CVE-2021-28596 Explained : Impact and Mitigation

Adobe FrameMaker versions 2020.0.1 and earlier, as well as 2019.0.8 and earlier, are vulnerable to an Out-of-bounds Write exploit during the parsing of specially crafted files. Attackers could exploit this vulnerability to execute arbitrary code within the user's context.

Understanding CVE-2021-28596

This CVE identifies a critical Out-of-bounds Write vulnerability in Adobe FrameMaker, enabling remote code execution with high severity.

What is CVE-2021-28596?

Adobe FrameMaker versions 2020.0.1 and 2019.0.8 are prone to an Out-of-bounds Write vulnerability, allowing unauthenticated attackers to execute arbitrary code by manipulating specially crafted files.

The Impact of CVE-2021-28596

The vulnerability carries a CVSS base score of 7.8 (High) and requires user interaction. Successful exploitation could result in unauthorized code execution within the user's session.

Technical Details of CVE-2021-28596

This section outlines the vulnerability specifics, affected systems, and exploitation mechanisms.

Vulnerability Description

The Out-of-bounds Write flaw in Adobe FrameMaker facilitates remote code execution. Attack complexity is low, and user interaction is required for exploit.

Affected Systems and Versions

Adobe FrameMaker versions 2020.0.1 and 2019.0.8, among others specified, are impacted by this vulnerability.

Exploitation Mechanism

To exploit this vulnerability, an attacker would need to entice a victim into opening a malicious file, triggering the Out-of-bounds Write action.

Mitigation and Prevention

To safeguard systems against CVE-2021-28596, immediate action and long-term security practices are recommended.

Immediate Steps to Take

Users are advised to apply security patches provided by Adobe promptly and avoid opening files from unknown or untrusted sources.

Long-Term Security Practices

Implementing robust cybersecurity measures, regularly updating software, and educating users on file safety practices can enhance overall security resilience.

Patching and Updates

Regularly monitoring for security advisories and promptly applying security updates is crucial to prevent exploitation of known vulnerabilities.