CVE-2018-17623 : Security Advisory and Response

This CVE-2018-17623 article provides insights into a vulnerability affecting Foxit Reader version 9.0.1.5096, allowing remote attackers to execute unauthorized commands.

Understanding CVE-2018-17623

This CVE involves a security weakness in Foxit Reader 9.0.1.5096 that permits remote hackers to execute unauthorized commands.

What is CVE-2018-17623?

The vulnerability in Foxit Reader 9.0.1.5096 enables remote attackers to run unauthorized commands by exploiting how the software handles Link objects.

The Impact of CVE-2018-17623

Attackers can execute arbitrary code on vulnerable installations of Foxit Reader 9.0.1.5096
User interaction is required, such as visiting a malicious page or opening a malicious file
The flaw arises from the lack of validating the existence of an object before performing operations
Exploiting this vulnerability allows attackers to run code within the current process

Technical Details of CVE-2018-17623

This section delves into the technical aspects of the CVE-2018-17623 vulnerability.

Vulnerability Description

Type: CWE-416-Use After Free
The vulnerability allows remote attackers to execute arbitrary code on vulnerable installations of Foxit Reader 9.0.1.5096

Affected Systems and Versions

Product: Foxit Reader
Vendor: Foxit
Vulnerable Version: 9.0.1.5096

Exploitation Mechanism

Attackers exploit how the software handles Link objects
Failure to verify the presence of an object before carrying out operations leads to the vulnerability

Mitigation and Prevention

Learn how to mitigate and prevent the CVE-2018-17623 vulnerability.

Immediate Steps to Take

Update Foxit Reader to a non-vulnerable 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

Patching and Updates

Check for security bulletins and advisories from Foxit
Apply recommended patches and updates promptly