CVE-2022-46144

Description

A vulnerability has been identified in SCALANCE SC622-2C (6GK5622-2GS00-2AC2) (All versions < V2.3), SCALANCE SC622-2C (6GK5622-2GS00-2AC2) (All versions >= V2.3 < V3.0), SCALANCE SC626-2C (6GK5626-2GS00-2AC2) (All versions < V2.3), SCALANCE SC626-2C (6GK5626-2GS00-2AC2) (All versions >= V2.3 < V3.0), SCALANCE SC632-2C (6GK5632-2GS00-2AC2) (All versions < V2.3), SCALANCE SC632-2C (6GK5632-2GS00-2AC2) (All versions >= V2.3 < V3.0), SCALANCE SC636-2C (6GK5636-2GS00-2AC2) (All versions < V2.3), SCALANCE SC636-2C (6GK5636-2GS00-2AC2) (All versions >= V2.3 < V3.0), SCALANCE SC642-2C (6GK5642-2GS00-2AC2) (All versions < V2.3), SCALANCE SC642-2C (6GK5642-2GS00-2AC2) (All versions >= V2.3 < V3.0), SCALANCE SC646-2C (6GK5646-2GS00-2AC2) (All versions < V2.3), SCALANCE SC646-2C (6GK5646-2GS00-2AC2) (All versions >= V2.3 < V3.0), SCALANCE WAM763-1 (6GK5763-1AL00-7DA0) (All versions < V2.0.0), SCALANCE WAM766-1 (6GK5766-1GE00-7DA0) (All versions < V2.0.0), SCALANCE WAM766-1 (US) (6GK5766-1GE00-7DB0) (All versions < V2.0.0), SCALANCE WAM766-1 EEC (6GK5766-1GE00-7TA0) (All versions < V2.0.0), SCALANCE WAM766-1 EEC (US) (6GK5766-1GE00-7TB0) (All versions < V2.0.0), SCALANCE WUM763-1 (6GK5763-1AL00-3AA0) (All versions < V2.0.0), SCALANCE WUM763-1 (6GK5763-1AL00-3DA0) (All versions < V2.0.0), SCALANCE WUM766-1 (6GK5766-1GE00-3DA0) (All versions < V2.0.0), SCALANCE WUM766-1 (USA) (6GK5766-1GE00-3DB0) (All versions < V2.0.0). Affected devices do not properly process CLI commands after a user forcefully quitted the SSH connection. This could allow an authenticated attacker to make the CLI via SSH or serial interface irresponsive.

Category

7.1
CVSS
Severity: High
CVSS 4.0 •
CVSS 3.1 •
EPSS 0.33%
Vendor Advisory siemens.com
Affected: Siemens SCALANCE SC622-2C
Affected: Siemens SCALANCE SC622-2C
Affected: Siemens SCALANCE SC626-2C
Affected: Siemens SCALANCE SC626-2C
Affected: Siemens SCALANCE SC632-2C
Affected: Siemens SCALANCE SC632-2C
Affected: Siemens SCALANCE SC636-2C
Affected: Siemens SCALANCE SC636-2C
Affected: Siemens SCALANCE SC642-2C
Affected: Siemens SCALANCE SC642-2C
Affected: Siemens SCALANCE SC646-2C
Affected: Siemens SCALANCE SC646-2C
Affected: Siemens SCALANCE WAM763-1
Affected: Siemens SCALANCE WAM766-1
Affected: Siemens SCALANCE WAM766-1 (US)
Affected: Siemens SCALANCE WAM766-1 EEC
Affected: Siemens SCALANCE WAM766-1 EEC (US)
Affected: Siemens SCALANCE WUM763-1
Affected: Siemens SCALANCE WUM763-1
Affected: Siemens SCALANCE WUM766-1
Affected: Siemens SCALANCE WUM766-1 (USA)
Published at:
Updated at:

References

Link Tags
https://cert-portal.siemens.com/productcert/pdf/ssa-413565.pdf patch vendor advisory
https://cert-portal.siemens.com/productcert/html/ssa-413565.html
https://cert-portal.siemens.com/productcert/html/ssa-690517.html

Frequently Asked Questions

What is the severity of CVE-2022-46144?
CVE-2022-46144 has been scored as a high severity vulnerability.
How to fix CVE-2022-46144?
To fix CVE-2022-46144, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2022-46144 being actively exploited in the wild?
As for now, there are no information to confirm that CVE-2022-46144 is being actively exploited. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2022-46144?
CVE-2022-46144 affects Siemens SCALANCE SC622-2C, Siemens SCALANCE SC622-2C, Siemens SCALANCE SC626-2C, Siemens SCALANCE SC626-2C, Siemens SCALANCE SC632-2C, Siemens SCALANCE SC632-2C, Siemens SCALANCE SC636-2C, Siemens SCALANCE SC636-2C, Siemens SCALANCE SC642-2C, Siemens SCALANCE SC642-2C, Siemens SCALANCE SC646-2C, Siemens SCALANCE SC646-2C, Siemens SCALANCE WAM763-1, Siemens SCALANCE WAM766-1, Siemens SCALANCE WAM766-1 (US), Siemens SCALANCE WAM766-1 EEC, Siemens SCALANCE WAM766-1 EEC (US), Siemens SCALANCE WUM763-1, Siemens SCALANCE WUM763-1, Siemens SCALANCE WUM766-1, Siemens SCALANCE WUM766-1 (USA).
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