CVE-2021-21075 : What You Need to Know

Adobe Animate version 21.0.3 and earlier has been found to be vulnerable to an Out-of-bounds Read exploit. This vulnerability can be utilized by an unauthenticated attacker to access sensitive information. This article provides an overview of the CVE-2021-21075 including its impact, technical details, and mitigation strategies.

Understanding CVE-2021-21075

Adobe Animate out-of-bounds read vulnerability

What is CVE-2021-21075?

CVE-2021-21075 affects Adobe Animate version 21.0.3 and earlier, allowing unauthorized access to sensitive data through an out-of-bounds read exploit. The vulnerability necessitates user interaction to execute a malicious file.

The Impact of CVE-2021-21075

The vulnerability poses a high risk with a CVSS base score of 7.8, highlighting the potential for unauthorized disclosure of sensitive information within the context of the current user. It requires low complexity for an attacker to leverage with high confidentiality impact.

Technical Details of CVE-2021-21075

Vulnerability Description

The vulnerability in Adobe Animate version 21.0.3 and prior versions enables an unauthenticated attacker to gain unauthorized access to sensitive user information through an out-of-bounds read exploit.

Affected Systems and Versions

Adobe Animate versions 21.0.3 and earlier are confirmed to be impacted by this vulnerability, requiring immediate attention and mitigation strategies.

Exploitation Mechanism

Exploiting this vulnerability necessitates user interaction, where a victim unknowingly opens a malicious file that triggers the exploit, leading to the disclosure of sensitive data.

Mitigation and Prevention

Immediate Steps to Take

Users are advised to update Adobe Animate to a secure version, diligently scrutinize files before opening them, and exercise caution while interacting with unknown sources to prevent exploitation.

Long-Term Security Practices

Implementing secure software development practices, conducting regular vulnerability assessments, and staying informed about the latest security threats are essential for long-term protection.

Patching and Updates

Adobe has released patches and updates to address CVE-2021-21075. It is recommended to apply these patches promptly to mitigate the risk of exploitation.