CVE-2021-37292
An Access Control vulnerability exists in KevinLAB Inc Building Energy Management System 4ST BEMS...
An Access Control vulnerability exists in KevinLAB Inc Building Energy Management System 4ST BEMS 1.0.0 due to an undocumented backdoor account. A malicious user can log in using the backdor account with admin highest privileges and obtain system control.
Attack profile
How easy it is to exploit
- Attack vector
- Network
- Complexity
- Low
- Privileges needed
- High
- User interaction
- None
What an attacker can affect
- Confidentiality
- High
- Integrity
- High
- Availability
- High
Exploit likelihood
What each source reports
NVD Score used
An Access Control vulnerability exists in KevinLAB Inc Building Energy Management System 4ST BEMS 1.0.0 due to an undocumented backdoor account. A malicious user can log in using the backdor account with admin highest privileges and obtain system control.
- Record
CVE-2021-37292- CVSS 3.1
- 7.2 High
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H - CVSS 2.0
- 9.0 High
AV:N/AC:L/Au:S/C:C/I:C/A:C - Updated
- 2026-11-02
CVE List No score
An Access Control vulnerability exists in KevinLAB Inc Building Energy Management System 4ST BEMS 1.0.0 due to an undocumented backdoor account. A malicious user can log in using the backdor account with admin highest privileges and obtain system control.
- Record
CVE-2021-37292- Updated
- 2026-11-02
EUVDEUVD-2021-23864 No score
An Access Control vulnerability exists in KevinLAB Inc Building Energy Management System 4ST BEMS 1.0.0 due to an undocumented backdoor account. A malicious user can log in using the backdor account with admin highest privileges and obtain system control.
- Record
EUVD-2021-23864- Updated
- 2026-11-02
GitHub AdvisoriesGHSA-xhgx-qjr6-8ff6
An Access Control vulnerability exists in KevinLAB Inc Building Energy Management System 4ST BEMS...
An Access Control vulnerability exists in KevinLAB Inc Building Energy Management System 4ST BEMS 1.0.0 due to an undocumented backdoor account. A malicious user can log in using the backdor account with admin highest privileges and obtain system control.
- Record
GHSA-xhgx-qjr6-8ff6- CVSS 3.1
- 7.2 High
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H - Weakness
- CWE-863
- Updated
- 2026-11-02
Affected products
Public exploits
Links only. Every CVE stores no exploit code.
| Source | Link | Date |
|---|---|---|
| Nuclei | KevinLAB BEMS (Building Energy Management System) - Backdoor Account |
History
| Recorded | Changed | Sources |
|---|---|---|
| first indexed | CVE List, EUVD, GitHub Advisories, Nuclei, NVD |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2021-37292 is a high vulnerability (CVSS 7.2) in Kevinlab 4st L-bems, published April 11, 2022. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 6.55%, the 93rd percentile. No source names a fixed version.