CVE-2021-40422
An authentication bypass vulnerability exists in the device password generation functionality of...
An authentication bypass vulnerability exists in the device password generation functionality of Swift Sensors Gateway SG3-1010. A specially-crafted network request can lead to remote code execution. An attacker can send a sequence of requests to trigger this vulnerability.
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
- High
- Integrity
- High
- Availability
- High
Exploit likelihood
What each source reports
CVE List Score used
An authentication bypass vulnerability exists in the device password generation functionality of Swift Sensors Gateway SG3-1010. A specially-crafted network request can lead to remote code execution. An attacker can send a sequence of requests to trigger this vulnerability.
- Record
CVE-2021-40422- CVSS 3.1
- 10.0 Critical
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H - Weakness
- CWE-798
- Updated
- 2026-11-02
EUVDEUVD-2021-27599
An authentication bypass vulnerability exists in the device password generation functionality of Swift Sensors Gateway SG3-1010. A specially-crafted network request can lead to remote code execution. An attacker can send a sequence of requests to trigger this vulnerability.
- Record
EUVD-2021-27599- CVSS 3.1
- 10.0 Critical
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H - Updated
- 2026-11-02
GitHub AdvisoriesGHSA-qrg2-vh9f-gq55
An authentication bypass vulnerability exists in the device password generation functionality of...
An authentication bypass vulnerability exists in the device password generation functionality of Swift Sensors Gateway SG3-1010. A specially-crafted network request can lead to remote code execution. An attacker can send a sequence of requests to trigger this vulnerability.
- Record
GHSA-qrg2-vh9f-gq55- CVSS 3.1
- 10.0 Critical
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H - Weakness
- CWE-798
- Updated
- 2026-11-02
NVD
An authentication bypass vulnerability exists in the device password generation functionality of Swift Sensors Gateway SG3-1010. A specially-crafted network request can lead to remote code execution. An attacker can send a sequence of requests to trigger this vulnerability.
- Record
CVE-2021-40422- CVSS 3.1
- 10.0 Critical
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H - CVSS 2.0
- 10.0 High
AV:N/AC:L/Au:N/C:C/I:C/A:C - Weakness
- CWE-798, CWE-330
- Updated
- 2026-11-02
Affected products
History
| Recorded | Changed | Sources |
|---|---|---|
| first indexed | CVE List, EUVD, GitHub Advisories, NVD |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2021-40422 is a critical vulnerability (CVSS 10.0) in Swift Sensors Gateway, published April 14, 2022. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 6.20%, the 93rd percentile. No source names a fixed version.