CVE-2021-42267 : Vulnerability Insights and Analysis

Adobe Animate version 21.0.9 (and earlier) is affected by a memory corruption vulnerability due to insecure handling of a malicious FLA file, potentially resulting in arbitrary code execution in the context of the current user. User interaction is required to exploit this vulnerability.

Understanding CVE-2021-42267

Adobe Animate FLA File Parsing Memory Corruption Arbitrary Code Execution is a vulnerability that impacts Adobe Animate versions.

What is CVE-2021-42267?

Adobe Animate version 21.0.9 (and earlier) is susceptible to a memory corruption flaw due to improper handling of malicious FLA files.
This vulnerability may lead to arbitrary code execution with the user's privileges.
Exploiting this issue requires user interaction.

The Impact of CVE-2021-42267

CVSS Base Score: 7.8 (High)
Severity: High
Attack Vector: Local
Scope: Unchanged
User Interaction: Required
Confidentiality, Integrity, and Availability Impact: High
An attacker could execute arbitrary code in the context of the current user by exploiting this vulnerability.

Technical Details of CVE-2021-42267

Adobe Animate vulnerability technical details.

Vulnerability Description

The vulnerability stems from a memory corruption issue in the parsing of FLA files.

Affected Systems and Versions

Affected Product: Adobe Animate
Vendor: Adobe
Vulnerable Versions: <= 21.0.9

Exploitation Mechanism

Attack Complexity: Low
Privileges Required: None
Exploitation of this vulnerability necessitates user interaction and occurs locally.

Mitigation and Prevention

Ways to mitigate and prevent the exploitation of CVE-2021-42267.

Immediate Steps to Take

Update Adobe Animate to the latest version.
Avoid opening suspicious FLA files or content from untrusted sources.

Long-Term Security Practices

Regularly update software and apply security patches promptly.
Educate users about the risks of opening files from unknown sources.

Patching and Updates

Keep the software updated to the latest patched version to protect against known vulnerabilities.