CVE-2022-28230 : What You Need to Know

Adobe Acrobat Reader DC AcroForm calculateNow Use-After-Free Remote Code Execution Vulnerability

Understanding CVE-2022-28230

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 the acroform event that could lead to arbitrary code execution.

What is CVE-2022-28230?

CVE-2022-28230 is a vulnerability in Adobe Acrobat Reader DC that allows remote attackers to execute arbitrary code via a use-after-free flaw in the processing of the acroform event.

The Impact of CVE-2022-28230

The vulnerability has a CVSS base score of 7.8, indicating a high severity issue with a requirement of user interaction for exploitation. It can result in high impacts on confidentiality, integrity, and availability of the affected systems.

Technical Details of CVE-2022-28230

Vulnerability Description

The vulnerability arises due to a use-after-free flaw in the acroform event processing, potentially enabling an attacker to execute arbitrary code in the context of the current user.

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

Successful exploitation of CVE-2022-28230 requires a victim to interact with a maliciously crafted file triggering the vulnerability.

Mitigation and Prevention

Immediate Steps to Take

To mitigate the risk associated with CVE-2022-28230, users are advised to update Adobe Acrobat Reader DC to the latest patched version provided by the vendor.

Long-Term Security Practices

It is recommended to exercise caution while opening files from untrusted sources and to regularly update software to address security vulnerabilities.

Patching and Updates

Users should ensure the timely application of security patches released by Adobe to address CVE-2022-28230 and other known vulnerabilities.