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High 8.2Published Aug 12, 2025

CVE-2024-54678A vulnerability has been identified in SIMATIC PCS neo V4.1 (All versions), SIMATIC PCS neo V5.0 (All versions), SIMATIC PCS neo V6.0 (All versions < V6.0 SP1 Update 1), SIMATIC S7-PLCSIM V17 (All ve…

Updated under an hour ago ()

Does this affect you?

It affects Siemens SIMATIC PCS neo V4.1 and 36 other products. Add what you run to find out whether that includes you.

No exploitation reported and no EPSS estimate yet.

A vulnerability has been identified in SIMATIC PCS neo V4.1 (All versions), SIMATIC PCS neo V5.0 (All versions), SIMATIC PCS neo V6.0 (All versions < V6.0 SP1 Update 1), SIMATIC S7-PLCSIM V17 (All versions), SIMATIC STEP 7 V17 (All versions < V17 Update 9), SIMATIC STEP 7 V18 (All versions < V18 Update 6), SIMATIC STEP 7 V19 (All versions < V19 Update 4), SIMATIC STEP 7 V20 (All versions < V20 Update 4), SIMATIC WinCC V17 (All versions < V17 Update 9), SIMATIC WinCC V18 (All versions < V18 Update 6), SIMATIC WinCC V19 (All versions < V19 Update 4), SIMATIC WinCC V20 (All versions < V20 Update 4), SIMOCODE ES V17 (All versions), SIMOCODE ES V18 (All versions), SIMOCODE ES V19 (All versions), SIMOCODE ES V20 (All versions), SIMOTION SCOUT TIA V5.4 (All versions), SIMOTION SCOUT TIA V5.5 (All versions), SIMOTION SCOUT TIA V5.6 (All versions < V5.6 SP1 HF7), SIMOTION SCOUT TIA V5.7 (All versions), SINAMICS Startdrive V17 (All versions), SINAMICS Startdrive V18 (All versions), SINAMICS Startdrive V19 (All versions), SINAMICS Startdrive V20 (All versions), SIRIUS Safety ES V17 (TIA Portal) (All versions), SIRIUS Safety ES V18 (TIA Portal) (All versions), SIRIUS Safety ES V19 (TIA Portal) (All versions), SIRIUS Safety ES V20 (TIA Portal) (All versions), SIRIUS Soft Starter ES V17 (TIA Portal) (All versions), SIRIUS Soft Starter ES V18 (TIA Portal) (All versions), SIRIUS Soft Starter ES V19 (TIA Portal) (All versions), SIRIUS Soft Starter ES V20 (TIA Portal) (All versions), TIA Portal Cloud V17 (All versions), TIA Portal Cloud V18 (All versions < V6.3.0.2), TIA Portal Cloud V19 (All versions < V5.2.1.1), TIA Portal Cloud V20 (All versions < V5.2.2.2), TIA Portal Test Suite V20 (All versions < V20 Update 4). Affected products do not properly sanitize Interprocess Communication input received through a Windows Named Pipe accessible to all local users. This could allow an authenticated local attacker to cause a type confusion and execute arbitrary code within the affected application.

CVSS
8.2 HIGH (v3.1, CNA)CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:C/C:H/I:H/A:H
Weakness (CWE)
CWE-502
Known exploited
Not in CISA's KEV catalog
EPSS (exploitation in the next 30 days)
Not loaded for this CVE
Assigned by
siemens
NVD analysis
Deferred
Record last updated
Oct 13, 2026
First seen by InfoSec Signals
Oct 13, 2026

