CVE-2021-39830 : What You Need to Know

Adobe FrameMaker PDF File Parsing Memory Corruption Remote Code Execution Vulnerability

Understanding CVE-2021-39830

Adobe FrameMaker versions 2019 Update 8 and 2020 Release Update 2 are affected by a memory corruption vulnerability due to insecure handling of malicious PDF files.

What is CVE-2021-39830?

Adobe FrameMaker versions 2019 Update 8 and 2020 Release Update 2 are impacted.
Vulnerability allows arbitrary code execution in the user context with user interaction.

The Impact of CVE-2021-39830

CVSS Base Score: 7.8 (High)
Attack Complexity: Low
Attack Vector: Local
Other impacts include high confidentiality, integrity, and availability impacts.

Technical Details of CVE-2021-39830

Adobe FrameMaker vulnerability details and impact.

Vulnerability Description

Vulnerability related to memory corruption during PDF file parsing.
Risk of arbitrary code execution due to insecure handling of PDF files.

Affected Systems and Versions

Adobe FrameMaker versions 2019 Update 8 and 2020 Release Update 2.
Specific affected versions mentioned: 2019.8 and 2020.2.

Exploitation Mechanism

Exploitation requires user interaction with a malicious PDF file.
Successful exploitation can lead to arbitrary code execution.

Mitigation and Prevention

Ways to mitigate and prevent exploitation of CVE-2021-39830.

Immediate Steps to Take

Update Adobe FrameMaker to the latest version.
Avoid opening PDF files from untrusted sources.
Educate users about the risks associated with opening unknown PDF files.

Long-Term Security Practices

Implement security awareness training for employees.
Utilize advanced threat protection solutions to detect and prevent such vulnerabilities.

Patching and Updates

Regularly check for security updates and patches from Adobe.
Apply updates promptly to ensure protection from known vulnerabilities.