CVE-2022-28681 Explained : Impact and Mitigation

This article discusses CVE-2022-28681, a vulnerability found in Foxit PDF Reader version 11.2.1.53537 that allows remote attackers to disclose sensitive information and execute arbitrary code.

Understanding CVE-2022-28681

This section delves into the details of the vulnerability, its impact, technical description, affected systems, and mitigation techniques.

What is CVE-2022-28681?

CVE-2022-28681 is a vulnerability in Foxit PDF Reader 11.2.1.53537 that enables remote attackers to access sensitive data and execute malicious code by exploiting a flaw in the deletePages method through JavaScript actions.

The Impact of CVE-2022-28681

The vulnerability has a CVSS v3.0 base score of 2.5 (Low Severity) with high attack complexity and local attack vector. It requires user interaction and poses risks of information disclosure and arbitrary code execution.

Technical Details of CVE-2022-28681

This section provides technical insights into the vulnerability, including its description, affected systems, versions, and exploitation mechanism.

Vulnerability Description

The vulnerability allows attackers to trigger a read past the end of an allocated object, leading to arbitrary code execution in the current process.

Affected Systems and Versions

Foxit PDF Reader version 11.2.1.53537 is affected by this vulnerability.

Exploitation Mechanism

Attackers can exploit this vulnerability by luring users to visit a malicious page or open a malicious file, triggering the flaw in the deletePages method.

Mitigation and Prevention

This section outlines steps to mitigate the CVE-2022-28681 vulnerability, ensuring immediate and long-term security practices.

Immediate Steps to Take

Users must update Foxit PDF Reader to a patched version, avoid opening untrusted files or visiting suspicious websites, and apply security best practices.

Long-Term Security Practices

Regularly update software, use advanced security tools, educate users on safe browsing habits, and follow a proactive security posture.

Patching and Updates

Stay informed about security advisories from Foxit and apply patches promptly to protect against known vulnerabilities.