ControlTouch Cloud Service vulnerability: Serial Number can be misused during commissioning phase.
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- None
- Attack complexity
- Low
- Impact type
- Information disclosure
- Confidentiality · integrity · availability
- Low · High · High
- Fix status
- Fixed
Attack profile from CVSS 3.1 · NVD. Fix status from CNA. Impact type from CWE-200.
Summary
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
Why it matters now
SSVC decision points
Not available: CISA has not published SSVC decision points for this record.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| ABB | mybuildings.abb.com | 2021-05-03 to before 2021-05-03 | 2021-05-03 | Patch available | CNA |
| Busch-Jaeger | my.busch-jaeger.de | 2021-05-03 to before 2021-05-03 | 2021-05-03 | Patch available | CNA |
- mybuildings.abb.com VendorABB Affected 2021-05-03 to before 2021-05-03 Fixed in 2021-05-03 Patch available CNA
- my.busch-jaeger.de VendorBusch-Jaeger Affected 2021-05-03 to before 2021-05-03 Fixed in 2021-05-03 Patch available CNA
CPE configurations NVD · 2
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:abb:mybuildings:*:*:*:*:*:*:*:* | before 2021-05-03 | Vulnerable | ABB |
| cpe:2.3:a:busch-jaeger:mybusch-jaeger:*:*:*:*:*:*:*:* | before 2021-05-03 | Vulnerable | Busch-Jaeger |
- cpe:2.3:a:abb:mybuildings:*:*:*:*:*:*:*:* Versions before 2021-05-03 Vulnerable ·ABB
- cpe:2.3:a:busch-jaeger:mybusch-jaeger:*:*:*:*:*:*:*:* Versions before 2021-05-03 Vulnerable ·Busch-Jaeger
Remediation
- Fix · CNA mybuildings.abb.com (ABB) Fixed in 2021-05-03
- Fix · CNA my.busch-jaeger.de (Busch-Jaeger) Fixed in 2021-05-03
Timeline
- 2026-10-02 Threatist record created from CVE-2021-22272
- 2026-10-03 Alias added: GHSA-m839-458p-p487
- 2026-10-11 EPSS moved to the 50th–90th percentile
References
Sources
- CVE-2021-22272 · CVE Program
- CVE-2021-22272 · NVD
- FIRST EPSS
- GHSA-m839-458p-p487 · GitHub Advisory Database · CC BY 4.0
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