CVE-2018-1173: Use After Free

Published May 17, 2018
·
Updated

This vulnerability allows remote attackers to execute arbitrary code on vulnerable installations of Foxit Reader 9.0.0.29935. User interaction is required to exploit this vulnerability in that the target must visit a malicious page or open a malicious file. The specific flaw exists within the handling of the XFA borderColor attribute. The issue results from the lack of validating the existence of an object prior to performing operations on the object. An attacker can leverage this vulnerability to execute code under the context of the current process. Was ZDI-CAN-5436.

Affected Software

2 affected components
Foxitsoftware Foxit Reader<=9.0.1.1049
Foxitsoftware Phantompdf<=9.0.1.1049

Event History

May 17, 2018
CVE Published
via MITRE·03:00 PM
Data Sourced
via MITRE·03:00 PM
DescriptionWeakness

Frequently Asked Questions

1

What is the severity of CVE-2018-1173?

CVE-2018-1173 is considered critical as it allows remote code execution on vulnerable versions of Foxit Reader and Foxit PhantomPDF.

2

How do I fix CVE-2018-1173?

To fix CVE-2018-1173, update Foxit Reader or Foxit PhantomPDF to versions beyond 9.0.1.1049.

3

What are the affected products in CVE-2018-1173?

CVE-2018-1173 affects Foxit Reader and Foxit PhantomPDF versions up to and including 9.0.1.1049.

4

Is user interaction required to exploit CVE-2018-1173?

Yes, user interaction is required as the target must visit a malicious page or open a malicious file.

5

What type of vulnerability is CVE-2018-1173?

CVE-2018-1173 is a remote code execution vulnerability that allows attackers to execute arbitrary code.

Contact

SecAlerts Pty Ltd.
132 Wickham Terrace
Fortitude Valley,
QLD 4006, Australia
info@secalerts.co
By using SecAlerts services, you agree to our services end-user license agreement. This website is safeguarded by reCAPTCHA and governed by the Google Privacy Policy and Terms of Service. All names, logos, and brands of products are owned by their respective owners, and any usage of these names, logos, and brands for identification purposes only does not imply endorsement. If you possess any content that requires removal, please get in touch with us.
© 2026 SecAlerts Pty Ltd.
ABN: 70 645 966 203, ACN: 645 966 203