CVE-2019-14717 : Vulnerability Insights and Analysis

Verifone Verix OS on VerixV Pinpad Payment Terminals with QT000530 have a Buffer Overflow vulnerability via the Run system call.

Understanding CVE-2019-14717

The vulnerability identified in Verifone Verix OS on VerixV Pinpad Payment Terminals with QT000530 allows for a Buffer Overflow attack.

What is CVE-2019-14717?

The Run system call on these specific payment terminals is susceptible to a Buffer Overflow, potentially leading to unauthorized access and system compromise.

The Impact of CVE-2019-14717

Exploitation of this vulnerability could result in an attacker executing arbitrary code, causing system crashes, data leaks, or even complete system takeover.

Technical Details of CVE-2019-14717

Vulnerability Description

The Buffer Overflow vulnerability in Verifone Verix OS on VerixV Pinpad Payment Terminals with QT000530 arises from improper handling of data within the Run system call, allowing attackers to overwrite memory beyond the allocated buffer.

Affected Systems and Versions

Vendor: Verifone
Product: Verix OS
Version: QT000530

Exploitation Mechanism

Attackers can exploit this vulnerability by crafting malicious input to the Run system call, exceeding the buffer's capacity and overwriting adjacent memory locations.

Mitigation and Prevention

Immediate Steps to Take

Implement network segmentation to limit access to vulnerable systems
Monitor system logs for any unusual activities or attempts to exploit the vulnerability

Long-Term Security Practices

Regularly update and patch Verifone Verix OS and associated software
Conduct security assessments and penetration testing to identify and address vulnerabilities

Patching and Updates

Apply patches and updates provided by Verifone to address the Buffer Overflow vulnerability in VerixV Pinpad Payment Terminals with QT000530.