CVE-2023-46280

Severity: medium (CVSS 6.5 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.3% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2024-05-14 · updated 2026-06-17
Weakness: CWE-125

Description

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 AG Security Configuration Tool (SCT): all versions
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: all versions
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: before V3.5 SP3 Update 6 — fixed in V3.5 SP3 Update 6
Siemens SIMATIC STEP 7 V5: before V5.7 SP3 — fixed in V5.7 SP3
Siemens SIMATIC WinCC OA V3.17: all versions
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: all versions
Siemens SIMATIC WinCC V7.5: before V7.5 SP2 Update 17 — fixed in V7.5 SP2 Update 17
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; before V3.0 SP1 — fixed in V3.0, V3.0 SP1
Siemens SINUMERIK ONE virtual: before V6.23 — fixed in V6.23
Siemens SINUMERIK PLC Programming Tool: before V3.3.12 — fixed in V3.3.12
Siemens TIA Portal Cloud Connector: before V2.0 — fixed in V2.0
Siemens Totally Integrated Automation Portal (TIA Portal) V15.1: all versions
Siemens Totally Integrated Automation Portal (TIA Portal) V16: all versions

How to fix

Upgrade to a fixed version: Siemens SIMATIC Automation Tool V5.0 SP2; Siemens SIMATIC BATCH V9.1 V9.1 SP2 Upd5; Siemens SIMATIC NET PC Software V16 V16 Update 8; Siemens SIMATIC NET PC Software V18 V18 SP1; Siemens SIMATIC NET PC Software V19 V19 Update 2; Siemens SIMATIC PCS 7 V9.1 V9.1 SP2 UC05; Siemens SIMATIC PDM V9.2 V9.2 SP2 Upd3; Siemens SIMATIC Route Control V9.1 V9.1 SP2 Upd3; Siemens SIMATIC S7-PCT V3.5 SP3 Update 6; Siemens SIMATIC STEP 7 V5 V5.7 SP3; Siemens SIMATIC WinCC OA V3.18 V3.18 P025; Siemens SIMATIC WinCC OA V3.19 V3.19 P010. Check the vendor advisory for mitigations.

References

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