CVE-2020-0093 : Security Advisory and Response

Android has been identified with a vulnerability that could lead to local information disclosure. Learn more about the impact, technical details, and mitigation steps below.

Understanding CVE-2020-0093

This CVE pertains to a possible out-of-bounds read vulnerability in Android that requires user interaction for exploitation.

What is CVE-2020-0093?

In the exif_data_save_data_entry of exif-data.c, a missing bounds check could result in an out-of-bounds read, potentially leading to local information disclosure without additional execution privileges.

The Impact of CVE-2020-0093

The vulnerability could allow an attacker to retrieve sensitive data from the local system without requiring elevated privileges, posing a risk to user privacy and confidentiality.

Technical Details of CVE-2020-0093

Android version 8.0, 8.1, 9, and 10 are affected by this vulnerability.

Vulnerability Description

The vulnerability arises from a missing bounds check in exif_data_save_data_entry, enabling unauthorized access to potentially sensitive information stored on the device.

Affected Systems and Versions

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

Exploitation Mechanism

To exploit this vulnerability, an attacker would require user interaction on the targeted device, allowing them to trigger the out-of-bounds read.

Mitigation and Prevention

Practical steps can be taken to mitigate the risks associated with CVE-2020-0093.

Immediate Steps to Take

Apply security patches and updates provided by the vendor.
Educate users about potential risks associated with opening files or interacting with unknown sources.
Monitor device activity for any suspicious behavior that could indicate exploitation attempts.

Long-Term Security Practices

Regularly update the operating system and applications to address potential vulnerabilities.
Implement strong security practices, such as using reputable antivirus software and avoiding suspicious downloads.

Patching and Updates

Vendors have released patches to address CVE-2020-0093. Ensure timely installation of updates to protect devices from potential exploitation.