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High · 7.5 CVE-2023-46156 EUVD-2023-50399GHSA-5fwp-f47r-rg74

Affected devices improperly handle specially crafted packets sent to port 102/tcp. This could allow an attacker to create a denial of servi…

Published Dec 12, 2023 · Updated Feb 25, 2026 · Assigned by siemens

Vendor: Siemens Product: SIMATIC Drive Controller CPU 1504D TF Product: SIMATIC Drive Controller CPU 1507D TF Product: SIMATIC ET 200SP Open Controller CPU 1515SP PC2 (incl. SIPLUS variants) Product: SIMATIC S7-1500 CPU 1510SP F-1 PN Product: SIMATIC S7-1500 CPU 1510SP-1 PN Product: SIMATIC S7-1500 CPU 1511-1 PN Product: SIMATIC S7-1500 CPU 1511C-1 PN Product: SIMATIC S7-1500 CPU 1511F-1 PN Product: SIMATIC S7-1500 CPU 1511T-1 PN Product: SIMATIC S7-1500 CPU 1511TF-1 PN Product: SIMATIC S7-1500 CPU 1512C-1 PN Product: SIMATIC S7-1500 CPU 1512SP F-1 PN Product: SIMATIC S7-1500 CPU 1512SP-1 PN Product: SIMATIC S7-1500 CPU 1513-1 PN Product: SIMATIC S7-1500 CPU 1513F-1 PN Product: SIMATIC S7-1500 CPU 1513R-1 PN Product: SIMATIC S7-1500 CPU 1514SP F-2 PN Product: SIMATIC S7-1500 CPU 1514SP-2 PN Product: SIMATIC S7-1500 CPU 1514SPT F-2 PN Product: SIMATIC S7-1500 CPU 1514SPT-2 PN Product: SIMATIC S7-1500 CPU 1515-2 PN Product: SIMATIC S7-1500 CPU 1515F-2 PN Product: SIMATIC S7-1500 CPU 1515R-2 PN Product: SIMATIC S7-1500 CPU 1515T-2 PN Product: SIMATIC S7-1500 CPU 1515TF-2 PN Product: SIMATIC S7-1500 CPU 1516-3 PN/DP Product: SIMATIC S7-1500 CPU 1516F-3 PN/DP Product: SIMATIC S7-1500 CPU 1516T-3 PN/DP Product: SIMATIC S7-1500 CPU 1516TF-3 PN/DP Product: SIMATIC S7-1500 CPU 1517-3 PN/DP Product: SIMATIC S7-1500 CPU 1517F-3 PN/DP Product: SIMATIC S7-1500 CPU 1517H-3 PN Product: SIMATIC S7-1500 CPU 1517T-3 PN/DP Product: SIMATIC S7-1500 CPU 1517TF-3 PN/DP Product: SIMATIC S7-1500 CPU 1518-4 PN/DP Product: SIMATIC S7-1500 CPU 1518-4 PN/DP MFP Product: SIMATIC S7-1500 CPU 1518F-4 PN/DP Product: SIMATIC S7-1500 CPU 1518F-4 PN/DP MFP Product: SIMATIC S7-1500 CPU 1518HF-4 PN Product: SIMATIC S7-1500 CPU 1518T-4 PN/DP Product: SIMATIC S7-1500 CPU 1518TF-4 PN/DP Product: SIMATIC S7-1500 CPU S7-1518-4 PN/DP ODK Product: SIMATIC S7-1500 CPU S7-1518F-4 PN/DP ODK Product: SIMATIC S7-1500 ET 200pro: CPU 1513PRO F-2 PN Product: SIMATIC S7-1500 ET 200pro: CPU 1513PRO-2 PN Product: SIMATIC S7-1500 ET 200pro: CPU 1516PRO F-2 PN Product: SIMATIC S7-1500 ET 200pro: CPU 1516PRO-2 PN Product: SIMATIC S7-1500 Software Controller Product: SIMATIC S7-PLCSIM Advanced Product: SINUMERIK MC Category: ICS / OT

Description

Affected devices improperly handle specially crafted packets sent to port 102/tcp.
This could allow an attacker to create a denial of service condition. A restart is needed to restore
normal operations.

