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CVE-2022-46144

MEDIUM
6.5
CVSS Score
Published: December 13, 2022 at 12:00 AM UTC
Updated: June 17, 2026 at 05:11 AM UTC
23 products affected across 1 vendor6GK5622 2GS00 2AC2 Firmware6GK5642 2GS00 2AC2 Firmware6GK5636 2GS00 2AC2 Firmware

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Severity
MEDIUM6.5
Exploit prediction
EPSS 0.9%
SSVC
No known exploit

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.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

6GK5622 2GS00 2AC2 Firmware· Siemens
95%
v < 2.32.3 ≤ v < 3.0
Affected range stops below 2.3, so it looks safe — our inference, not a vendor statement
Affected range stops below 3.0, so it looks safe — our inference, not a vendor statement
siemens-6gk5622-2gs00-2ac2 (same device)
6GK5626 2GS00 2AC2 Firmware· Siemens
95%
v < 2.32.3 ≤ v < 3.0
Affected range stops below 2.3, so it looks safe — our inference, not a vendor statement
Affected range stops below 3.0, so it looks safe — our inference, not a vendor statement
siemens-6gk5626-2gs00-2ac2 (same device)
6GK5632 2GS00 2AC2 Firmware· Siemens
95%
v < 2.32.3 ≤ v < 3.0
Affected range stops below 2.3, so it looks safe — our inference, not a vendor statement
Affected range stops below 3.0, so it looks safe — our inference, not a vendor statement
siemens-6gk5632-2gs00-2ac2 (same device)
6GK5636 2GS00 2AC2 Firmware· Siemens
95%
v < 2.32.3 ≤ v < 3.0
Affected range stops below 2.3, so it looks safe — our inference, not a vendor statement
Affected range stops below 3.0, so it looks safe — our inference, not a vendor statement
siemens-6gk5636-2gs00-2ac2 (same device)
6GK5642 2GS00 2AC2 Firmware· Siemens
95%
v < 2.32.3 ≤ v < 3.0
Affected range stops below 2.3, so it looks safe — our inference, not a vendor statement
Affected range stops below 3.0, so it looks safe — our inference, not a vendor statement
siemens-6gk5642-2gs00-2ac2 (same device)
6GK5646 2GS00 2AC2 Firmware· Siemens
95%
v < 2.32.3 ≤ v < 3.0
Affected range stops below 2.3, so it looks safe — our inference, not a vendor statement
Affected range stops below 3.0, so it looks safe — our inference, not a vendor statement
siemens-6gk5646-2gs00-2ac2 (same device)
Scalance Sc622-2c Firmware· Siemens
60%
v < V2.3V2.3 ≤ v < V3.02.3
Affected range stops below V2.3, so it looks safe — our inference, not a vendor statement
Affected range stops below V3.0, so it looks safe — our inference, not a vendor statement
Scalance Sc626-2c Firmware· Siemens
60%
v < V2.3V2.3 ≤ v < V3.02.3
Affected range stops below V2.3, so it looks safe — our inference, not a vendor statement
Affected range stops below V3.0, so it looks safe — our inference, not a vendor statement
Scalance Sc632-2c Firmware· Siemens
60%
v < V2.3V2.3 ≤ v < V3.02.3
Affected range stops below V2.3, so it looks safe — our inference, not a vendor statement
Affected range stops below V3.0, so it looks safe — our inference, not a vendor statement
Scalance Sc636-2c Firmware· Siemens
60%
v < V2.3V2.3 ≤ v < V3.02.3
Affected range stops below V2.3, so it looks safe — our inference, not a vendor statement
Affected range stops below V3.0, so it looks safe — our inference, not a vendor statement

Remediation

No guide yet

No remediation guidance has been written for this CVE yet. What the record does show:

Patch and advisory references

References (3)

Source: [email protected]
https://cert-portal.siemens.com/productcert/html/ssa-413565.html
Source: [email protected]
https://cert-portal.siemens.com/productcert/html/ssa-690517.html
PatchVendor Advisory
Source: [email protected]
https://cert-portal.siemens.com/productcert/pdf/ssa-413565.pdf

SSVC — Action Prioritization

SSVCNo known exploitNot automatablePartial impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

6.5MEDIUMsiemens
Vector?

Quick Info

StatusMODIFIED
CWE
CWE-664NVD-CWE-Other

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