CVE-2019-2036 Explained : Impact and Mitigation

Android has a potential permission bypass vulnerability in the okToConnect method of the HidHostService.java file, allowing remote privilege escalation without additional execution privileges. This CVE affects Android versions 8.0, 8.1, 9, and 10.

Understanding CVE-2019-2036

This CVE involves an elevation of privilege vulnerability in Android, impacting versions 8.0, 8.1, 9, and 10.

What is CVE-2019-2036?

CVE-2019-2036 is a security flaw in Android's HidHostService.java file that could be exploited to achieve remote escalation of privilege without the need for additional execution privileges.

The Impact of CVE-2019-2036

The vulnerability poses a risk of unauthorized privilege escalation on affected Android devices, potentially leading to security breaches and unauthorized access.

Technical Details of CVE-2019-2036

This section provides detailed technical information about the CVE.

Vulnerability Description

The issue lies in the okToConnect method of HidHostService.java, where an incorrect state check allows for a potential permission bypass, enabling remote privilege escalation.

Affected Systems and Versions

Product: Android
Versions Affected: Android-8.0, Android-8.1, Android-9, Android-10

Exploitation Mechanism

The vulnerability can be exploited remotely without user interaction.

Mitigation and Prevention

Protect your systems from CVE-2019-2036 with the following steps:

Immediate Steps to Take

Apply security patches provided by the vendor promptly.
Monitor official sources for updates and advisories.
Implement network security measures to mitigate potential risks.

Long-Term Security Practices

Regularly update and patch all software and firmware.
Conduct security assessments and audits to identify vulnerabilities.
Educate users on safe computing practices to prevent exploitation.
Employ intrusion detection and prevention systems.

Patching and Updates

Stay informed about security bulletins and updates from Android.
Apply patches and updates as soon as they are released to address the vulnerability.