CVE-2018-17617 : Vulnerability Insights and Analysis

A vulnerability has been discovered in Foxit Reader 9.0.1.5096 that allows remote attackers to execute unauthorized code on vulnerable installations.

Understanding CVE-2018-17617

This CVE refers to a security flaw in Foxit Reader version 9.0.1.5096 that can be exploited by attackers to run malicious code on affected systems.

What is CVE-2018-17617?

The vulnerability in Foxit Reader 9.0.1.5096 allows remote attackers to execute unauthorized code by exploiting a flaw in how onFocus events are handled. User interaction, such as visiting a malicious webpage or opening a malicious file, is required for exploitation.

The Impact of CVE-2018-17617

Attackers can execute unauthorized code on vulnerable installations of Foxit Reader 9.0.1.5096
The flaw arises from a failure to validate the presence of an object before performing operations on it
Identified as ZDI-CAN-6335

Technical Details of CVE-2018-17617

This section provides more technical insights into the vulnerability.

Vulnerability Description

The vulnerability allows attackers to execute code within the current process by exploiting a flaw in handling onFocus events.

Affected Systems and Versions

Product: Foxit Reader
Vendor: Foxit
Version: 9.0.1.5096

Exploitation Mechanism

Requires user interaction like visiting a malicious webpage or opening a malicious file
Stemming from a flaw in how onFocus events are handled
Attackers can execute unauthorized code due to a lack of object validation

Mitigation and Prevention

Protecting systems from CVE-2018-17617 is crucial to prevent unauthorized code execution.

Immediate Steps to Take

Update Foxit Reader to a patched version
Avoid visiting suspicious websites or opening unknown files

Long-Term Security Practices

Regularly update software and security patches
Educate users on safe browsing habits and file handling

Patching and Updates

Check for security bulletins from Foxit for patches
Stay informed about security advisories from trusted sources