Affected products

VendorProductAffectedFixed
Siemens SIMATIC Drive Controller CPU 1504D TF < V3.1.0 V3.1.0
Siemens SIMATIC Drive Controller CPU 1507D TF < V3.1.0 V3.1.0
Siemens SIMATIC ET 200SP Open Controller CPU 1515SP PC2 (incl. SIPLUS variants) < V30.1.0 V30.1.0
Siemens SIMATIC S7-1500 CPU 1510SP F-1 PN < V3.1.0 V3.1.0
Siemens SIMATIC S7-1500 CPU 1510SP-1 PN < V3.1.0 V3.1.0
Siemens SIMATIC S7-1500 CPU 1511-1 PN < V3.1.0 V3.1.0
Siemens SIMATIC S7-1500 CPU 1511C-1 PN < V3.1.0 V3.1.0
Siemens SIMATIC S7-1500 CPU 1511F-1 PN < V3.1.0 V3.1.0
Siemens SIMATIC S7-1500 CPU 1511T-1 PN < V3.1.0 V3.1.0
Siemens SIMATIC S7-1500 CPU 1511TF-1 PN < V3.1.0 V3.1.0
Siemens SIMATIC S7-1500 CPU 1512C-1 PN < V3.1.0 V3.1.0
Siemens SIMATIC S7-1500 CPU 1512SP F-1 PN < V3.1.0 V3.1.0
Siemens SIMATIC S7-1500 CPU 1512SP-1 PN < V3.1.0 V3.1.0
Siemens SIMATIC S7-1500 CPU 1513-1 PN < V3.1.0 V3.1.0
Siemens SIMATIC S7-1500 CPU 1513F-1 PN < V3.1.0 V3.1.0
Siemens SIMATIC S7-1500 CPU 1513R-1 PN < V3.1.2 V3.1.2
Siemens SIMATIC S7-1500 CPU 1514SP F-2 PN < V3.1.0 V3.1.0
Siemens SIMATIC S7-1500 CPU 1514SP-2 PN < V3.1.0 V3.1.0
Siemens SIMATIC S7-1500 CPU 1514SPT F-2 PN < V3.1.0 V3.1.0
Siemens SIMATIC S7-1500 CPU 1514SPT-2 PN < V3.1.0 V3.1.0
Siemens SIMATIC S7-1500 CPU 1515-2 PN < V3.1.0 V3.1.0
Siemens SIMATIC S7-1500 CPU 1515F-2 PN < V3.1.0 V3.1.0
Siemens SIMATIC S7-1500 CPU 1515R-2 PN < V3.1.2 V3.1.2
Siemens SIMATIC S7-1500 CPU 1515T-2 PN < V3.1.0 V3.1.0
Siemens SIMATIC S7-1500 CPU 1515TF-2 PN < V3.1.0 V3.1.0
Siemens SIMATIC S7-1500 CPU 1516-3 PN/DP < V3.1.0 V3.1.0
Siemens SIMATIC S7-1500 CPU 1516F-3 PN/DP < V3.1.0 V3.1.0
Siemens SIMATIC S7-1500 CPU 1516T-3 PN/DP < V3.1.0 V3.1.0
Siemens SIMATIC S7-1500 CPU 1516TF-3 PN/DP < V3.1.0 V3.1.0
Siemens SIMATIC S7-1500 CPU 1517-3 PN/DP < V3.1.0 V3.1.0
Siemens SIMATIC S7-1500 CPU 1517F-3 PN/DP < V3.1.0 V3.1.0
Siemens SIMATIC S7-1500 CPU 1517H-3 PN < V3.1.2 V3.1.2
Siemens SIMATIC S7-1500 CPU 1517T-3 PN/DP < V3.1.0 V3.1.0
Siemens SIMATIC S7-1500 CPU 1517TF-3 PN/DP < V3.1.0 V3.1.0
Siemens SIMATIC S7-1500 CPU 1518-4 PN/DP < V3.1.0 V3.1.0
Siemens SIMATIC S7-1500 CPU 1518-4 PN/DP MFP < V3.1.0 V3.1.0
Siemens SIMATIC S7-1500 CPU 1518F-4 PN/DP < V3.1.0 V3.1.0
