CVE-2021-27271: Foxit PhantomPDF U3DBrowser Out-Of-Bounds Read Remote Code Execution Vulnerability
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.
Other sources
This vulnerability allows remote attackers to execute arbitrary code on affected installations of Foxit PhantomPDF. 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.
Affected Software
Event History
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.