CVE-2018-17634 : Exploit Details and Defense Strategies

This CVE-2018-17634 article provides insights into a vulnerability in Foxit Reader version 9.2.0.9297 that allows remote attackers to execute arbitrary code. The flaw involves the handling of Annotation objects, leading to a Use After Free vulnerability.

Understanding CVE-2018-17634

This section delves into the specifics of the vulnerability and its impact.

What is CVE-2018-17634?

The vulnerability in Foxit Reader 9.2.0.9297 enables remote attackers to execute arbitrary code by exploiting a flaw in how Annotation objects handle the attachIcon property. User interaction is necessary for the exploit to occur.

The Impact of CVE-2018-17634

The vulnerability allows attackers to execute code within the current process, potentially leading to unauthorized access and control over the affected system.

Technical Details of CVE-2018-17634

This section provides technical details about the vulnerability.

Vulnerability Description

The vulnerability arises from the lack of object validation before performing operations on Annotation objects, resulting in a Use After Free scenario.

Affected Systems and Versions

Product: Foxit Reader
Vendor: Foxit
Version: 9.2.0.9297

Exploitation Mechanism

Attackers exploit the flaw in how Annotation objects handle the attachIcon property.
User interaction is required for the exploit to be successful.

Mitigation and Prevention

Learn how to mitigate the risks associated with CVE-2018-17634.

Immediate Steps to Take

Update Foxit Reader to a non-vulnerable version.
Avoid interacting with suspicious or untrusted files or websites.

Long-Term Security Practices

Regularly update software and applications to patch known vulnerabilities.
Educate users on safe browsing habits and the importance of software updates.

Patching and Updates

Stay informed about security bulletins and patches released by Foxit.