CVE-2021-31476: Foxit PhantomPDF XFA Template Type Confusion Remote Code Execution Vulnerability
First published: Wed Jun 16 2021(Updated: )
This vulnerability allows remote attackers to execute arbitrary code on affected installations of Foxit PhantomPDF 10.1.3.37598. 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 XFA templates. The issue results from the lack of proper validation of user-supplied data, which can result in a type confusion condition. An attacker can leverage this vulnerability to execute code in the context of the current process. Was ZDI-CAN-13531.
Credit: zdi-disclosures@trendmicro.com
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Foxit PhantomPDF | ||
| Foxitsoftware Foxit Reader | <=10.1.3.37598 | |
| Foxitsoftware Phantompdf | <=9.7.5.29616 | |
| Foxitsoftware Phantompdf | >=10.0.0.0<=10.1.3.37598 | |
| Microsoft Windows |
Never miss a vulnerability like this again
Sign up to SecAlerts for real-time vulnerability data matched to your software, aggregated from hundreds of sources.
Reference Links
Frequently Asked Questions
What is the vulnerability ID?
The vulnerability ID is CVE-2021-31476.
What is the title of the vulnerability?
The title of the vulnerability is Foxit PhantomPDF XFA Template Type Confusion Remote Code Execution Vulnerability.
What is the severity of CVE-2021-31476?
The severity of CVE-2021-31476 is high with a severity value of 7.8.
What software is affected by this vulnerability?
Foxit PhantomPDF versions 9.7.5.29616 and 10.0.0.0 up to inclusive version 10.1.3.37598 are affected by this vulnerability.
How can this vulnerability be exploited?
This vulnerability can be exploited by remote attackers who can execute arbitrary code on affected installations of Foxit PhantomPDF 10.1.3.37598. User interaction is required, such as visiting a malicious page or opening a malicious file.
- collector/zdi-advisory
- alias/ZDI-21-614
- alias/ZDI-CAN-13531
- alias/CVE-2021-31476
- agent/title
- agent/weakness
- agent/tags
- agent/type
- agent/references
- agent/severity
- agent/author
- agent/description
- agent/event
- agent/first-publish-date
- agent/last-modified-date
- agent/softwarecombine
- collector/nvd-index
- agent/software-canonical-lookup-request
- vendor/foxit
- canonical/foxit phantompdf
- vendor/foxitsoftware
- canonical/foxitsoftware foxit reader
- version/foxitsoftware foxit reader/10.1.3.37598
- canonical/foxitsoftware phantompdf
- version/foxitsoftware phantompdf/9.7.5.29616
- version/foxitsoftware phantompdf/10.0.0.0
- version/foxitsoftware phantompdf/10.1.3.37598
- vendor/microsoft
- canonical/microsoft windows