CVE-2021-40775 : What You Need to Know

Adobe Prelude version 10.1 (and earlier) is impacted by a memory corruption vulnerability due to insecure handling of SVG files, potentially leading to arbitrary code execution.

Understanding CVE-2021-40775

Adobe Prelude SVG File Parsing Memory Corruption Arbitrary Code Execution

What is CVE-2021-40775?

Adobe Prelude version 10.1 (and earlier) is susceptible to a memory corruption flaw when processing malicious SVG files.
Exploiting the vulnerability may allow an attacker to execute arbitrary code within the current user's context.
The victim needs to interact by opening a specially crafted file to trigger the exploit.

The Impact of CVE-2021-40775

CVSS Base Score: 7.8 (High)
Attack Vector: Local
Privileges Required: None
User Interaction: Required
Confidentiality, Integrity, and Availability Impact: All High
Vulnerability Type: Access of Memory Location After End of Buffer (CWE-788)
Finding Date: 2021-10-26
Update Date: 2021-11-22
Reference Link

Technical Details of CVE-2021-40775

Adobe Prelude version 10.1 (and earlier) vulnerability details.

Vulnerability Description

The issue stems from insecure handling of malicious SVG files leading to memory corruption.

Affected Systems and Versions

Product: Adobe Prelude
Vendor: Adobe
Versions Affected: 10.1 and earlier

Exploitation Mechanism

Attacker requires a victim to open a specially crafted malicious SVG file to exploit the vulnerability.

Mitigation and Prevention

Steps to mitigate the impact of CVE-2021-40775.

Immediate Steps to Take

Immediately update Adobe Prelude to a secure version.
Avoid opening unknown or suspicious SVG files.

Long-Term Security Practices

Regularly update software and security patches.
Educate users on safe file handling practices.

Patching and Updates

Adobe may release patches to address the memory corruption vulnerability. Stay informed about updates and apply them promptly.