CVE-2020-15046 Explained : Impact and Mitigation

Supermicro X10DRH-iT motherboards with BIOS 2.0a and IPMI firmware 03.40 are vulnerable to a CSRF issue that allows remote attackers to add new admin users.

Understanding CVE-2020-15046

This CVE identifies a security vulnerability in Supermicro X10DRH-iT motherboards that can be exploited by attackers to manipulate admin user accounts.

What is CVE-2020-15046?

The vulnerability in the web interface of Supermicro X10DRH-iT motherboards enables attackers to perform unauthorized actions, such as adding new admin users, through a CSRF exploit.

The Impact of CVE-2020-15046

The vulnerability poses a significant risk as it allows malicious actors to gain unauthorized access and control over the affected systems, potentially leading to data breaches and system compromise.

Technical Details of CVE-2020-15046

Supermicro X10DRH-iT motherboards with specific BIOS and IPMI firmware versions are susceptible to this security flaw.

Vulnerability Description

The vulnerability arises from a CSRF issue in the cgi/config_user.cgi script of the web interface, enabling attackers to add new admin users without proper authentication.

Affected Systems and Versions

Supermicro X10DRH-iT motherboards with BIOS version 2.0a
IPMI firmware version 03.40

Exploitation Mechanism

Attackers can exploit the CSRF vulnerability in the web interface to forge requests that add unauthorized admin users to the system, potentially compromising its security.

Mitigation and Prevention

It is crucial to take immediate steps to address and prevent the exploitation of CVE-2020-15046.

Immediate Steps to Take

Update BIOS to version 3.2 and IPMI firmware to version 03.88, as these versions contain fixes for the vulnerability.
Regularly monitor and review admin user accounts for any unauthorized additions.

Long-Term Security Practices

Implement network segmentation to restrict access to critical systems.
Conduct regular security audits and penetration testing to identify and address vulnerabilities.

Patching and Updates

Stay informed about security updates and patches released by Supermicro for the X10DRH-iT motherboards.
Promptly apply patches to ensure that systems are protected against known vulnerabilities.