CVE-2021-42735 : What You Need to Know

Adobe Photoshop version 22.5.1 (and earlier versions) is affected by an Access of Memory Location After End of Buffer vulnerability, potentially leading to arbitrary code execution. User interaction is required to exploit this vulnerability.

Understanding CVE-2021-42735

What is CVE-2021-42735?

This CVE describes a vulnerability in Adobe Photoshop that could allow an attacker to execute arbitrary code by accessing memory locations after the end of a buffer.

The Impact of CVE-2021-42735

This vulnerability has a CVSS v3.1 base score of 7.8, with high impacts on confidentiality, integrity, and availability. It requires user interaction for exploitation.

Technical Details of CVE-2021-42735

Vulnerability Description

The vulnerability in Adobe Photoshop allows accessing memory locations after the end of a buffer, leading to potential arbitrary code execution.

Affected Systems and Versions

Product: Photoshop
Vendor: Adobe
Versions affected:
<= 22.5.1 and earlier versions
None specified

Exploitation Mechanism

User interaction is required to exploit this vulnerability.

Mitigation and Prevention

Immediate Steps to Take

Update Adobe Photoshop to the latest version.
Be cautious of opening files from untrusted sources.

Long-Term Security Practices

Regularly update software to patch known vulnerabilities.
Educate users on safe browsing practices.

Patching and Updates

Apply security patches provided by Adobe to fix the vulnerability.