Multiple vulnerabilities in Hitachi Energy XMC20 and FOX61x



Published: 2021-12-08
Risk High
Patch available YES
Number of vulnerabilities 2
CVE-ID CVE-2021-40333
CVE-2021-40334
CWE-ID CWE-521
CWE-431
Exploitation vector Network
Public exploit N/A
Vulnerable software
Subscribe
XMC20
Hardware solutions / Routers & switches, VoIP, GSM, etc

FOX61x
Hardware solutions / Routers & switches, VoIP, GSM, etc

Vendor

Security Bulletin

This security bulletin contains information about 2 vulnerabilities.

1) Weak password requirements

EUVDB-ID: #VU58653

Risk: Low

CVSSv3.1: 7.8 [CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:L/I:H/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2021-40333

CWE-ID: CWE-521 - Weak Password Requirements

Exploit availability: No

Description

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.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

XMC20: before R15A

FOX61x: before R15A

External links

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


Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote authenticated privileged user via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.

2) Missing Handler

EUVDB-ID: #VU58661

Risk: High

CVSSv3.1: 7.5 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:N/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2021-40334

CWE-ID: CWE-431 - Missing Handler

Exploit availability: No

Description

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.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

XMC20: before R15A

FOX61x: before R15A

External links

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


Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.



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