerabilities in system services are commonly weaponized.

🛠️ Fix & Mitigation

✅ Official Fix

Patch Version: Android security patch level April 5, 2018 or later

Vendor Advisory: https://source.android.com/security/bulletin/2018-04-01

Restart Required: Yes

Instructions:

1. Check for Android system updates in Settings > System > Advanced > System update. 2. Install April 2018 or later security patch. 3. Reboot device after installation.

🧯 If You Can't Patch

  • Isolate affected devices from sensitive networks and data
  • Implement strict application whitelisting to limit attack surface

🔍 How to Verify

Check if Vulnerable:

Check Android security patch level in Settings > About phone > Android security patch level. If date is before April 5, 2018, device is vulnerable.

Check Version:

adb shell getprop ro.build.version.security_patch

Verify Fix Applied:

Verify Android security patch level shows April 5, 2018 or later date.

📡 Detection & Monitoring

Log Indicators:

  • Unusual thermal service crashes or restarts
  • Privilege escalation attempts in system logs
  • Unexpected root access events

Network Indicators:

  • Unusual outbound connections from system processes
  • Command and control traffic from device

SIEM Query:

source="android_system" AND (event="thermal_service_crash" OR event="privilege_escalation")

🔗 References

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