CVE-2021-35993 : Security Advisory and Response

Adobe After Effects version 18.2.1 (and earlier) is affected by an out-of-bounds Write vulnerability when parsing a specially crafted file. An unauthenticated attacker could leverage this vulnerability to achieve arbitrary code execution in the context of the current user. It requires user interaction as the victim must open a malicious file.

Understanding CVE-2021-35993

This CVE affects Adobe After Effects software, potentially allowing remote code execution.

What is CVE-2021-35993?

CVE-2021-35993 refers to a vulnerability in Adobe After Effects that could be exploited by an unauthenticated attacker to execute arbitrary code.

The Impact of CVE-2021-35993

The vulnerability has a CVSS base score of 7.8, indicating a high severity level. Attackers can achieve arbitrary code execution with high confidentiality, integrity, and availability impact.

Technical Details of CVE-2021-35993

This section provides technical details about the vulnerability in Adobe After Effects.

Vulnerability Description

The vulnerability involves out-of-bounds Write when parsing a specially crafted file, leading to remote code execution.

Affected Systems and Versions

Adobe After Effects versions 18.2.1 and earlier are affected by this vulnerability.

Exploitation Mechanism

Exploitation requires the victim to open a malicious file, allowing the attacker to execute arbitrary code in the context of the current user.

Mitigation and Prevention

To secure systems from CVE-2021-35993, immediate steps and long-term security practices are recommended.

Immediate Steps to Take

Users should avoid opening untrusted or suspicious files to mitigate the risk of exploitation.

Long-Term Security Practices

Regularly update Adobe After Effects software and implement security best practices to prevent similar vulnerabilities.

Patching and Updates

Adobe has released patches to address this vulnerability. Ensure systems are up to date with the latest security updates.