Siemens SIMATIC S7-1500 CPU 1518F-4 PN/DP MFP < V3.1.0 V3.1.0
Siemens SIMATIC S7-1500 CPU 1518HF-4 PN < V3.1.2 V3.1.2
Siemens SIMATIC S7-1500 CPU 1518T-4 PN/DP < V3.1.0 V3.1.0
Siemens SIMATIC S7-1500 CPU 1518TF-4 PN/DP < V3.1.0 V3.1.0
Siemens SIMATIC S7-1500 CPU S7-1518-4 PN/DP ODK — —
Siemens SIMATIC S7-1500 CPU S7-1518F-4 PN/DP ODK — —
Siemens SIMATIC S7-1500 ET 200pro: CPU 1513PRO F-2 PN — —
Siemens SIMATIC S7-1500 ET 200pro: CPU 1513PRO-2 PN — —
Siemens SIMATIC S7-1500 ET 200pro: CPU 1516PRO F-2 PN — —
Siemens SIMATIC S7-1500 ET 200pro: CPU 1516PRO-2 PN — —
Siemens SIMATIC S7-1500 Software Controller < V30.1.0 V30.1.0
Siemens SIMATIC S7-PLCSIM Advanced < V6.0 V6.0
Siemens SINUMERIK MC < V1.24 V1.24
Siemens SINUMERIK ONE < V6.24 V6.24
Siemens SIPLUS ET 200SP CPU 1510SP F-1 PN — —
Siemens SIPLUS ET 200SP CPU 1510SP F-1 PN RAIL — —
Siemens SIPLUS ET 200SP CPU 1510SP-1 PN — —
Siemens SIPLUS ET 200SP CPU 1510SP-1 PN RAIL — —
Siemens SIPLUS ET 200SP CPU 1512SP F-1 PN — —
Siemens SIPLUS ET 200SP CPU 1512SP F-1 PN RAIL — —
Siemens SIPLUS ET 200SP CPU 1512SP-1 PN — —
Siemens SIPLUS ET 200SP CPU 1512SP-1 PN RAIL — —
Siemens SIPLUS S7-1500 CPU 1511-1 PN — —
Siemens SIPLUS S7-1500 CPU 1511-1 PN T1 RAIL — —
Siemens SIPLUS S7-1500 CPU 1511-1 PN TX RAIL — —
Siemens SIPLUS S7-1500 CPU 1511F-1 PN — —
Siemens SIPLUS S7-1500 CPU 1513-1 PN — —
Siemens SIPLUS S7-1500 CPU 1513F-1 PN — —
Siemens SIPLUS S7-1500 CPU 1515F-2 PN — —
Siemens SIPLUS S7-1500 CPU 1515F-2 PN RAIL — —
Siemens SIPLUS S7-1500 CPU 1515F-2 PN T2 RAIL — —
Siemens SIPLUS S7-1500 CPU 1515R-2 PN — —
Siemens SIPLUS S7-1500 CPU 1515R-2 PN TX RAIL — —
Siemens SIPLUS S7-1500 CPU 1516-3 PN/DP — —
Siemens SIPLUS S7-1500 CPU 1516-3 PN/DP RAIL — —
Siemens SIPLUS S7-1500 CPU 1516-3 PN/DP TX RAIL — —
Siemens SIPLUS S7-1500 CPU 1516F-3 PN/DP — —
Siemens SIPLUS S7-1500 CPU 1516F-3 PN/DP RAIL — —
Siemens SIPLUS S7-1500 CPU 1517H-3 PN < V3.1.2 V3.1.2
Siemens SIPLUS S7-1500 CPU 1518-4 PN/DP < V3.1.0 V3.1.0
Siemens SIPLUS S7-1500 CPU 1518-4 PN/DP MFP < V3.1.0 V3.1.0
Siemens SIPLUS S7-1500 CPU 1518F-4 PN/DP < V3.1.0 V3.1.0
Siemens SIPLUS S7-1500 CPU 1518HF-4 PN < V3.1.2 V3.1.2

Advisories 5

References