CVE-2022-28263 : Security Advisory and Response

Adobe Acrobat Reader DC Annotation Out-Of-Bounds Read Information Disclosure Vulnerability

Understanding CVE-2022-28263

This CVE affects Adobe Acrobat Reader, specifically versions 22.001.2011x and earlier, 20.005.3033x and earlier, and 17.012.3022x and earlier. It is related to an out-of-bounds read vulnerability in parsing crafted files.

What is CVE-2022-28263?

The vulnerability in Adobe Acrobat Reader could allow an attacker to perform an out-of-bounds read, potentially leading to information disclosure. Exploiting this issue requires user interaction to open a malicious file.

The Impact of CVE-2022-28263

The impact of this vulnerability is rated as Medium with a CVSS base score of 5.5. It has a high confidentiality impact, requiring no special privileges but user interaction.

Technical Details of CVE-2022-28263

Vulnerability Description

The vulnerability allows attackers to read past the end of memory structures, bypassing ASLR mitigations.

Affected Systems and Versions

Adobe Acrobat Reader DC versions 22.001.2011x, 20.005.3033x, and 17.012.3022x, and earlier are affected.

Exploitation Mechanism

To exploit the vulnerability, an attacker must entice a victim to open a specially crafted file.

Mitigation and Prevention

Immediate Steps to Take

Users should update Adobe Acrobat Reader to the latest version available to patch this vulnerability.

Long-Term Security Practices

Regularly update software and exercise caution when opening files from unknown or untrusted sources.

Patching and Updates

Adobe has released a security update to address this vulnerability. Ensure your software is up to date to mitigate the risk of exploitation.