CVE-2021-31471 Explained : Impact and Mitigation

This CVE-2021-31471 article provides insights into a vulnerability found in Foxit Reader version 10.1.1.37576, impacting user data confidentiality.

Understanding CVE-2021-31471

This section delves into the nature of the vulnerability and its potential impacts.

What is CVE-2021-31471?

CVE-2021-31471 enables remote attackers to access sensitive information on affected Foxit Reader installations by exploiting U3D objects in PDF files. Attackers can execute arbitrary code with user interaction.

The Impact of CVE-2021-31471

The vulnerability's impact is rated as low severity according to the CVSS v3.0 base score, with confidentiality being the major concern.

Technical Details of CVE-2021-31471

This section provides technical details about the vulnerability.

Vulnerability Description

The flaw in Foxit Reader 10.1.1.37576 lacks proper validation of user-supplied data, leading to a potential read past the object's allocated length.

Affected Systems and Versions

Foxit Reader version 10.1.1.37576 is the specific version affected by this vulnerability.

Exploitation Mechanism

Exploiting this vulnerability requires user interaction, such as visiting a malicious page or opening a harmful file.

Mitigation and Prevention

This section outlines the measures to mitigate and prevent the CVE-2021-31471 vulnerability.

Immediate Steps to Take

Users should be cautious when interacting with PDF files and ensure to update Foxit Reader to the latest version.

Long-Term Security Practices

Implementing secure browsing habits, avoiding suspicious links, and regular software updates are crucial for long-term security.

Patching and Updates

Foxit users are advised to apply patches and updates released by the vendor to address this vulnerability.