CVE-2020-8846: Foxit PhantomPDF text Field Object Use-After-Free Remote Code Execution Vulnerability
This vulnerability allows remote atackers to execute arbitrary code on affected installations of Foxit PhantomPDF 9.6.0.25114. 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 text field objects. 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 in the context of the current process. Was ZDI-CAN-9400.
Affected Software
Remediation
Recommended actions to resolve this vulnerability, in priority order.
- Upgrade
Upgrade
Foxit PhantomPDFto a version that resolves this vulnerability.Fixed in 9.6.0.25114Patch ZDI-CAN-9400
Event History
Frequently Asked Questions
What is the CVE ID for this vulnerability?
The CVE ID for this vulnerability is CVE-2020-8846.
What is the title of this vulnerability?
The title of this vulnerability is Foxit PhantomPDF text Field Object Use-After-Free Remote Code Execution Vulnerability.
What version of Foxit PhantomPDF is affected by this vulnerability?
This vulnerability affects Foxit PhantomPDF 9.6.0.25114 up to and including 9.7.0.29455.
Is user interaction required to exploit this vulnerability?
Yes, user interaction is required to exploit this vulnerability. The target must visit a malicious page or open a malicious file.
What is the severity rating of this vulnerability?
The severity rating of this vulnerability is high, with a score of 7.8.
How can I fix this vulnerability?
To fix this vulnerability, it is recommended to update to the latest version of Foxit PhantomPDF.