CVE-2022-28253 : Security Advisory and Response

Adobe Acrobat Reader DC version 22.001.2011x (and earlier), 20.005.3033x (and earlier), and 17.012.3022x (and earlier) are affected by an out-of-bounds read vulnerability that could allow an attacker to bypass certain mitigations. The vulnerability requires user interaction to be exploited.

Understanding CVE-2022-28253

This CVE refers to an out-of-bounds read vulnerability in Adobe Acrobat Reader DC, which could lead to information disclosure.

What is CVE-2022-28253?

Adobe Acrobat Reader DC versions prior to 22.001.2011x, 20.005.3033x, and 17.012.3022x are impacted by an out-of-bounds read flaw. This vulnerability occurs when processing a malicious file, potentially resulting in unauthorized access to sensitive information.

The Impact of CVE-2022-28253

The vulnerability could allow an attacker to read past the end of an allocated memory structure, thereby exposing sensitive data without authorization. Successful exploitation could lead to information disclosure and the bypassing of certain security measures.

Technical Details of CVE-2022-28253

Vulnerability Description

The vulnerability in Adobe Acrobat Reader DC involves an out-of-bounds read issue when parsing a crafted file. This could result in unauthorized access to memory locations beyond the intended boundaries.

Affected Systems and Versions

Acrobat Reader DC version 22.001.2011x and earlier
Acrobat Reader DC version 20.005.3033x and earlier
Acrobat Reader DC version 17.012.3022x and earlier

Exploitation Mechanism

Exploiting this vulnerability requires user interaction, as the attacker needs the victim to open a specially crafted file. By doing so, the attacker could execute arbitrary code and access sensitive information.

Mitigation and Prevention

Immediate Steps to Take

Users are advised to update their Acrobat Reader DC installations to the latest versions to mitigate the risk of exploitation. Exercise caution when opening files from untrusted sources.

Long-Term Security Practices

Regularly update all software and applications to the latest versions to ensure you have the latest security patches. Implement security best practices to enhance overall system security.

Patching and Updates

Adobe has released security updates to address this vulnerability. It is crucial to apply these patches promptly to protect systems from potential attacks.