CVE-2021-40171
The absence of notifications regarding an ongoing RF jamming attack in the SecuritasHome home...
The absence of notifications regarding an ongoing RF jamming attack in the SecuritasHome home alarm system, version HPGW-G 0.0.2.23F BG_U-ITR-F1-BD_BL.A30.20181117, allows an attacker to block legitimate traffic while not alerting the owner of the system.
Attack profile
How easy it is to exploit
- Attack vector
- Network
- Complexity
- Low
- Privileges needed
- None
- User interaction
- None
What an attacker can affect
- Confidentiality
- None
- Integrity
- None
- Availability
- Low
Exploit likelihood
What each source reports
NVD Score used
The absence of notifications regarding an ongoing RF jamming attack in the SecuritasHome home alarm system, version HPGW-G 0.0.2.23F BG_U-ITR-F1-BD_BL.A30.20181117, allows an attacker to block legitimate traffic while not alerting the owner of the system.
- Record
CVE-2021-40171- CVSS 3.1
- 5.3 Medium
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L - CVSS 2.0
- 5.0 Medium
AV:N/AC:L/Au:N/C:N/I:N/A:P - Updated
- 2026-11-02
CVE List No score
The absence of notifications regarding an ongoing RF jamming attack in the SecuritasHome home alarm system, version HPGW-G 0.0.2.23F BG_U-ITR-F1-BD_BL.A30.20181117, allows an attacker to block legitimate traffic while not alerting the owner of the system.
- Record
CVE-2021-40171- Updated
- 2026-11-02
EUVDEUVD-2021-27356 No score
The absence of notifications regarding an ongoing RF jamming attack in the SecuritasHome home alarm system, version HPGW-G 0.0.2.23F BG_U-ITR-F1-BD_BL.A30.20181117, allows an attacker to block legitimate traffic while not alerting the owner of the system.
- Record
EUVD-2021-27356- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-qj58-grv4-q5px
The absence of notifications regarding an ongoing RF jamming attack in the SecuritasHome home...
The absence of notifications regarding an ongoing RF jamming attack in the SecuritasHome home alarm system, version HPGW-G 0.0.2.23F BG_U-ITR-F1-BD_BL.A30.20181117, allows an attacker to block legitimate traffic while not alerting the owner of the system.
- Record
GHSA-qj58-grv4-q5px- CVSS 3.1
- 5.3 Medium
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L - Updated
- 2026-11-02
Affected products
History
| Recorded | Changed | Sources |
|---|---|---|
| aliases | EUVD | |
| first indexed | CVE List, GitHub Advisories, NVD |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2021-40171 is a medium vulnerability (CVSS 5.3) in Securitashome Alarm System Firmware, published December 15, 2021. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.95%, the 61st percentile. No source names a fixed version.