Siemens SIMATIC MV400 family
At a glance
- Source
- NVD
- EPSS
- EPSS 1.07 % · percentile 65 ()
- State
- PUBLISHED
- Published
- Updated
- Assigner
- siemens
- NVD status
- Modified
Description
A vulnerability has been identified in SIMATIC MV400 family (All Versions < V7.0.6). The underlying TCP stack of the affected products does not correctly validate the sequence number for incoming TCP RST packages. An attacker could exploit this to terminate arbitrary TCP sessions.
Weaknesses (CWE)
- CWE-1285 — Improper Validation of Specified Index, Position, or Offset in Input
- CWE-129 — Improper Validation of Array Index
References
Scores
| Version | Score | Vector | Scored by |
|---|---|---|---|
| CVSS 3.1 | HIGH 7.5 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H | NVD · nvd@nist.gov (Primary) |
| CVSS 2.0 | MEDIUM 5.0 | AV:N/AC:L/Au:N/C:N/I:N/A:P | NVD · nvd@nist.gov (Primary) |
European references
- ENISA EUVD · EUVD-2020-17931
- GCVE · GCVE-0-2020-25241
CERT-FR advisories
- CERTFR-2021-AVI-176 — Multiples vulnérabilités dans les produits Siemens · cert.ssi.gouv.fr
Affected configurations (NVD CPE)
cpe:2.3:o:siemens:simatic_mv440_sr_firmware:*:*:*:*:*:*:*:*< 7.0.6cpe:2.3:o:siemens:simatic_mv440_hr_firmware:*:*:*:*:*:*:*:*< 7.0.6cpe:2.3:o:siemens:simatic_mv440_ur_firmware:*:*:*:*:*:*:*:*< 7.0.6cpe:2.3:o:siemens:simatic_mv420_sr-b_firmware:*:*:*:*:*:*:*:*< 7.0.6cpe:2.3:o:siemens:simatic_mv420_sr-p_firmware:*:*:*:*:*:*:*:*< 7.0.6cpe:2.3:o:siemens:simatic_mv420_sr-b_body_firmware:*:*:*:*:*:*:*:*< 7.0.6cpe:2.3:o:siemens:simatic_mv420_sr-p_body_firmware:*:*:*:*:*:*:*:*< 7.0.6
Affected products
| Product | Versions |
|---|---|
| Siemens · SIMATIC MV400 family | affected All Versions < V7.0.6 |
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 |