CVE-2022-25753

Severity: high (CVSS 8.8 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 1.7% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2022-04-12 · updated 2026-06-17
Weakness: CWE-121

Description

A vulnerability has been identified in SCALANCE X302-7 EEC (230V), SCALANCE X302-7 EEC (230V, coated), SCALANCE X302-7 EEC (24V), SCALANCE X302-7 EEC (24V, coated), SCALANCE X302-7 EEC (2x 230V), SCALANCE X302-7 EEC (2x 230V, coated), SCALANCE X302-7 EEC (2x 24V), SCALANCE X302-7 EEC (2x 24V, coated), SCALANCE X304-2FE, SCALANCE X306-1LD FE, SCALANCE X307-2 EEC (230V), SCALANCE X307-2 EEC (230V, coated), SCALANCE X307-2 EEC (24V), SCALANCE X307-2 EEC (24V, coated), SCALANCE X307-2 EEC (2x 230V), SCALANCE X307-2 EEC (2x 230V, coated), SCALANCE X307-2 EEC (2x 24V), SCALANCE X307-2 EEC (2x 24V, coated), SCALANCE X307-3, SCALANCE X307-3, SCALANCE X307-3LD, SCALANCE X307-3LD, SCALANCE X308-2, SCALANCE X308-2, SCALANCE X308-2LD, SCALANCE X308-2LD, SCALANCE X308-2LH, SCALANCE X308-2LH, SCALANCE X308-2LH+, SCALANCE X308-2LH+, SCALANCE X308-2M, SCALANCE X308-2M, SCALANCE X308-2M PoE, SCALANCE X308-2M PoE, SCALANCE X308-2M TS, SCALANCE X308-2M TS, SCALANCE X310, SCALANCE X310, SCALANCE X310FE, SCALANCE X310FE, SCALANCE X320-1 FE, SCALANCE X320-1-2LD FE, SCALANCE X408-2, SCALANCE XR324-12M (230V, ports on front), SCALANCE XR324-12M (230V, ports on front), SCALANCE XR324-12M (230V, ports on rear), SCALANCE XR324-12M (230V, ports on rear), SCALANCE XR324-12M (24V, ports on front), SCALANCE XR324-12M (24V, ports on front), SCALANCE XR324-12M (24V, ports on rear), SCALANCE XR324-12M (24V, ports on rear), SCALANCE XR324-12M TS (24V), SCALANCE XR324-12M TS (24V), SCALANCE XR324-4M EEC (100-240VAC/60-250VDC, ports on front), SCALANCE XR324-4M EEC (100-240VAC/60-250VDC, ports on front), SCALANCE XR324-4M EEC (100-240VAC/60-250VDC, ports on rear), SCALANCE XR324-4M EEC (100-240VAC/60-250VDC, ports on rear), SCALANCE XR324-4M EEC (24V, ports on front), SCALANCE XR324-4M EEC (24V, ports on front), SCALANCE XR324-4M EEC (24V, ports on rear), SCALANCE XR324-4M EEC (24V, ports on rear), SCALANCE XR324-4M EEC (2x 100-240VAC/60-250VDC, ports on front), SCALANCE XR324-4M EEC (2x 100-240VAC/60-250VDC, ports on front), SCALANCE XR324-4M EEC (2x 100-240VAC/60-250VDC, ports on rear), SCALANCE XR324-4M EEC (2x 100-240VAC/60-250VDC, ports on rear), SCALANCE XR324-4M EEC (2x 24V, ports on front), SCALANCE XR324-4M EEC (2x 24V, ports on front), SCALANCE XR324-4M EEC (2x 24V, ports on rear), SCALANCE XR324-4M EEC (2x 24V, ports on rear), SCALANCE XR324-4M PoE (230V, ports on front), SCALANCE XR324-4M PoE (230V, ports on rear), SCALANCE XR324-4M PoE (24V, ports on front), SCALANCE XR324-4M PoE (24V, ports on rear), SCALANCE XR324-4M PoE TS (24V, ports on front), SIPLUS NET SCALANCE X308-2. The handling of arguments such as IP addresses in the CLI of affected devices is prone to buffer overflows. This could allow an authenticated remote attacker to execute arbitrary code on the device.

Affected products

Siemens Scalance X302-7Eec Firmware: before 4.1.4 — fixed in 4.1.4
Siemens Scalance X304-2Fe Firmware: before 4.1.4 — fixed in 4.1.4
Siemens Scalance X306-1Ldfe Firmware: before 4.1.4 — fixed in 4.1.4
Siemens Scalance X307-2Eec Firmware: before 4.1.4 — fixed in 4.1.4
Siemens Scalance X307-3 Firmware: before 4.1.4 — fixed in 4.1.4
Siemens Scalance X307-3Ld Firmware: before 4.1.4 — fixed in 4.1.4
Siemens Scalance X308-2 Firmware: before 4.1.4 — fixed in 4.1.4
Siemens Scalance X308-2Ld Firmware: before 4.1.4 — fixed in 4.1.4
Siemens Scalance X308-2Lh+ Firmware: before 4.1.4 — fixed in 4.1.4
Siemens Scalance X308-2Lh Firmware: before 4.1.4 — fixed in 4.1.4
Siemens Scalance X308-2M Firmware: before 4.1.4 — fixed in 4.1.4
Siemens Scalance X308-2M Poe Firmware: all versions
Siemens Scalance X308-2M Ts Firmware: before 4.1.4 — fixed in 4.1.4
Siemens Scalance X310 Firmware: before 4.1.4 — fixed in 4.1.4
Siemens Scalance X310Fe Firmware: before 4.1.4 — fixed in 4.1.4
Siemens Scalance X320-1-2Ldfe Firmware: before 4.1.4 — fixed in 4.1.4
Siemens Scalance X320-1Fe Firmware: before 4.1.4 — fixed in 4.1.4
Siemens Scalance X408-2 Firmware: before 4.1.4 — fixed in 4.1.4
Siemens Scalance Xr324-12M Firmware: before 4.1.4 — fixed in 4.1.4
Siemens Scalance Xr324-12M Ts Firmware: before 4.1.4 — fixed in 4.1.4
Siemens Scalance Xr324-4M Eec Firmware: before 4.1.4 — fixed in 4.1.4
Siemens Scalance Xr324-4M Poe Firmware: before 4.1.4 — fixed in 4.1.4
Siemens Scalance Xr324-4M Poe Ts Firmware: before 4.1.4 — fixed in 4.1.4
Siemens Siplus Net Scalance X308-2 Firmware: before 4.1.4 — fixed in 4.1.4

How to fix

Upgrade to a fixed version: Siemens Scalance X302-7Eec Firmware 4.1.4; Siemens Scalance X304-2Fe Firmware 4.1.4; Siemens Scalance X306-1Ldfe Firmware 4.1.4; Siemens Scalance X307-2Eec Firmware 4.1.4; Siemens Scalance X307-3 Firmware 4.1.4; Siemens Scalance X307-3Ld Firmware 4.1.4; Siemens Scalance X308-2 Firmware 4.1.4; Siemens Scalance X308-2Ld Firmware 4.1.4; Siemens Scalance X308-2Lh+ Firmware 4.1.4; Siemens Scalance X308-2Lh Firmware 4.1.4; Siemens Scalance X308-2M Firmware 4.1.4; Siemens Scalance X308-2M Ts Firmware 4.1.4. Check the vendor advisory for mitigations.

References

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