CVE-2021-28237 : Vulnerability Insights and Analysis

A heap-buffer overflow vulnerability was discovered in LibreDWG v0.12.3 via decode_preR13.

Understanding CVE-2021-28237

This CVE identifies a specific vulnerability in the LibreDWG library.

What is CVE-2021-28237?

CVE-2021-28237 refers to a heap-buffer overflow vulnerability found in LibreDWG v0.12.3 via decode_preR13.

The Impact of CVE-2021-28237

This vulnerability could potentially allow attackers to execute arbitrary code or cause a denial of service by triggering the overflow.

Technical Details of CVE-2021-28237

This section dives deeper into the technical aspects of the CVE.

Vulnerability Description

The vulnerability arises due to improper handling of certain data, leading to a heap-buffer overflow vulnerability.

Affected Systems and Versions

LibreDWG version 0.12.3 is affected by this vulnerability.

Exploitation Mechanism

Attackers can exploit this vulnerability by providing specially crafted input to trigger the overflow.

Mitigation and Prevention

Learn how to protect systems from CVE-2021-28237.

Immediate Steps to Take

It is recommended to update LibreDWG to a non-vulnerable version and monitor for any suspicious activities.

Long-Term Security Practices

Implement secure coding practices and regular security audits to prevent similar vulnerabilities in the future.

Patching and Updates

Stay informed about security patches and updates released by LibreDWG to address this vulnerability.