CVE-2023-44338 : Security Advisory and Response

This article provides insights into CVE-2023-44338, a vulnerability affecting Adobe Acrobat Reader versions, leading to remote code execution.

Understanding CVE-2023-44338

CVE-2023-44338 is an out-of-bounds read vulnerability impacting Adobe Acrobat Reader versions.

What is CVE-2023-44338?

Adobe Acrobat Reader versions 23.006.20360 and earlier are susceptible to an out-of-bounds read vulnerability when parsing specific files, potentially allowing an attacker to execute code within the user's context. Exploiting this issue requires user interaction through the opening of a malicious file.

The Impact of CVE-2023-44338

The vulnerability poses a high risk, with a CVSS V3.1 base score of 7.8 (High severity). It could lead to unauthorized code execution, compromising confidentiality, integrity, and system availability.

Technical Details of CVE-2023-44338

Detailed information on the vulnerability, affected systems, and exploit mechanisms.

Vulnerability Description

The flaw involves reading beyond allocated memory structures, opening the door for malicious code execution within the current user's context.

Affected Systems and Versions

Adobe Acrobat Reader versions 23.006.20360 and prior are impacted by this vulnerability.

Exploitation Mechanism

User interaction, like opening a specially crafted file, is necessary for an attacker to exploit this vulnerability.

Mitigation and Prevention

Recommendations for addressing the CVE-2023-44338 vulnerability.

Immediate Steps to Take

Users should update Adobe Acrobat Reader to a non-vulnerable version, be cautious while opening files from untrusted sources, and consider security best practices.

Long-Term Security Practices

Regularly update software, employ endpoint protection, and educate users about safe file handling practices.

Patching and Updates

Refer to the Adobe security advisory (https://helpx.adobe.com/security/products/acrobat/apsb23-54.htm) for patches and updates.