CVE-2021-42269 : Exploit Details and Defense Strategies

Adobe Animate version 21.0.9 and earlier are affected by a use-after-free vulnerability in FLA file parsing, allowing remote code execution.

Understanding CVE-2021-42269

Adobe Animate FLA File Parsing Use After Free Remote Code Execution vulnerability details and impact.

What is CVE-2021-42269?

Adobe Animate versions 21.0.9 and earlier are prone to a use-after-free flaw in processing malformed FLA files, potentially leading to arbitrary code execution within the user's context.

The Impact of CVE-2021-42269

CVSS Base Score: 7.8 (High)
Attack Vector: Local
User Interaction: Required
Exploitation involves enticing a victim to open a malicious file, enabling an attacker to execute arbitrary code.

Technical Details of CVE-2021-42269

Insights into the vulnerability, affected systems, and exploitation.

Vulnerability Description

The vulnerability arises from improper handling of FLA files, allowing an attacker to trigger code execution.

Affected Systems and Versions

Adobe Animate versions 21.0.9 and earlier
Custom unspecified versions are also impacted

Exploitation Mechanism

User interaction is necessary: a victim must open a crafted file to initiate malicious code execution.

Mitigation and Prevention

Protective measures against the CVE-2021-42269 vulnerability.

Immediate Steps to Take

Update Adobe Animate to the latest version
Refrain from opening unsolicited or suspicious FLA files

Long-Term Security Practices

Regularly update software and security patches
Implement security training to enhance user awareness

Patching and Updates

Apply vendor-released patches promptly to mitigate the risk of exploitation.