CVE-2022-28238 : Security Advisory and Response

A critical use-after-free vulnerability has been identified in Adobe Acrobat Reader DC, allowing remote attackers to execute arbitrary code. Here's what you need to know about CVE-2022-28238.

Understanding CVE-2022-28238

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

What is CVE-2022-28238?

Adobe Acrobat Reader DC versions 22.001.20085 (and earlier), 20.005.3031x (and earlier), and 17.012.30205 (and earlier) are susceptible to a use-after-free flaw in annotations processing, potentially leading to arbitrary code execution within the user's context.

The Impact of CVE-2022-28238

The vulnerability has a CVSS base score of 7.8, categorized as high severity. Attackers could exploit this issue with low complexity, requiring local access. The confidentiality, integrity, and availability impacts are all high.

Technical Details of CVE-2022-28238

Vulnerability Description

The vulnerability in Adobe Acrobat Reader DC allows for use-after-free exploitation in annotation processing, enabling threat actors to execute malicious code.

Affected Systems and Versions

Adobe Acrobat Reader DC versions <= 22.001.20085, <= 20.005.3031x, and <= 17.012.30205 are affected by this vulnerability.

Exploitation Mechanism

To exploit this vulnerability, a victim must be tricked into opening a malicious file, requiring user interaction.

Mitigation and Prevention

Take immediate steps to secure your system and ensure long-term security practices.

Immediate Steps to Take

Implementing security updates and patches is crucial to prevent exploitation. Users should exercise caution while interacting with untrusted files or links.

Long-Term Security Practices

Regularly update Adobe Acrobat Reader DC to the latest version and follow best practices for safe browsing habits.

Patching and Updates

Stay informed about security advisories from Adobe and apply patches promptly to mitigate the risk of exploitation.