CVE-2020-28635 : What You Need to Know

CVE-2020-28635, assigned by Talos, involves multiple code execution vulnerabilities in the Nef polygon-parsing functionality of CGAL libcgal CGAL-5.1.1. Attackers can exploit these vulnerabilities by providing specially crafted malformed files, leading to out-of-bounds reads, type confusion, and potential code execution.

Understanding CVE-2020-28635

This CVE identifies critical vulnerabilities in the CGAL libcgal library that can be exploited for code execution.

What is CVE-2020-28635?

CVE-2020-28635 highlights multiple code execution vulnerabilities in the Nef polygon-parsing functionality of CGAL libcgal CGAL-5.1.1.

The Impact of CVE-2020-28635

The vulnerabilities can result in out-of-bounds reads, type confusion, and potential code execution, posing a significant risk to affected systems.

Technical Details of CVE-2020-28635

This section provides detailed technical information about the CVE.

Vulnerability Description

The vulnerability allows attackers to trigger out-of-bounds reads and type confusion by providing specially crafted files, potentially leading to code execution.

Affected Systems and Versions

Vendor: CGAL Project
Product: libcgal
Affected Version: CGAL-5.1.1

Exploitation Mechanism

The vulnerabilities can be exploited by providing malicious input to trigger out-of-bounds reads and type confusion, ultimately leading to code execution.

Mitigation and Prevention

Protecting systems from CVE-2020-28635 is crucial to maintaining security.

Immediate Steps to Take

Apply patches and updates provided by the vendor promptly.
Implement proper input validation mechanisms to prevent malicious file execution.

Long-Term Security Practices

Conduct regular security assessments and audits to identify vulnerabilities.
Educate users and developers on secure coding practices to mitigate similar risks.

Patching and Updates

Regularly monitor for security advisories and apply patches released by the vendor to address CVE-2020-28635.