CVE-2019-2043 : Security Advisory and Response
Learn about CVE-2019-2043, a vulnerability in Android's SmsDefaultDialog.onStart method allowing privilege escalation. Find affected versions and mitigation steps.
Android SmsDefaultDialog.onStart method vulnerability allows for an elevation of privileges through an overlay attack, affecting versions 7.0 to 9.
Understanding CVE-2019-2043
This CVE involves a potential vulnerability in the SmsDefaultDialog.onStart method in Android, leading to an elevation of privileges through an overlay attack.
What is CVE-2019-2043?
The vulnerability in SmsDefaultDialog.onStart in Android could enable a local application to gain privileged access without user consent, requiring no additional privileges. However, user interaction is necessary for exploitation.
The Impact of CVE-2019-2043
The exploit could result in an elevation of privileges, allowing a local application to gain unauthorized access without the user's explicit consent.
Technical Details of CVE-2019-2043
The technical aspects of the CVE.
Vulnerability Description
The vulnerability lies in the SmsDefaultDialog.onStart method in Android, potentially leading to an escalation of privileges through an overlay attack.
Affected Systems and Versions
- Product: Android
- Versions Affected: 7.0, 7.1.1, 7.1.2, 8.0, 8.1, 9
Exploitation Mechanism
- Exploitation requires user interaction
- Allows a local application to gain privileged access without explicit user consent
Mitigation and Prevention
Steps to address the CVE.
Immediate Steps to Take
- Update Android devices to the latest patched versions
- Avoid interacting with unknown or suspicious applications
Long-Term Security Practices
- Regularly update and patch Android devices
- Exercise caution when granting permissions to applications
Patching and Updates
- Apply security patches provided by Android promptly