CVE-2020-14500 : What You Need to Know

CVE-2020-14500 is a critical vulnerability in Secomea GateManager versions prior to 9.2c, allowing attackers to overwrite arbitrary data by sending a negative value.

Understanding CVE-2020-14500

This CVE involves improper neutralization of null byte or NUL character (CWE-158) in Secomea GateManager.

What is CVE-2020-14500?

This CVE refers to a security flaw in Secomea GateManager versions before 9.2c, enabling malicious actors to manipulate data through the exploitation of null bytes.

The Impact of CVE-2020-14500

The vulnerability has a critical severity level with high impacts on confidentiality, integrity, and availability, posing a significant risk to affected systems.

Technical Details of CVE-2020-14500

This section delves into the specific technical aspects of the CVE.

Vulnerability Description

The vulnerability allows attackers to send a negative value, leading to the overwrite of arbitrary data within Secomea GateManager.

Affected Systems and Versions

Product: Secomea GateManager all versions prior to 9.2c
Vendor: Secomea GateManager all versions prior to 9.2c

Exploitation Mechanism

Attack Complexity: Low
Attack Vector: Network
Privileges Required: None
Scope: Changed
User Interaction: None
Vector String: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H

Mitigation and Prevention

Protecting systems from CVE-2020-14500 requires immediate actions and long-term security practices.

Immediate Steps to Take

Update Secomea GateManager to version 9.2c or higher to mitigate the vulnerability.
Monitor network traffic for any suspicious activities that could indicate exploitation.

Long-Term Security Practices

Regularly apply security patches and updates to all software and systems.
Conduct security training for employees to raise awareness of potential threats.

Patching and Updates

Ensure timely installation of security patches and updates provided by Secomea to address CVE-2020-14500.