CVE-2024-56192

7.8 HIGH

📋 TL;DR

This vulnerability allows local privilege escalation on affected Android Pixel Watch devices through an out-of-bounds write in the Wi-Fi scanning component. Attackers can gain elevated privileges without user interaction or additional execution permissions. Only Pixel Watch devices with unpatched firmware are affected.

💻 Affected Systems

Products:
  • Google Pixel Watch
Versions: Android versions prior to March 2025 security patch
Operating Systems: Android (Pixel Watch specific)
Default Config Vulnerable: ⚠️ Yes
Notes: Only affects Pixel Watch devices with vulnerable Wi-Fi driver/firmware. Requires local access to the device.

📦 What is this software?

⚠️ Risk & Real-World Impact

🔴

Worst Case

Complete device compromise allowing attackers to execute arbitrary code with kernel privileges, access sensitive data, and persist on the device.

🟠

Likely Case

Local attackers gaining elevated privileges to access protected system resources and user data they shouldn't normally have access to.

🟢

If Mitigated

Limited impact if devices are properly segmented and users have minimal privileges, though local compromise risk remains.

🌐 Internet-Facing: LOW - This is a local privilege escalation requiring physical or local network access to the device.
🏢 Internal Only: MEDIUM - In enterprise environments, compromised devices could be used as pivot points to access internal networks.

🎯 Exploit Status

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

Exploitation requires local access to the device and knowledge of memory layout. No user interaction needed once access is obtained.

🛠️ Fix & Mitigation

✅ Official Fix

Patch Version: March 2025 security patch or later

Vendor Advisory: https://source.android.com/docs/security/bulletin/pixel-watch/2025/2025-03-01

Restart Required: Yes

Instructions:

1. On Pixel Watch, go to Settings > System > System updates. 2. Check for and install March 2025 security update. 3. Restart device after installation completes.

🔧 Temporary Workarounds

Disable Wi-Fi scanning

android

Temporarily disable Wi-Fi scanning features to prevent exploitation of the vulnerable component

🧯 If You Can't Patch

  • Restrict physical access to vulnerable devices
  • Implement strict network segmentation for vulnerable watches

🔍 How to Verify

Check if Vulnerable:

Check Android security patch level in Settings > System > About > Android version > Android security update

Check Version:

adb shell getprop ro.build.version.security_patch

Verify Fix Applied:

Verify security patch date is March 2025 or later in device settings

📡 Detection & Monitoring

Log Indicators:

  • Kernel panic logs
  • Wi-Fi driver crash logs
  • Unexpected privilege escalation attempts

Network Indicators:

  • Unusual network activity from watch devices
  • Unexpected outbound connections

SIEM Query:

source="android_logs" AND ("kernel panic" OR "wl_cfgscan" OR "privilege escalation")

🔗 References

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