CVE-2021-27268: Foxit PhantomPDF U3D File Parsing Use-After-Free 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 in PDF files. 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-12295.
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 in PDF files. 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.
Affected Software
Event History
Frequently Asked Questions
What is the severity of CVE-2021-27268?
CVE-2021-27268 is considered a high-severity vulnerability due to its potential for remote code execution.
How do I fix CVE-2021-27268?
To fix CVE-2021-27268, users should update their Foxit PhantomPDF or Foxit Reader to the latest version beyond 10.1.0.37527.
What products are affected by CVE-2021-27268?
CVE-2021-27268 affects Foxit PhantomPDF versions up to 10.1.0.37527 and Foxit Reader versions up to 10.1.0.37527.
What type of attack is associated with CVE-2021-27268?
CVE-2021-27268 allows remote attackers to execute arbitrary code, requiring user interaction to click on a malicious link or open a malicious file.
Is CVE-2021-27268 exploitable without user interaction?
No, CVE-2021-27268 requires user interaction for exploitation, such as visiting a malicious webpage or opening a compromised file.