Information disclosure in Abb Mybuildings
CVE-2021-22272
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
Vulnerability class: Information Disclosure
EPSS: 0.007 (47.8th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 6.5 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N.
Affected products
- Abb Mybuildings
- Abb Mybuildings.abb.com — versions 2021-05-03
- Busch-jaeger Mybusch-jaeger
- Busch-jaeger My.busch-jaeger.de — versions 2021-05-03
Weakness classification (CWE)
References
- cybersecurity@ch.abb.com (x_refsource_MISC, Vendor Advisory)
Frequently asked questions
- What is CVE-2021-22272?
- CVE-2021-22272 is a medium-severity vulnerability in Abb Mybuildings, classified under Information Disclosure. CVSS score: 6.5/10. Published 2021-09-27.
- How severe is CVE-2021-22272?
- Medium severity. CVSS v3 base score is 6.5 out of 10.