CVE-2020-0096 Explained : Impact and Mitigation

Android devices running versions 8.0, 8.1, and 9 are affected by a privilege escalation vulnerability due to a confused deputy in startActivities of ActivityStartController.java.

Understanding CVE-2020-0096

This CVE involves a possible escalation of privilege without requiring additional execution privileges, potentially leading to local escalation of privilege.

What is CVE-2020-0096?

CVE-2020-0096 is a vulnerability found in Android versions 8.0, 8.1, and 9, allowing for a local escalation of privilege without user interaction.

The Impact of CVE-2020-0096

The vulnerability could be exploited to escalate privileges locally without the need for additional execution privileges, posing a significant security threat to affected Android devices.

Technical Details of CVE-2020-0096

This section covers specific technical details related to CVE-2020-0096.

Vulnerability Description

The vulnerability lies within the startActivities function of ActivityStartController.java, potentially exploited for a local escalation of privilege.

Affected Systems and Versions

Android devices with versions 8.0, 8.1, and 9 are affected by this vulnerability.

Exploitation Mechanism

The vulnerability allows attackers to escalate privileges locally without requiring additional execution privileges, exploiting the confused deputy scenario.

Mitigation and Prevention

To mitigate the risks associated with CVE-2020-0096, follow these guidelines:

Immediate Steps to Take

Update Android devices to the latest patched versions.
Monitor official security bulletins for any related updates.
Implement least privilege access controls.

Long-Term Security Practices

Regularly update and patch Android devices and applications.
Conduct security assessments to identify and remediate vulnerabilities.
Educate users on safe browsing habits and potential security risks.

Patching and Updates

Apply security patches provided by Android to address the CVE-2020-0096 vulnerability.