CVE-2022-45147
Siemens · published 2024-07-09
Source record Collected from the National Vulnerability Database (NVD)
Description
Description by Siemens AG via the CVE Program.
A vulnerability has been identified in SIMATIC PCS neo V4.0 (All versions), SIMATIC STEP 7 V16 (All versions), SIMATIC STEP 7 V17 (All versions), SIMATIC STEP 7 V18 (All versions < V18 Update 2). Affected applications do not properly restrict the .NET BinaryFormatter when deserializing user-controllable input. This could allow an attacker to cause a type confusion and execute arbitrary code within the affected application. This is the same issue that exists for .NET BinaryFormatter https://docs.microsoft.com/en-us/visualstudio/code-quality/ca2300.
Status at the source
- NVD status: Deferred — NVD has not analysed this CVE.
Affected products, as the source lists them
| Vendor | Product | Versions |
|---|---|---|
| Siemens | SIMATIC PCS neo V4.0 | 0 – before *: affected |
| Siemens | SIMATIC STEP 7 V16 | 0 – before *: affected |
| Siemens | SIMATIC STEP 7 V17 | 0 – before *: affected |
| Siemens | SIMATIC STEP 7 V18 | 0 – before V18 Update 2: affected |
Added by CISA-ADP (Authorized Data Publisher)
| Vendor | Product | Versions |
|---|---|---|
| siemens | simatic_pcs_neo | 4.0 – before 5.0: affected |
| siemens | simatic_step_7 | 16 – before 17: affected 17 – before 18: affected 18 – before 18_update_2: affected |
| siemens | simatic_step_7 | 16 – before 17: affected 17 – before 18: affected 18 – before 18_update_2: affected |
| siemens | simatic_step_7 | 16 – before 17: affected 17 – before 18: affected 18 – before 18_update_2: affected |
DeSpy has not checked any unit, hardware revision or firmware. A product missing here is not a statement that it is unaffected.
Scores, as their sources published them
- CVSS 4.0: 8.5 HIGH — as published by Siemens AG (Secondary)
CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:P/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X - CVSS 3.1: 7.8 HIGH — as published by Siemens AG (Secondary)
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H - SSVC — CISA's assessment (SSVC 2.0.3, CISA Coordinator): Exploitation: none · Automatable: no · Technical impact: total
DeSpy does not score records. These are the sources' own values.
Weaknesses
Sources
References the source lists
- https://cert-portal.siemens.com/productcert/html/ssa-825651.html
- https://cert-portal.siemens.com/productcert/html/ssa-825651.html
Source dates: published 2024-07-09, last changed 2026-06-17. DeSpy's copy of this version is dated 2026-09-28.
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