CVE-2019-5063 : Security Advisory and Response

OpenCV 4.1.0 contains a vulnerability in its data structure persistence feature, specifically in the handling of XML files. This flaw can be exploited by an attacker who provides a specifically crafted XML file, causing a buffer overflow that can lead to multiple heap corruptions and potentially execute malicious code.

Understanding CVE-2019-5063

OpenCV 4.1.0 is affected by a heap buffer overflow vulnerability that can be triggered by a specially crafted XML file, leading to code execution.

What is CVE-2019-5063?

CVE-2019-5063 is a vulnerability in OpenCV 4.1.0 that allows an attacker to exploit the data structure persistence functionality through a crafted XML file, resulting in heap corruptions and potential code execution.

The Impact of CVE-2019-5063

The vulnerability has a CVSS base score of 8.8, indicating a high severity issue with significant impacts on confidentiality, integrity, and availability of affected systems.

Technical Details of CVE-2019-5063

OpenCV 4.1.0 vulnerability details and affected systems.

Vulnerability Description

An exploitable heap buffer overflow vulnerability exists in the data structure persistence functionality of OpenCV 4.1.0. A specially crafted XML file can cause a buffer overflow, resulting in multiple heap corruptions and potential code execution.

Affected Systems and Versions

Product: OpenCV
Version: 4.1.0

Exploitation Mechanism

Attack Complexity: Low
Attack Vector: Network
Privileges Required: None
User Interaction: Required
Scope: Unchanged
Confidentiality Impact: High
Integrity Impact: High
Availability Impact: High

Mitigation and Prevention

Steps to mitigate and prevent the CVE-2019-5063 vulnerability.

Immediate Steps to Take

Update OpenCV to a patched version that addresses the vulnerability.
Avoid opening untrusted XML files to prevent exploitation.

Long-Term Security Practices

Regularly update software and apply security patches.
Implement network security measures to detect and block malicious XML files.

Patching and Updates

Stay informed about security alerts and updates from OpenCV.