CVE-2024-43095

7.8 HIGH

📋 TL;DR

This CVE describes a logic error in Android that allows local attackers to obtain any system permission without additional privileges. User interaction is required for exploitation, affecting Android devices with vulnerable versions. This represents a local privilege escalation vulnerability.

💻 Affected Systems

Products:
  • Android
Versions: Specific versions mentioned in Android Security Bulletin January 2025
Operating Systems: Android
Default Config Vulnerable: ⚠️ Yes
Notes: Affects Android devices with vulnerable versions; requires user interaction for exploitation.

📦 What is this software?

⚠️ Risk & Real-World Impact

🔴

Worst Case

An attacker with physical access or malicious app could gain full system control, access sensitive data, install persistent malware, or compromise device integrity.

🟠

Likely Case

Malicious apps could escalate privileges to access protected system resources, user data, or perform unauthorized actions without user knowledge.

🟢

If Mitigated

With proper app sandboxing, security updates, and user awareness, impact is limited to isolated app compromise rather than full system takeover.

🌐 Internet-Facing: LOW - Requires local access and user interaction, not directly exploitable over network.
🏢 Internal Only: HIGH - Local attackers or malicious apps can exploit this to gain elevated privileges on affected devices.

🎯 Exploit Status

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

Requires user interaction and local access; logic error exploitation typically requires specific conditions to trigger.

🛠️ Fix & Mitigation

✅ Official Fix

Patch Version: Android Security Update January 2025 or later

Vendor Advisory: https://source.android.com/security/bulletin/2025-01-01

Restart Required: No

Instructions:

1. Check for Android system updates in Settings > System > System update. 2. Install the January 2025 security update. 3. Verify update installation in Settings > About phone > Android version.

🔧 Temporary Workarounds

Restrict app installations

all

Only install apps from trusted sources like Google Play Store and avoid sideloading unknown apps.

Enable Google Play Protect

all

Ensure Google Play Protect is active to scan for malicious apps.

🧯 If You Can't Patch

  • Isolate affected devices from sensitive networks and data
  • Implement strict app whitelisting policies and monitor for suspicious app behavior

🔍 How to Verify

Check if Vulnerable:

Check Android security patch level in Settings > About phone > Android version. If patch level is before January 2025, device may be vulnerable.

Check Version:

adb shell getprop ro.build.version.security_patch

Verify Fix Applied:

Verify Android security patch level shows January 2025 or later in Settings > About phone > Android version.

📡 Detection & Monitoring

Log Indicators:

  • Unusual permission requests in app logs
  • Suspicious system permission grants
  • Anomalous app behavior patterns

Network Indicators:

  • Unusual network traffic from apps with elevated permissions

SIEM Query:

source="android_logs" AND (event="permission_grant" OR event="privilege_escalation") AND severity=HIGH

🔗 References

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