CVE-2023-46280: Siemens Security Configuration Tool Sct

Medium severity, CVSS 6.5. EPSS: 0.3% chance of exploitation in the next 30 days.

A vulnerability has been identified in Security Configuration Tool (SCT) (All versions), SIMATIC Automation Tool (All versions < V5.0 SP2), SIMATIC BATCH V9.1 (All versions < V9.1 SP2 Upd5), SIMATIC NET PC Software V16 (All versions < V16 Update 8), SIMATIC NET PC Software V17 (All versions), SIMATIC NET PC Software V18 (All versions < V18 SP1), SIMATIC NET PC Software V19 (All versions < V19 Update 2), SIMATIC PCS 7 V9.1 (All versions < V9.1 SP2 UC05), SIMATIC PDM V9.2 (All versions < V9.2 SP2 Upd3), SIMATIC Route Control V9.1 (All versions < V9.1 SP2 Upd3), SIMATIC S7-PCT (All versions < V3.5 SP3 Update 6), SIMATIC STEP 7 V5 (All versions < V5.7 SP3), SIMATIC WinCC OA V3.17 (All versions), SIMATIC WinCC OA V3.18 (All versions < V3.18 P025), SIMATIC WinCC OA V3.19 (All versions < V3.19 P010), SIMATIC WinCC Runtime Advanced (All versions < V17 Update 8), SIMATIC WinCC Runtime Professional V16 (All versions < V16 Update 6), SIMATIC WinCC Runtime Professional V17 (All versions < V17 Update 8), SIMATIC WinCC Runtime Professional V18 (All versions < V18 Update 4), SIMATIC WinCC Runtime Professional V19 (All versions < V19 Update 2), SIMATIC WinCC V7.4 (All versions), SIMATIC WinCC V7.5 (All versions < V7.5 SP2 Update 17), SIMATIC WinCC V8.0 (All versions < V8.0 Update 5), SINAMICS Startdrive (All versions < V19 SP1), SINEC NMS (All versions < V3.0), SINUMERIK ONE virtual (All versions < V6.23), SINUMERIK PLC Programming Tool (All versions < V3.3.12), TIA Portal Cloud Connector (All versions < V2.0), Totally Integrated Automation Portal (TIA Portal) V15.1 (All versions), Totally Integrated Automation Portal (TIA Portal) V16 (All versions), Totally Integrated Automation Portal (TIA Portal) V17 (All versions < V17 Update 8), Totally Integrated Automation Portal (TIA Portal) V18 (All versions < V18 Update 4), Totally Integrated Automation Portal (TIA Portal) V19 (All versions < V19 Update 2), SINEC NMS (All versions < V3.0 SP1). The affected applications contain an out of bounds read vulnerability. This could allow an attacker to cause a Blue Screen of Death (BSOD) crash of the underlying Windows kernel.

Affected products

Siemens Security Configuration Tool Sct: any version
Siemens SIMATIC Automation Tool: before V5.0 SP2 (fixed in V5.0 SP2)
Siemens SIMATIC Batch v9.1: before V9.1 SP2 Upd5 (fixed in V9.1 SP2 Upd5)
Siemens SIMATIC Net Pc Software v16: before V16 Update 8 (fixed in V16 Update 8)
Siemens SIMATIC Net Pc Software v17: any version
Siemens SIMATIC Net Pc Software v18: before V18 SP1 (fixed in V18 SP1)
Siemens SIMATIC Net Pc Software v19: before V19 Update 2 (fixed in V19 Update 2)
Siemens SIMATIC Pcs 7 v9.1: before V9.1 SP2 UC05 (fixed in V9.1 SP2 UC05)
Siemens SIMATIC Pdm v9.2: before V9.2 SP2 Upd3 (fixed in V9.2 SP2 Upd3)
Siemens SIMATIC Route Control v9.1: before V9.1 SP2 Upd3 (fixed in V9.1 SP2 Upd3)
Siemens SIMATIC s7-Pct
Siemens SIMATIC Step 7 v5: before V5.7 SP3 (fixed in V5.7 SP3)
Siemens SIMATIC Wincc Oa v3.17: any version
Siemens SIMATIC Wincc Oa v3.18: before V3.18 P025 (fixed in V3.18 P025)
Siemens SIMATIC Wincc Oa v3.19: before V3.19 P010 (fixed in V3.19 P010)
Siemens SIMATIC Wincc Runtime Advanced: before V17 Update 8 (fixed in V17 Update 8)
Siemens SIMATIC Wincc Runtime Professional v16: before V16 Update 6 (fixed in V16 Update 6)
Siemens SIMATIC Wincc Runtime Professional v17: before V17 Update 8 (fixed in V17 Update 8)
Siemens SIMATIC Wincc Runtime Professional v18: before V18 Update 4 (fixed in V18 Update 4)
Siemens SIMATIC Wincc Runtime Professional v19: before V19 Update 2 (fixed in V19 Update 2)
Siemens SIMATIC Wincc v7.4: any version
Siemens SIMATIC Wincc v7.5
Siemens SIMATIC Wincc v8.0: before V8.0 Update 5 (fixed in V8.0 Update 5)
Siemens Sinamics Startdrive: before V19 SP1 (fixed in V19 SP1)
Siemens Sinec Nms: before V3.0 (fixed in V3.0); before V3.0 SP1 (fixed in V3.0 SP1)
and 8 more

Published 2024-05-14. Last modified 2026-06-17.