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CVE-2022-27481

MEDIUM
5.3
CVSS Score
Published: April 12, 2022 at 09:08 AM UTC
Updated: June 17, 2026 at 04:37 AM UTC
8 products affected across 1 vendorScalance W1788-2ia M12 FirmwareScalance W1788-1 M12 FirmwareScalance W1788-2 M12 Firmware

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Severity
MEDIUM5.3
Exploit prediction
EPSS 0.2%

Description

A vulnerability has been identified in SCALANCE W1788-1 M12 (All versions < V3.0.0), SCALANCE W1788-2 EEC M12 (All versions < V3.0.0), SCALANCE W1788-2 M12 (All versions < V3.0.0), SCALANCE W1788-2IA M12 (All versions < V3.0.0). Affected devices do not properly handle resources of ARP requests. This could allow an attacker to cause a race condition that leads to a crash of the entire device.

Affected

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

Scalance W1788-1 M12 Firmware· Siemens
95%
v < 3.0.0
Affected range stops below 3.0.0, so it looks safe — our inference, not a vendor statement
Scalance W1788-2 Eec M12 Firmware· Siemens
95%
v < 3.0.0
Affected range stops below 3.0.0, so it looks safe — our inference, not a vendor statement
Scalance W1788-2 M12 Firmware· Siemens
95%
v < 3.0.0
Affected range stops below 3.0.0, so it looks safe — our inference, not a vendor statement
Scalance W1788-2ia M12 Firmware· Siemens
95%
v < 3.0.0
Affected range stops below 3.0.0, so it looks safe — our inference, not a vendor statement
SCALANCE W1788-1 M12· Siemens
90%
v < 3.0.0All versions < V3.0.0
Affected range stops below 3.0.0, so it looks safe — our inference, not a vendor statement
SCALANCE W1788-2 EEC M12· Siemens
90%
v < 3.0.0All versions < V3.0.0
Affected range stops below 3.0.0, so it looks safe — our inference, not a vendor statement
SCALANCE W1788-2 M12· Siemens
90%
v < 3.0.0All versions < V3.0.0
Affected range stops below 3.0.0, so it looks safe — our inference, not a vendor statement
SCALANCE W1788-2IA M12· Siemens
90%
v < 3.0.0All versions < V3.0.0
Affected range stops below 3.0.0, 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 (1)

x_refsource_MISCPatchVendor Advisory
Source: [email protected]
https://cert-portal.siemens.com/productcert/pdf/ssa-392912.pdf

CVSS

5.3MEDIUM[email protected]
Attack Vector
ADJACENT_NETWORK
Complexity
HIGH
Privileges
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
NONE
Integrity
NONE
Availability
HIGH
Vector?

Quick Info

StatusMODIFIED
CWE
CWE-362

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