CVE-2021-27271: Foxit PhantomPDF U3DBrowser Out-Of-Bounds Read Remote Code Execution Vulnerability
First published: Tue Mar 30 2021(Updated: )
This vulnerability allows remote attackers to execute arbitrary code on affected installations of Foxit PhantomPDF 10.1.0.37527. 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 U3D objects embedded in PDF files. The issue results from the lack of proper validation of user-supplied data, which can result in an out-of-bounds read condition. An attacker can leverage this vulnerability to execute code in the context of the current process. Was ZDI-CAN-12438.
Credit: zdi-disclosures@trendmicro.com
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Foxitsoftware Foxit Reader | <=10.1.0.37527 | |
| Foxitsoftware Phantompdf | <=10.1.0.37527 | |
| Microsoft Windows | ||
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Reference Links
Frequently Asked Questions
What is the severity of CVE-2021-27271?
The severity of CVE-2021-27271 is high with a CVSS score of 7.8.
How does CVE-2021-27271 impact Foxit PhantomPDF?
CVE-2021-27271 allows remote attackers to execute arbitrary code on affected installations of Foxit PhantomPDF 10.1.0.37527.
What is the user interaction required to exploit CVE-2021-27271?
To exploit CVE-2021-27271, the target must visit a malicious page or open a malicious file.
Are there any references for CVE-2021-27271?
Yes, you can find references for CVE-2021-27271 at the following links: [Reference 1](https://www.foxitsoftware.com/support/security-bulletins.php), [Reference 2](https://www.zerodayinitiative.com/advisories/ZDI-21-353/).
How can I fix the CVE-2021-27271 vulnerability?
You should update your Foxit PhantomPDF installation to the latest version provided by Foxit Software to fix the CVE-2021-27271 vulnerability.
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