SB2021120805 - Multiple vulnerabilities in Hitachi Energy XMC20 and FOX61x

Description

This security bulletin contains information about 2 secuirty vulnerabilities.

1) Weak password requirements (CVE-ID: CVE-2021-40333)

The vulnerability allows an attacker to perform brute-force attack and guess the password.

The vulnerability exists due to weak password requirements. A remote administrator can perform a brute-force attack and gain unauthorized access to the DCN routing configuration.

2) Missing Handler (CVE-ID: CVE-2021-40334)

The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.

The vulnerability exists due to the implementation of the proprietary management protocol. A remote attacker can cause a disruption to the NMS and NE communication.

Remediation

Install update from vendor's website.

References

• https://search.abb.com/library/Download.aspx?DocumentID=8DBD000062&LanguageCode=en&DocumentPartId=&Action=Launch
• https://search.abb.com/library/Download.aspx?DocumentID=8DBD000069&LanguageCode=en&DocumentPartId=&Action=Launch