CVE-2022-27802 : Vulnerability Insights and Analysis

Adobe Acrobat Reader DC versions 22.001.20085 and earlier, 20.005.3031x and earlier, and 17.012.30205 and earlier are impacted by a use-after-free vulnerability in the processing of annotations. This vulnerability could lead to arbitrary code execution in the context of the current user. User interaction is required for exploitation through opening a malicious file.

Understanding CVE-2022-27802

This section provides insights into the Adobe Acrobat Reader DC Annotation Use-After-Free Remote Code Execution Vulnerability.

What is CVE-2022-27802?

CVE-2022-27802 is a use-after-free vulnerability present in Adobe Acrobat Reader DC versions, allowing attackers to execute arbitrary code by manipulating annotations.

The Impact of CVE-2022-27802

The vulnerability has a CVSS base score of 7.8, categorizing it as high severity. It poses a threat to confidentiality, integrity, and availability as it requires low attack complexity and local access.

Technical Details of CVE-2022-27802

Let's dive into the technical aspects of the vulnerability.

Vulnerability Description

The use-after-free flaw in Adobe Acrobat Reader DC versions allows threat actors to execute arbitrary code within the current user context.

Affected Systems and Versions

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

Exploitation Mechanism

Exploiting this vulnerability necessitates user interaction, specifically opening a malicious file in Acrobat Reader DC.

Mitigation and Prevention

Discover how to protect your system from CVE-2022-27802.

Immediate Steps to Take

Update Adobe Acrobat Reader DC to the latest version. Avoid opening files from untrusted sources to mitigate the risk.

Long-Term Security Practices

Enforce strict file validation mechanisms and user awareness training to reduce the likelihood of successful attacks.

Patching and Updates

Regularly apply security patches provided by Adobe to safeguard your system against known vulnerabilities.