CVE-2021-31468 : Security Advisory and Response

A critical vulnerability has been discovered in Foxit Reader version 10.1.3.37598, allowing remote attackers to execute arbitrary code. User interaction is required, making it essential to understand the potential risks and preventive measures.

Understanding CVE-2021-31468

This section dives deeper into the nature of the CVE-2021-31468 vulnerability and its impact on affected systems.

What is CVE-2021-31468?

The vulnerability in Foxit Reader 10.1.3.37598 allows remote attackers to execute arbitrary code by exploiting flaws in handling U3D files embedded in PDF documents. Lack of proper validation of user-supplied data enables attackers to execute code within the context of the current process.

The Impact of CVE-2021-31468

The CVSS score for this vulnerability is 7.8, indicating a high severity level. Attackers can exploit this issue without needing any privileges, making it a significant threat to confidentiality, integrity, and availability.

Technical Details of CVE-2021-31468

Explore the technical aspects of the CVE-2021-31468 vulnerability to better grasp the affected systems and exploitation mechanisms.

Vulnerability Description

The vulnerability stems from a lack of proper validation of user-supplied data, leading to an out-of-bounds read that allows attackers to execute arbitrary code.

Affected Systems and Versions

Foxit Reader version 10.1.3.37598 is affected by this vulnerability, making all installations of this version potentially at risk.

Exploitation Mechanism

Attackers can exploit this vulnerability by enticing a target to visit a malicious page or open a malicious file embedded with a U3D file, triggering the execution of arbitrary code.

Mitigation and Prevention

Discover the necessary steps to mitigate the risks posed by CVE-2021-31468 and prevent potential exploitation.

Immediate Steps to Take

Users are advised to update Foxit Reader to a patched version, avoid visiting suspicious websites, and refrain from opening files from untrusted sources.

Long-Term Security Practices

Implementing robust security practices such as regular software updates, security awareness training, and utilizing reliable antivirus software can enhance overall protection.

Patching and Updates

Foxit Software has released security bulletins addressing CVE-2021-31468. Ensure timely application of these patches to safeguard systems against potential exploitation.