CVE-2019-9378 : Security Advisory and Response

Android's Activity Manager service in Android-10 is vulnerable to a privilege escalation flaw due to incorrect permission checks.

Understanding CVE-2019-9378

The vulnerability in Android-10's Activity Manager service allows for local privilege escalation without the need for additional execution privileges.

What is CVE-2019-9378?

This CVE involves a vulnerability in Android-10's Activity Manager service, where a permission check is inaccurately performed, potentially leading to local privilege escalation.

The Impact of CVE-2019-9378

Successful exploitation could result in a local privilege escalation without requiring extra execution privileges.
User interaction is not necessary for the vulnerability to be exploited.

Technical Details of CVE-2019-9378

The following technical details provide insight into the vulnerability:

Vulnerability Description

Incorrect permission check in the Activity Manager service.
Allows for local privilege escalation.

Affected Systems and Versions

Product: Android
Affected Version: Android-10

Exploitation Mechanism

Local privilege escalation without additional execution privileges.

Mitigation and Prevention

Steps to address and prevent exploitation of CVE-2019-9378:

Immediate Steps to Take

Apply security patches promptly.
Monitor for any unauthorized system changes.
Implement the principle of least privilege.

Long-Term Security Practices

Regularly update and patch systems.
Conduct security audits and assessments.

Patching and Updates

Stay informed about security bulletins and updates from Android.