CVE-2021-28620 : What You Need to Know

Adobe Animate version 21.0.6 (and earlier) has been identified with a Heap-based Buffer Overflow vulnerability, allowing an unauthenticated attacker to execute arbitrary code on the victim's system. This content provides detailed insights into the impact, technical details, and mitigation strategies for CVE-2021-28620.

Understanding CVE-2021-28620

Adobe Animate heap corruption vulnerability could lead to arbitrary code execution.

What is CVE-2021-28620?

Adobe Animate version 21.0.6 (and earlier) is affected by a Heap-based Buffer Overflow vulnerability. An unauthenticated attacker could leverage this vulnerability to achieve arbitrary code execution in the context of the current user. Exploitation of this issue requires user interaction in that a victim must open a malicious file.

The Impact of CVE-2021-28620

With a CVSS base score of 7.8 (High Severity), this vulnerability poses a significant risk. Attackers can exploit the heap-based buffer overflow to compromise confidentiality, integrity, and availability of affected systems.

Technical Details of CVE-2021-28620

The technical details cover the vulnerability description, affected systems, versions, and exploitation mechanism.

Vulnerability Description

The vulnerability lies in Adobe Animate's handling of certain data, leading to a heap-based buffer overflow. By manipulating data input, attackers can execute arbitrary code, posing severe security risks.

Affected Systems and Versions

Adobe Animate versions up to 21.0.6 are impacted by this vulnerability.

Exploitation Mechanism

To exploit this vulnerability, an attacker needs to trick a victim into opening a specially crafted malicious file. This interaction triggers the execution of arbitrary code, compromising the user's system.

Mitigation and Prevention

Understanding the immediate steps to take and implementing long-term security practices is crucial to mitigate the risks associated with CVE-2021-28620.

Immediate Steps to Take

Users are advised to update Adobe Animate to the latest version available, apply security patches, and exercise caution when opening files from untrusted sources.

Long-Term Security Practices

Enforcing strong security measures like network segmentation, regular security audits, and user awareness training can enhance overall system resilience.

Patching and Updates

Regularly monitor security advisories from Adobe and promptly apply updates to mitigate vulnerabilities and enhance system security.