CVE-2022-28235 : What You Need to Know

A detailed overview of the use-after-free vulnerability affecting Adobe Acrobat Reader DC versions and its potential impact.

Understanding CVE-2022-28235

This CVE revolves around a use-after-free vulnerability in Adobe Acrobat Reader DC versions that could lead to remote code execution.

What is CVE-2022-28235?

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 the acroform event. This flaw could allow an attacker to execute arbitrary code in the context of the current user through the exploitation of a malicious file.

The Impact of CVE-2022-28235

The impact of this vulnerability is rated as high, with a CVSS base score of 7.8. It poses a threat to confidentiality, integrity, and availability, requiring no special privileges for exploitation. User interaction is necessary, as the victim must open a malicious file to trigger the exploit.

Technical Details of CVE-2022-28235

Here are the technical details regarding the vulnerability.

Vulnerability Description

The use-after-free vulnerability in the acroform event processing of Adobe Acrobat Reader DC versions enables attackers to execute arbitrary code.

Affected Systems and Versions

Adobe Acrobat Reader DC versions 22.001.20085, 20.005.3031x, and 17.012.30205 are confirmed to be affected by this vulnerability.

Exploitation Mechanism

Exploiting this vulnerability requires user interaction, where the victim unknowingly opens a malicious file triggering the exploit.

Mitigation and Prevention

Understanding how to mitigate and prevent this vulnerability is crucial for cybersecurity.

Immediate Steps to Take

Users are advised to update Adobe Acrobat Reader DC to the latest version to patch the vulnerability. Additionally, refrain from opening suspicious or untrusted PDF files to prevent exploitation.

Long-Term Security Practices

Implementing strong cybersecurity practices, such as regular software updates, monitoring security advisories, and maintaining user awareness, can enhance overall security.

Patching and Updates

Always apply security patches promptly and consistently to ensure that systems are protected from known vulnerabilities.