CVE-2021-42263 : Security Advisory and Response

Adobe Premiere Pro 15.4.1 (and earlier) is affected by a Null pointer dereference vulnerability that could lead to an application denial-of-service.

Understanding CVE-2021-42263

Adobe Premiere Pro has a vulnerability that attackers could exploit to cause an application denial-of-service.

What is CVE-2021-42263?

CVE-2021-42263 is a Null pointer dereference vulnerability in Adobe Premiere Pro versions 15.4.1 and earlier. It occurs when processing a specially crafted file, allowing an unauthenticated attacker to trigger a denial-of-service affecting the current user.

The Impact of CVE-2021-42263

This vulnerability has a CVSS base score of 5.5, indicating a medium severity with a high impact on availability. The exploitation requires user interaction by opening a malicious file.

Technical Details of CVE-2021-42263

Adobe Premiere Pro vulnerability details and affected systems.

Vulnerability Description

The vulnerability is a Null pointer dereference issue that can be triggered by parsing a maliciously crafted file in Adobe Premiere Pro.

Affected Systems and Versions

Product: Adobe Premiere
Vendor: Adobe
Versions affected: Adobe Premiere 15.4.1 and earlier

Exploitation Mechanism

Attack Complexity: LOW
Attack Vector: LOCAL
Privileges Required: NONE
User Interaction: REQUIRED
Exploitation Scope: UNCHANGED

Mitigation and Prevention

Methods to mitigate and prevent the CVE-2021-42263 vulnerability.

Immediate Steps to Take

Adobe users should avoid opening files from untrusted sources.
Regularly update Adobe Premiere Pro to the latest version.

Long-Term Security Practices

Educate users about the risks of opening unknown or suspicious files.
Implement proper security measures to prevent such vulnerabilities.

Patching and Updates

Adobe has released patches to address this vulnerability. It is crucial to promptly apply these updates for enhanced security.