CVE-2020-28606 Explained : Impact and Mitigation

Multiple code execution vulnerabilities exist in the Nef polygon-parsing functionality of CGAL libcgal CGAL-5.1.1, potentially leading to out-of-bounds read and type confusion, allowing for code execution.

Understanding CVE-2020-28606

This CVE involves multiple code execution vulnerabilities in CGAL libcgal CGAL-5.1.1, which can be exploited by a specially crafted malformed file.

What is CVE-2020-28606?

The CVE-2020-28606 vulnerability involves code execution risks in the Nef polygon-parsing functionality of CGAL libcgal CGAL-5.1.1. Attackers can exploit this by providing malicious input to trigger the vulnerabilities.

The Impact of CVE-2020-28606

The vulnerabilities can result in out-of-bounds read and type confusion, potentially leading to code execution, posing a critical threat to affected systems.

Technical Details of CVE-2020-28606

This section provides detailed technical information about the vulnerability.

Vulnerability Description

An out-of-bounds read vulnerability exists in Nef_2/PM_io_parser.h PM_io_parser<PMDEC>::read_hedge() e->set_face().

Affected Systems and Versions

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

Exploitation Mechanism

The vulnerability can be exploited by providing a specially crafted malformed file to trigger the out-of-bounds read and type confusion, leading to potential code execution.

Mitigation and Prevention

To address CVE-2020-28606, follow these mitigation strategies:

Immediate Steps to Take

Apply vendor patches promptly
Implement input validation to prevent malicious input
Monitor and restrict network access

Long-Term Security Practices

Regularly update and patch software
Conduct security training for developers and users
Implement secure coding practices

Patching and Updates

Ensure timely installation of security patches and updates to mitigate the risks associated with CVE-2020-28606.