CVE-2021-1002 : Vulnerability Insights and Analysis

This CVE-2021-1002 article provides detailed information about a security vulnerability found in Android-12 that could potentially lead to remote information disclosure without requiring any user interaction.

Understanding CVE-2021-1002

This section delves into the specifics of CVE-2021-1002, including its impact, technical details, and mitigation strategies.

What is CVE-2021-1002?

CVE-2021-1002 is a vulnerability identified in WT_Interpolate of eas_wtengine.c in Android-12. The issue arises from a missing bounds check, allowing for a potential out-of-bounds read, leading to remote information disclosure.

The Impact of CVE-2021-1002

The impact of this vulnerability is significant as it can result in remote information disclosure without requiring additional execution privileges or user interaction. This could potentially lead to the exposure of sensitive data.

Technical Details of CVE-2021-1002

In this section, we outline the vulnerability description, affected systems and versions, as well as the exploitation mechanism associated with CVE-2021-1002.

Vulnerability Description

The vulnerability in WT_Interpolate of eas_wtengine.c is caused by a missing bounds check, enabling an out-of-bounds read that could be exploited by threat actors to gain unauthorized access to sensitive information.

Affected Systems and Versions

The affected product is Android with the specific impacted version being Android-12.

Exploitation Mechanism

The exploitation of CVE-2021-1002 does not necessitate user interaction, making it possible for threat actors to remotely access sensitive data without additional execution privileges.

Mitigation and Prevention

This section focuses on the immediate steps to take and long-term security practices to prevent exploitation of CVE-2021-1002.

Immediate Steps to Take

Users are advised to apply security patches released by the vendor promptly to mitigate the risk of exploitation. Additionally, it is recommended to monitor for any suspicious activities on the system.

Long-Term Security Practices

In the long term, practicing good security hygiene, such as keeping systems updated, implementing access controls, and conducting regular security audits, can help prevent and detect vulnerabilities.

Patching and Updates

Regularly checking for and applying security patches and updates provided by the vendor is critical in addressing known vulnerabilities and enhancing the overall security posture of the system.