CVE-2020-15638 : Security Advisory and Response

This CVE-2020-15638 article provides insights into a vulnerability in Foxit PhantomPDF 9.7.2.29539 that allows remote attackers to execute arbitrary code.

Understanding CVE-2020-15638

This section delves into the specifics of the vulnerability and its impact.

What is CVE-2020-15638?

CVE-2020-15638 is a vulnerability in Foxit PhantomPDF 9.7.2.29539 that enables remote attackers to execute arbitrary code by exploiting a flaw in the NodeProperties::InferReceiverMapsUnsafe method.

The Impact of CVE-2020-15638

The vulnerability has a CVSS base score of 7.8, indicating a high severity level with confidentiality, integrity, and availability impacts being high. User interaction is required for exploitation.

Technical Details of CVE-2020-15638

This section provides technical details of the vulnerability.

Vulnerability Description

The vulnerability arises from inadequate validation of user-supplied data, leading to a type confusion condition that allows attackers to execute code within the current process.

Affected Systems and Versions

Product: PhantomPDF
Vendor: Foxit
Version: 9.7.2.29539

Exploitation Mechanism

Attack Complexity: Low
Attack Vector: Local
Privileges Required: None
User Interaction: Required
Scope: Unchanged

Mitigation and Prevention

Learn how to mitigate and prevent exploitation of CVE-2020-15638.

Immediate Steps to Take

Update Foxit PhantomPDF to a patched version.
Avoid visiting suspicious or untrusted websites.
Exercise caution when opening files from unknown sources.

Long-Term Security Practices

Regularly update software and security patches.
Implement robust cybersecurity measures to prevent code execution attacks.

Patching and Updates

Apply security patches provided by Foxit to address the vulnerability.