CVE-2022-28674 : Exploit Details and Defense Strategies

A critical vulnerability in Foxit PDF Reader version 11.2.1.53537 could allow remote attackers to execute arbitrary code, posing significant risks to confidentiality, integrity, and availability.

Understanding CVE-2022-28674

This CVE involves a security flaw in Foxit PDF Reader that enables attackers to run malicious code on a victim's system by exploiting a specific issue related to the handling of Annotation objects.

What is CVE-2022-28674?

CVE-2022-28674 is a Use After Free vulnerability in Foxit PDF Reader 11.2.1.53537, requiring user interaction where a user must access a malicious webpage or open a corrupted file. By taking advantage of the flaw, threat actors can execute code within the target process.

The Impact of CVE-2022-28674

The vulnerability holds a CVSS base score of 7.8, deeming it a high-severity issue due to its potential for remote code execution. With a local attack vector and no privileges required, the exploit can lead to severe consequences for affected systems.

Technical Details of CVE-2022-28674

This section delves into the specifics of the CVE, outlining the vulnerability description, affected systems and versions, as well as the exploitation mechanism.

Vulnerability Description

The vulnerability stems from a lack of validation for Annotation objects, enabling attackers to execute arbitrary code by manipulating objects within the process context.

Affected Systems and Versions

Foxit PDF Reader version 11.2.1.53537 is specifically impacted by this vulnerability, potentially putting users of this version at risk of exploitation.

Exploitation Mechanism

To exploit this vulnerability, attackers need to entice users into interacting with a malicious page or file that triggers the execution of arbitrary code within Foxit PDF Reader.

Mitigation and Prevention

Protecting systems against CVE-2022-28674 involves immediate action and long-term security practices to mitigate risks and ensure ongoing protection.

Immediate Steps to Take

Users should refrain from interacting with suspicious links, files, or emails. Applying software updates promptly and utilizing security tools can help prevent exploitation of this vulnerability.

Long-Term Security Practices

Implementing strong security measures such as endpoint protection, network monitoring, and user awareness training can enhance overall defense against similar threats.

Patching and Updates

Foxit PDF Reader users are advised to install the latest security patches provided by the vendor to address CVE-2022-28674 and safeguard their systems.