CVE-2021-40422 — CRITICAL (10.0)

Vulnerability Description

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.

CVSS Score

10.0

CRITICAL

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

CHANGED

Confidentiality

HIGH

Integrity

HIGH

Availability

HIGH

Affected Products

Vendor	Product	Versions
Swiftsensors	Sg3-1010 Firmware	-
Swiftsensors	Sg3-1010	-

Related Weaknesses (CWE)

CWE-330 CWE-798

References

https://talosintelligence.com/vulnerability_reports/TALOS-2021-1431ExploitThird Party Advisory
https://talosintelligence.com/vulnerability_reports/TALOS-2021-1431ExploitThird Party Advisory

FAQ

What is CVE-2021-40422?

CVE-2021-40422 is a vulnerability with a CVSS score of 10.0 (CRITICAL). 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. ...

How severe is CVE-2021-40422?

CVE-2021-40422 has been rated CRITICAL with a CVSS base score of 10.0/10. This is considered a critical vulnerability requiring immediate attention.

Is there a patch for CVE-2021-40422?

Check the references section above for vendor advisories and patch information. Affected products include: Swiftsensors Sg3-1010 Firmware, Swiftsensors Sg3-1010.