Affected products

Affected products
Siemens SIMATIC PCS neo V4.1
siemens:simatic_pcs_neo_v4.1 (from the name)
all versions
CNA record
Siemens SIMATIC PCS neo V5.0
siemens:simatic_pcs_neo_v5.0 (from the name)
all versions
CNA record
Siemens SIMATIC PCS neo V6.0
siemens:simatic_pcs_neo_v6.0 (from the name)
before V6.0 SP1 Update 1
CNA record
Siemens SIMATIC S7-PLCSIM V17
siemens:simatic_s7_plcsim_v17 (from the name)
all versions
CNA record
Siemens SIMATIC STEP 7 V17
siemens:simatic_step_7_v17 (from the name)
before V17 Update 9
CNA record
Siemens SIMATIC STEP 7 V18
siemens:simatic_step_7_v18 (from the name)
before V18 Update 6
CNA record
Siemens SIMATIC STEP 7 V19
siemens:simatic_step_7_v19 (from the name)
before V19 Update 4
CNA record
Siemens SIMATIC STEP 7 V20
siemens:simatic_step_7_v20 (from the name)
before V20 Update 4
CNA record
Siemens SIMATIC WinCC V17
siemens:simatic_wincc_v17 (from the name)
before V17 Update 9
CNA record
Siemens SIMATIC WinCC V18
siemens:simatic_wincc_v18 (from the name)
before V18 Update 6
CNA record
Siemens SIMATIC WinCC V19
siemens:simatic_wincc_v19 (from the name)
before V19 Update 4
CNA record
Siemens SIMATIC WinCC V20
siemens:simatic_wincc_v20 (from the name)
before V20 Update 4
CNA record
Siemens SIMOCODE ES V17
siemens:simocode_es_v17 (from the name)
all versions
CNA record
Siemens SIMOCODE ES V18
siemens:simocode_es_v18 (from the name)
all versions
CNA record
Siemens SIMOCODE ES V19
siemens:simocode_es_v19 (from the name)
all versions
CNA record
Siemens SIMOCODE ES V20
siemens:simocode_es_v20 (from the name)
all versions
CNA record
Siemens SIMOTION SCOUT TIA V5.4
siemens:simotion_scout_tia_v5.4 (from the name)
all versions
CNA record
Siemens SIMOTION SCOUT TIA V5.5
siemens:simotion_scout_tia_v5.5 (from the name)
all versions
CNA record
Siemens SIMOTION SCOUT TIA V5.6
siemens:simotion_scout_tia_v5.6 (from the name)
before V5.6 SP1 HF7
CNA record
Siemens SIMOTION SCOUT TIA V5.7
siemens:simotion_scout_tia_v5.7 (from the name)
all versions
CNA record
Siemens SINAMICS Startdrive V17
siemens:sinamics_startdrive_v17 (from the name)
all versions
CNA record
Siemens SINAMICS Startdrive V18
siemens:sinamics_startdrive_v18 (from the name)
all versions
CNA record
Siemens SINAMICS Startdrive V19
siemens:sinamics_startdrive_v19 (from the name)
all versions
CNA record
Siemens SINAMICS Startdrive V20
siemens:sinamics_startdrive_v20 (from the name)
all versions
CNA record
Siemens SIRIUS Safety ES V17 (TIA Portal)
siemens:sirius_safety_es_v17_tia_portal (from the name)
all versions
CNA record
Siemens SIRIUS Safety ES V18 (TIA Portal)
siemens:sirius_safety_es_v18_tia_portal (from the name)
all versions
CNA record
Siemens SIRIUS Safety ES V19 (TIA Portal)
siemens:sirius_safety_es_v19_tia_portal (from the name)
all versions
CNA record
Siemens SIRIUS Safety ES V20 (TIA Portal)
siemens:sirius_safety_es_v20_tia_portal (from the name)
all versions
CNA record
Siemens SIRIUS Soft Starter ES V17 (TIA Portal)
siemens:sirius_soft_starter_es_v17_tia_portal (from the name)
all versions
CNA record
Siemens SIRIUS Soft Starter ES V18 (TIA Portal)
siemens:sirius_soft_starter_es_v18_tia_portal (from the name)
all versions
CNA record
Siemens SIRIUS Soft Starter ES V19 (TIA Portal)
siemens:sirius_soft_starter_es_v19_tia_portal (from the name)
all versions
CNA record
Siemens SIRIUS Soft Starter ES V20 (TIA Portal)
siemens:sirius_soft_starter_es_v20_tia_portal (from the name)
all versions
CNA record
Siemens TIA Portal Cloud V17
siemens:tia_portal_cloud_v17 (from the name)
all versions
CNA record
Siemens TIA Portal Cloud V18
siemens:tia_portal_cloud_v18 (from the name)
before V6.3.0.2
CNA record
Siemens TIA Portal Cloud V19
siemens:tia_portal_cloud_v19 (from the name)
before V5.2.1.1
CNA record
Siemens TIA Portal Cloud V20
siemens:tia_portal_cloud_v20 (from the name)
before V5.2.2.2
CNA record
Siemens TIA Portal Test Suite V20
siemens:tia_portal_test_suite_v20 (from the name)
before V20 Update 4
CNA record

References

The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.

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