CVE-2022-27785 : What You Need to Know

Adobe Acrobat Reader DC Font Parsing Use-After-Free Remote Code Execution Vulnerability

Understanding CVE-2022-27785

Adobe Acrobat Reader DC versions 22.001.20085 (and earlier), 20.005.3031x (and earlier), and 17.012.30205 (and earlier) are affected by a use-after-free vulnerability in the processing of fonts that could result in arbitrary code execution in the context of the current user.

What is CVE-2022-27785?

Adobe Acrobat Reader DC versions are vulnerable to a use-after-free vulnerability in font processing, potentially leading to arbitrary code execution when a victim opens a malicious file.

The Impact of CVE-2022-27785

The vulnerability has a High severity base score of 7.8, with confidentiality, integrity, and availability impacts rated as High. Exploitation requires user interaction.

Technical Details of CVE-2022-27785

Vulnerability Description

This vulnerability in Adobe Acrobat Reader DC allows attackers to execute arbitrary code by exploiting the font parsing use-after-free issue.

Affected Systems and Versions

Acrobat Reader DC versions 22.001.20085, 20.005.3031x, and 17.012.30205 are affected.

Exploitation Mechanism

Exploiting this vulnerability requires user interaction, as a victim needs to open a malicious file for arbitrary code execution.

Mitigation and Prevention

Immediate Steps to Take

Users should update Adobe Acrobat Reader DC to the latest version to mitigate the risk of exploitation.

Long-Term Security Practices

Implementing regular software updates, security best practices, and user training on identifying malicious files can enhance overall cybersecurity.

Patching and Updates

Adobe has released security updates to address this vulnerability. Users are strongly advised to apply the latest patches to protect their systems.