What is the CVSS score of CVE-2021-22272?

CVE-2021-22272 has a CVSS 3.1 base score of 9.4 (Critical). CVSS vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:H/A:H. EPSS exploitation probability: 0.6%.

Mybuildings CVE-2021-22272

CRITICAL

Information Exposure (CWE-200)

2021-09-27 cybersecurity@ch.abb.com

Abb Information Disclosure Mybuildings Mybusch Jaeger

9.4

CVSS 3.1 · NVD

Severity by source

NVD PRIMARY

9.4 CRITICAL

AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:H/A:H

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:H/A:H

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

Low

Integrity

High

Availability

High

Lifecycle Timeline

CVE Published

Sep 27, 2021 - 14:15 nvd

CRITICAL 9.4

DescriptionNVD

The vulnerability origins in the commissioning process where an attacker of the ControlTouch can enter a serial number in a specific way to transfer the device virtually into her/his my.busch-jaeger.de or mybuildings.abb.com profile. A successful attacker can observe and control a ControlTouch remotely under very specific circumstances. The issue is fixed in the cloud side of the system. No firmware update is needed for customer products. If a user wants to understand if (s)he is affected, please read the advisory. This issue affects: ABB and Busch-Jaeger, ControlTouch

AnalysisAI

The vulnerability origins in the commissioning process where an attacker of the ControlTouch can enter a serial number in a specific way to transfer the device virtually into her/his. Rated critical severity (CVSS 9.4), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.

Technical ContextAI

This vulnerability is classified as Exposure of Sensitive Information (CWE-200), which allows attackers to access sensitive data that should not be disclosed. The vulnerability origins in the commissioning process where an attacker of the ControlTouch can enter a serial number in a specific way to transfer the device virtually into her/his my.busch-jaeger.de or mybuildings.abb.com profile. A successful attacker can observe and control a ControlTouch remotely under very specific circumstances. The issue is fixed in the cloud side of the system. No firmware update is needed for customer products. If a user wants to understand if (s)he is affected, please read the advisory. This issue affects: ABB and Busch-Jaeger, ControlTouch Affected products include: Abb Mybuildings, Busch-Jaeger Mybusch-Jaeger.

RemediationAI

No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Minimize information in error messages, implement proper access controls, encrypt sensitive data at rest and in transit.