CVE-2019-2097 : Vulnerability Insights and Analysis

Android HAliasAnalyzer.Query function in hydrogen-alias-analysis.h is vulnerable to memory corruption, potentially leading to remote code execution.

Understanding CVE-2019-2097

This CVE involves a vulnerability in the HAliasAnalyzer.Query function in the hydrogen-alias-analysis.h file, affecting Android versions 7.0 to 9.

What is CVE-2019-2097?

The HAliasAnalyzer.Query function in the hydrogen-alias-analysis.h file may suffer from potential memory corruption caused by type confusion. This vulnerability poses a risk of remote code execution if a malicious proxy configuration is present, without requiring additional execution privileges. Exploitation does not rely on user interaction.

The Impact of CVE-2019-2097

Vulnerability Type: Remote code execution
Affected Systems: Android versions 7.0 to 9
Android ID: A-117606285

Technical Details of CVE-2019-2097

The technical details of the CVE-2019-2097 vulnerability are as follows:

Vulnerability Description

The HAliasAnalyzer.Query function in hydrogen-alias-analysis.h may lead to memory corruption due to type confusion, enabling potential remote code execution.

Affected Systems and Versions

Android versions 7.0, 7.1.1, 7.1.2, 8.0, 8.1, and 9 are impacted by this vulnerability.

Exploitation Mechanism

The risk of remote code execution arises from a malicious proxy configuration without the need for additional execution privileges or user interaction.

Mitigation and Prevention

To address CVE-2019-2097, consider the following mitigation strategies:

Immediate Steps to Take

Apply security patches provided by the vendor promptly.
Monitor for any unusual network activity that could indicate exploitation.

Long-Term Security Practices

Regularly update and patch all software and systems to prevent vulnerabilities.
Implement network segmentation and access controls to limit the impact of potential attacks.

Patching and Updates

Stay informed about security bulletins and updates from the Android security team.