CVE-2017-16587 : Vulnerability Insights and Analysis

A vulnerability has been discovered in Foxit Reader 8.3.2.25013, potentially allowing remote attackers to execute unauthorized code by exploiting a specific issue within the removeField method.

Understanding CVE-2017-16587

This CVE involves a vulnerability in Foxit Reader that could lead to remote code execution.

What is CVE-2017-16587?

The vulnerability in Foxit Reader 8.3.2.25013 allows attackers to execute code within the current process by exploiting a flaw in the removeField method. User interaction is required for exploitation.

The Impact of CVE-2017-16587

Attackers can execute unauthorized code on affected installations of Foxit Reader 8.3.2.25013.
The vulnerability requires user participation, such as visiting a malicious website or opening a malicious file.
Identified as ZDI-CAN-5296, the issue stems from a failure to validate the presence of an object before conducting operations on it.

Technical Details of CVE-2017-16587

This section provides more in-depth technical insights into the CVE.

Vulnerability Description

The vulnerability is classified as CWE-416-Use After Free, indicating a specific type of memory corruption issue.

Affected Systems and Versions

Product: Foxit Reader
Vendor: Foxit
Version: 8.3.2.25013

Exploitation Mechanism

Attackers exploit the vulnerability by leveraging the removeField method in Foxit Reader.
User interaction, such as visiting a malicious website or opening a malicious file, is necessary for successful exploitation.

Mitigation and Prevention

Protecting systems from CVE-2017-16587 requires immediate actions and long-term security practices.

Immediate Steps to Take

Update Foxit Reader to a patched version that addresses the vulnerability.
Avoid visiting suspicious websites or opening files from unknown or untrusted sources.

Long-Term Security Practices

Regularly update software and applications to mitigate known vulnerabilities.
Educate users on safe browsing habits and the risks associated with opening files from unverified sources.

Patching and Updates

Foxit Reader users should apply the latest security patches provided by the vendor to fix the vulnerability.