Siemens SIMATIC S7-1500 CPU
At a glance
- Source
- NVD
- EPSS
- EPSS 1.99 % · percentile 81 ()
- State
- PUBLISHED
- Published
- Updated
- Assigner
- siemens
- NVD status
- Modified
Description
A vulnerability has been identified in SIMATIC S7-1500 CPU (All versions >= V2.0 and < V2.5), SIMATIC S7-1500 CPU (All versions <= V1.8.5). Specially crafted network packets sent to port 80/tcp or 443/tcp could allow an unauthenticated remote attacker to cause a Denial-of-Service condition of the device. The security vulnerability could be exploited by an attacker with network access to the affected systems on port 80/tcp or 443/tcp. Successful exploitation requires no system privileges and no user interaction. An attacker could use the vulnerability to compromise availability of the device. At the time of advisory publication no public exploitation of this security vulnerability was known.
Weaknesses (CWE)
- CWE-20 — Improper Input Validation
References
Scores
| Version | Score | Vector | Scored by |
|---|---|---|---|
| CVSS 3.0 | HIGH 7.5 | CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H | NVD · nvd@nist.gov (Primary) |
| CVSS 2.0 | HIGH 7.8 | AV:N/AC:L/Au:N/C:N/I:N/A:C | NVD · nvd@nist.gov (Primary) |
European references
- ENISA EUVD · EUVD-2018-8365
- GCVE · GCVE-0-2018-16558
CERT-FR advisories
- CERTFR-2020-AVI-077 — Multiples vulnérabilités dans les produits Siemens de variante SIPLUS · cert.ssi.gouv.fr
- CERTFR-2019-AVI-004 — SCADA Multiples vulnérabilités dans les produits Siemens · cert.ssi.gouv.fr
Affected configurations (NVD CPE)
cpe:2.3:o:siemens:simatic_s7-1500_firmware:*:*:*:*:*:*:*:*≤ 1.8.5cpe:2.3:o:siemens:simatic_s7-1500_firmware:*:*:*:*:*:*:*:*≥ 2.0 < 2.5
Affected products
| Product | Versions |
|---|---|
| Siemens · SIMATIC S7-1500 CPU | affected All versions >= V2.0 and < V2.5 |
| Siemens · SIMATIC S7-1500 CPU | affected All versions <= V1.8.5 |
Sources
| Source | Licence |
|---|---|
| CVE List (CVEProject cvelistV5) | CVE Program Terms of Use |
| EPSS (FIRST.org) | FIRST — attribution requested |
| ENISA EUVD | ENISA — reproduction authorised, source acknowledged |
| CERT-FR (ANSSI) | Licence Ouverte / Etalab 2.0 |
| NVD (NIST) via fkie-cad/nvd-json-data-feeds | Public domain — this product uses data from the NVD API but is not endorsed or certified by the NVD |