CVE-2024-52051High· 7.3▾ Twilight

A vulnerability has been identified in SIMATIC S7-PLCSIM V17 (All versions), SIMATIC S7-PLCSIM V18 (All versions), SIMATIC STEP 7 Safety V17 (All versions < V17 Update 9), SIMATIC STEP 7 Safety V18 (All versions < V18 Update 6), SIMATIC …

▾ Twilight zone — High severity, or a signal on a lesser flaw

Depth score40/ 100 · Moderate

impact 40.2 · likelihood 0 · exploitation 0

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Proof of concept

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Published

Dec 10, 2024

Updated

Oct 13, 2026

CVSS

7.3

Vendor

Siemens

Product

SIMATIC S7-PLCSIM V17

CWE

CWE-20

Depth score

40 · Moderate

EPSS

0.18% · p7

Platforms

—

Source

NVD

Vector

CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:H

CISA SSVC

decided 2024-12-11

Exploitation: none
Automatable: no
Technical impact: total

Stakeholder-Specific Vulnerability Categorization from CISA's ADP record at CVE.org: whether exploitation is observed, whether an attack can be automated, and how much of the system is at stake.

EPSS history

Exploit-prediction probability, daily snapshots since Oct 13.

0.2% → 0.2%

Timeline

Disclosure to exploitation, from the record and what we observed since indexing it.

3 events · 672 days

Dec 10, 2024Published
Disclosed via NVD
Oct 13, 2026Record revised
Last analysed / modified upstream
Oct 13, 2026EPSS first tracked
0.2%

Siemens CWE-20 #nvd #cve.org

Affected

simatic_s7-plcsim_v17 < *
simatic_s7-plcsim_v18 < *
simatic_step_7_safety_v17 < V17 Update 9
simatic_step_7_safety_v18 < V18 Update 6
simatic_step_7_safety_v19 < V19 Update 4
simatic_step_7_v17 < V17 Update 9
simatic_step_7_v18 < V18 Update 6
simatic_step_7_v19 < V19 Update 4
simatic_wincc_unified_pc_runtime_v18 < *
simatic_wincc_unified_pc_runtime_v19 < V19 Update 4
simatic_wincc_unified_v17 < V17 Update 9
simatic_wincc_unified_v18 < V18 Update 6
simatic_wincc_unified_v19 < V19 Update 4
simatic_wincc_v17 < V17 Update 9
simatic_wincc_v18 < V18 Update 6
simatic_wincc_v19 < V19 Update 4
simocode_es_v17 < *
simocode_es_v18 < *
simocode_es_v19 < *
simotion_scout_tia_v5.4 < *
simotion_scout_tia_v5.5 < *
simotion_scout_tia_v5.6 < V5.6 SP1 HF7
sinamics_startdrive_v17 < *
sinamics_startdrive_v18 < *
sinamics_startdrive_v19 < *
sirius_safety_es_v17_tia_portal < *
sirius_safety_es_v18_tia_portal < *
sirius_safety_es_v19_tia_portal < *
sirius_soft_starter_es_v17_tia_portal < *
sirius_soft_starter_es_v18_tia_portal < *
sirius_soft_starter_es_v19_tia_portal < *
tia_portal_cloud_v17 < *
tia_portal_cloud_v18 < *
tia_portal_cloud_v19 < V5.2.1.1

Full technical detail▾

Overview

A vulnerability has been identified in SIMATIC S7-PLCSIM V17 (All versions), SIMATIC S7-PLCSIM V18 (All versions), SIMATIC STEP 7 Safety V17 (All versions < V17 Update 9), SIMATIC STEP 7 Safety V18 (All versions < V18 Update 6), SIMATIC STEP 7 Safety V19 (All versions < V19 Update 4), 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 WinCC Unified PC Runtime V18 (All versions), SIMATIC WinCC Unified PC Runtime V19 (All versions < V19 Update 4), SIMATIC WinCC Unified V17 (All versions < V17 Update 9), SIMATIC WinCC Unified V18 (All versions < V18 Update 6), SIMATIC WinCC Unified V19 (All versions < V19 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), SIMOCODE ES V17 (All versions), SIMOCODE ES V18 (All versions), SIMOCODE ES V19 (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), SINAMICS Startdrive V17 (All versions), SINAMICS Startdrive V18 (All versions), SINAMICS Startdrive V19 (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 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), TIA Portal Cloud V17 (All versions), TIA Portal Cloud V18 (All versions), TIA Portal Cloud V19 (All versions < V5.2.1.1). The affected devices do not properly sanitize user-controllable input when parsing user settings. This could allow an attacker to locally execute arbitrary commands in the host operating system with the privileges of the user.

Remediation

Refer to the linked advisories for vendor-supplied fixes and affected version ranges.

References

[email protected] — https://cert-portal.siemens.com/productcert/html/ssa-392859.html

Related vulnerabilities

Connected by shared product, vendor, weakness, or advisory.

#nvd#cve.org

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