CVE-2017-0492 : Vulnerability Insights and Analysis
Learn about CVE-2017-0492, an elevation of privilege vulnerability in Android System UI 7.1.1 allowing malicious apps to create screen overlays. Find mitigation steps and prevention measures.
Android System UI vulnerability in version 7.1.1 allows malicious apps to create screen overlays, potentially leading to privilege escalation.
Understanding CVE-2017-0492
This CVE identifies an elevation of privilege vulnerability in the Android System UI, affecting version 7.1.1.
What is CVE-2017-0492?
The vulnerability allows a local malicious application to generate a user interface overlay that covers the entire screen, bypassing typical user interaction requirements.
The Impact of CVE-2017-0492
- Severity: Moderate
- Attack Vector: Local
- Security Risk: Elevation of privilege
- Android ID: A-30150688
Technical Details of CVE-2017-0492
The technical aspects of the vulnerability are as follows:
Vulnerability Description
The flaw enables a malicious app to create a full-screen overlay, potentially leading to unauthorized actions.
Affected Systems and Versions
- Product: Android
- Version: 7.1.1
Exploitation Mechanism
The vulnerability allows local apps to bypass user interaction requirements, gaining unauthorized access to system functions.
Mitigation and Prevention
Protect your system from CVE-2017-0492 with these measures:
Immediate Steps to Take
- Regularly update Android OS and security patches
- Avoid downloading apps from untrusted sources
- Monitor app permissions and revoke unnecessary ones
Long-Term Security Practices
- Implement app verification and sandboxing
- Educate users on safe app usage practices
Patching and Updates
- Apply security updates promptly to fix known vulnerabilities