CVE-2018-17636 Explained : Impact and Mitigation

A vulnerability in Foxit Reader 9.2.0.9297 allows remote attackers to execute arbitrary code by exploiting a flaw in handling the id property of an aliasNode. User interaction is required through visiting a malicious page or opening a malicious file.

Understanding CVE-2018-17636

This CVE entry details a critical vulnerability in Foxit Reader that could lead to remote code execution.

What is CVE-2018-17636?

This CVE identifies a weakness in Foxit Reader 9.2.0.9297 that enables malicious actors to execute arbitrary code by manipulating the id property of an aliasNode.

The Impact of CVE-2018-17636

The vulnerability allows attackers to run code within the ongoing process, posing a significant security risk to affected systems.

Technical Details of CVE-2018-17636

This section provides in-depth technical information about the vulnerability.

Vulnerability Description

The flaw arises from the failure to validate the existence of an object before executing operations on it, leading to a use-after-free vulnerability.

Affected Systems and Versions

Product: Foxit Reader
Vendor: Foxit
Version: 9.2.0.9297

Exploitation Mechanism

Attackers can exploit this vulnerability by tricking users into accessing a malicious web page or opening a malicious file.

Mitigation and Prevention

Protecting systems from CVE-2018-17636 requires immediate actions and long-term security practices.

Immediate Steps to Take

Update Foxit Reader to the latest version to patch the vulnerability.
Avoid visiting untrusted websites or opening suspicious files.

Long-Term Security Practices

Regularly update software and security patches to prevent future vulnerabilities.

Patching and Updates

Stay informed about security bulletins and advisories from Foxit and security organizations for any new patches or updates.