CVE-2020-12527 : Vulnerability Insights and Analysis

An issue was discovered in MB connect line mymbCONNECT24, mbCONNECT24, and Helmholz myREX24 and myREX24.virtual in all versions through v2.11.2. Improper access validation allows a logged-in user to shut down or reboot devices in his account without having corresponding permissions.

Understanding CVE-2020-12527

This CVE involves improper access validation in products of MB connect line and Helmholz.

What is CVE-2020-12527?

CVE-2020-12527 is a vulnerability that affects mymbCONNECT24, mbCONNECT24, myREX24, and myREX24.virtual products, allowing unauthorized shutdown or reboot of devices by a logged-in user.

The Impact of CVE-2020-12527

The vulnerability has a CVSS base score of 6.5, with a medium severity rating. It poses a high availability impact, allowing unauthorized actions on affected devices.

Technical Details of CVE-2020-12527

This section provides detailed technical information about the CVE.

Vulnerability Description

The vulnerability stems from improper access validation, enabling users to perform unauthorized actions on devices within their account.

Affected Systems and Versions

Products affected include mymbCONNECT24, mbCONNECT24, myREX24, and myREX24.virtual.
Versions up to v2.11.2 are vulnerable.

Exploitation Mechanism

Attack Complexity: Low
Attack Vector: Network
Privileges Required: Low
User Interaction: None
Scope: Unchanged

Mitigation and Prevention

To address CVE-2020-12527, follow these mitigation strategies.

Immediate Steps to Take

Update the affected products to version 2.12.1.

Long-Term Security Practices

Regularly review and update access control policies.
Conduct security training for users on proper device usage.

Patching and Updates

Apply security patches promptly to address known vulnerabilities.