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CVE record · CVE-2018-4843

Improper input validation in Siemens SIMATIC S7-400 CPU 414-3 PN/DP V7 and others

CVSS 6.5 MediumEPSS 0.0054 · 45th percentile

Published by the CVE Program (CNA: siemens) at 20 Mar 2018, 14:00 UTC. agentprime has not analysed this yet, so whether it affects any app is not known. This CVE names a vendor and product rather than a package, so the lockfile check doesn’t match it.

Affected products, as the CNA wrote them
VendorProductVersions
Siemens SIMATIC S7-400 CPU 414-3 PN/DP V7
  • affected All versions < V7.0.3
Other versions: unknown
Siemens SIMATIC S7-400 CPU 414F-3 PN/DP V7
  • affected All versions < V7.0.3
Other versions: unknown
Siemens SIMATIC S7-400 CPU 416-3 PN/DP V7
  • affected All versions < V7.0.3
Other versions: unknown
Siemens SIMATIC S7-400 CPU 416F-3 PN/DP V7
  • affected All versions < V7.0.3
Other versions: unknown
Siemens SIMATIC CP 343-1 (incl. SIPLUS variants)
  • affected All versions
Other versions: unknown
Siemens SIMATIC CP 343-1 Advanced (incl. SIPLUS variants)
  • affected All versions
Other versions: unknown
Siemens SIMATIC CP 443-1
  • affected All versions < V3.3
Other versions: unknown
Siemens SIMATIC CP 443-1
  • affected All versions < V3.3
Other versions: unknown
Siemens SIMATIC CP 443-1 Advanced
  • affected All versions < V3.3
Other versions: unknown
Siemens SIMATIC ET 200pro IM154-8 PN/DP CPU
  • affected All versions < V3.2.16
Other versions: unknown
Siemens SIMATIC ET 200pro IM154-8F PN/DP CPU
  • affected All versions < V3.2.16
Other versions: unknown
Siemens SIMATIC ET 200pro IM154-8FX PN/DP CPU
  • affected All versions < V3.2.16
Other versions: unknown
Siemens SIMATIC ET 200S IM151-8 PN/DP CPU
  • affected All versions < V3.2.16
Other versions: unknown
Siemens SIMATIC ET 200S IM151-8F PN/DP CPU
  • affected All versions < V3.2.16
Other versions: unknown
Siemens SIMATIC S7-1500 CPU family (incl. related ET200 CPUs and SIPLUS variants)
  • affected All versions < V1.7.0
Other versions: unknown
Siemens SIMATIC S7-1500 Software Controller
  • affected All versions < V1.7.0
Other versions: unknown
Siemens SIMATIC S7-300 CPU 314C-2 PN/DP
  • affected All versions < V3.3.16
Other versions: unknown
Siemens SIMATIC S7-300 CPU 315-2 PN/DP
  • affected All versions < V3.2.16
Other versions: unknown
Siemens SIMATIC S7-300 CPU 315F-2 PN/DP
  • affected All versions < V3.2.16
Other versions: unknown
Siemens SIMATIC S7-300 CPU 315T-3 PN/DP
  • affected All versions < V3.2.16
Other versions: unknown
Siemens SIMATIC S7-300 CPU 317-2 PN/DP
  • affected All versions < V3.2.16
Other versions: unknown
Siemens SIMATIC S7-300 CPU 317F-2 PN/DP
  • affected All versions < V3.2.16
Other versions: unknown
Siemens SIMATIC S7-300 CPU 317T-3 PN/DP
  • affected All versions < V3.2.16
Other versions: unknown
Siemens SIMATIC S7-300 CPU 317TF-3 PN/DP
  • affected All versions < V3.2.16
Other versions: unknown
Siemens SIMATIC S7-300 CPU 319-3 PN/DP
  • affected All versions < V3.2.16
Other versions: unknown
Siemens SIMATIC S7-300 CPU 319F-3 PN/DP
  • affected All versions < V3.2.16
Other versions: unknown
Siemens SIMATIC S7-400 CPU 412-2 PN V7
  • affected All versions < V7.0.3
Other versions: unknown
Siemens SIMATIC S7-400 H V6 CPU family (incl. SIPLUS variants)
  • affected All versions < V6.0.9
Other versions: unknown
Siemens SIMATIC S7-400 PN/DP V6 CPU family (incl. SIPLUS variants)
  • affected All versions < V6.0.7
Other versions: unknown
Siemens SIMATIC S7-410 CPU family (incl. SIPLUS variants)
  • affected All versions < V8.1
Other versions: unknown
Siemens SIMATIC WinAC RTX 2010
  • affected All versions < V2010 SP3
Other versions: unknown
Siemens SIMATIC WinAC RTX F 2010
  • affected All versions < V2010 SP3
Other versions: unknown
Siemens SINUMERIK 828D
  • affected All versions < V4.7 SP6 HF1
Other versions: unknown
Siemens SIPLUS ET 200S IM151-8 PN/DP CPU
  • affected All versions < V3.2.16
Other versions: unknown
Siemens SIPLUS ET 200S IM151-8F PN/DP CPU
  • affected All versions < V3.2.16
Other versions: unknown
Siemens SIPLUS NET CP 443-1
  • affected All versions < V3.3
Other versions: unknown
Siemens SIPLUS NET CP 443-1 Advanced
  • affected All versions < V3.3
Other versions: unknown
Siemens SIPLUS S7-300 CPU 314C-2 PN/DP
  • affected All versions < V3.3.16
Other versions: unknown
Siemens SIPLUS S7-300 CPU 315-2 PN/DP
  • affected All versions < V3.2.16
Other versions: unknown
Siemens SIPLUS S7-300 CPU 315F-2 PN/DP
  • affected All versions < V3.2.16
Other versions: unknown

And 5 more products. The full list is on the CVE record.

Identifiers
CVE-2018-4843
CNA
siemens
Weakness (CWE)
CWE-20
Tags
Published
20 Mar 2018
Updated
5 Aug 2024

Not analysed yet

We haven’t published our own analysis of this CVE. If a person reviews it, this page will say what’s affected and what has to be true for it to matter.

Severity and exploitation

ScoreRatingCVSSVectorSource
6.5 Medium 3.1 CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H/E:P/RL:O/RC:C CNA (siemens)
  • CISA KEV Not listed.
  • EPSS 0.0054, the 45th percentile, on 5 Nov 2026: FIRST’s estimate of the chance of exploitation in the next 30 days.

Timeline

This record came from the full history of the CVE Program, published 20 Mar 2018. New records show when each source confirmed them.

Sources

References from the CNA

Facts on this page come from the CVE List as the CNA published them, with CVSS from the sources named above, CISA KEV and FIRST EPSS. Vendors, products and versions are shown as the CNA wrote them. We don’t reproduce the CVE’s description.