CVE record · CVE-2020-28400

Resource allocation without limits in Siemens Development/Evaluation Kits for PROFINET IO: DK Standard Ethernet… and others

CVSS 8.7 HighEPSS 0.019 · 79th percentile

Published by the CVE Program (CNA: siemens) at 13 Jul 2021, 11:02 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
Vendor	Product	Versions
Siemens	Development/Evaluation Kits for PROFINET IO: DK Standard Ethernet Controller	affected before * custom Other versions: unknown
Siemens	Development/Evaluation Kits for PROFINET IO: EK-ERTEC 200	affected before * custom Other versions: unknown
Siemens	Development/Evaluation Kits for PROFINET IO: EK-ERTEC 200P	affected before V4.7 custom Other versions: unknown
Siemens	RUGGEDCOM RM1224 LTE(4G) EU	affected before V6.4 custom Other versions: unknown
Siemens	RUGGEDCOM RM1224 LTE(4G) NAM	affected before V6.4 custom Other versions: unknown
Siemens	SCALANCE M804PB	affected before V6.4 custom Other versions: unknown
Siemens	SCALANCE M812-1 ADSL-Router	affected before V6.4 custom Other versions: unknown
Siemens	SCALANCE M812-1 ADSL-Router	affected before V6.4 custom Other versions: unknown
Siemens	SCALANCE M816-1 ADSL-Router	affected before V6.4 custom Other versions: unknown
Siemens	SCALANCE M816-1 ADSL-Router	affected before V6.4 custom Other versions: unknown
Siemens	SCALANCE M826-2 SHDSL-Router	affected before V6.4 custom Other versions: unknown
Siemens	SCALANCE M874-2	affected before V6.4 custom Other versions: unknown
Siemens	SCALANCE M874-3	affected before V6.4 custom Other versions: unknown
Siemens	SCALANCE M874-3 3G-Router (CN)	affected before V6.4 custom Other versions: unknown
Siemens	SCALANCE M876-3	affected before V6.4 custom Other versions: unknown
Siemens	SCALANCE M876-3 (ROK)	affected before V6.4 custom Other versions: unknown
Siemens	SCALANCE M876-4	affected before V6.4 custom Other versions: unknown
Siemens	SCALANCE M876-4 (EU)	affected before V6.4 custom Other versions: unknown
Siemens	SCALANCE M876-4 (NAM)	affected before V6.4 custom Other versions: unknown
Siemens	SCALANCE MUM853-1 (A1)	affected before V6.4 custom Other versions: unknown
Siemens	SCALANCE MUM853-1 (B1)	affected before V6.4 custom Other versions: unknown
Siemens	SCALANCE MUM853-1 (EU)	affected before V6.4 custom Other versions: unknown
Siemens	SCALANCE MUM856-1 (A1)	affected before V6.4 custom Other versions: unknown
Siemens	SCALANCE MUM856-1 (B1)	affected before V6.4 custom Other versions: unknown
Siemens	SCALANCE MUM856-1 (CN)	affected before V6.4 custom Other versions: unknown
Siemens	SCALANCE MUM856-1 (EU)	affected before V6.4 custom Other versions: unknown
Siemens	SCALANCE MUM856-1 (RoW)	affected before V6.4 custom Other versions: unknown
Siemens	SCALANCE S615 EEC LAN-Router	affected before V6.4 custom Other versions: unknown
Siemens	SCALANCE S615 LAN-Router	affected before V6.4 custom Other versions: unknown
Siemens	SCALANCE W1748-1 M12	affected before V3.0.0 custom Other versions: unknown
Siemens	SCALANCE W1748-1 M12	affected before V3.0.0 custom Other versions: unknown
Siemens	SCALANCE W1788-1 M12	affected before V3.0.0 custom Other versions: unknown
Siemens	SCALANCE W1788-2 EEC M12	affected before V3.0.0 custom Other versions: unknown
Siemens	SCALANCE W1788-2 M12	affected before V3.0.0 custom Other versions: unknown
Siemens	SCALANCE W1788-2IA M12	affected before V3.0.0 custom Other versions: unknown
Siemens	SCALANCE W721-1 RJ45	affected before V6.4.0 custom Other versions: unknown
Siemens	SCALANCE W721-1 RJ45	affected before V6.4.0 custom Other versions: unknown
Siemens	SCALANCE W722-1 RJ45	affected before V6.4.0 custom Other versions: unknown
Siemens	SCALANCE W722-1 RJ45	affected before V6.4.0 custom Other versions: unknown
Siemens	SCALANCE W722-1 RJ45	affected before V6.4.0 custom Other versions: unknown

And 316 more products. The full list is on the CVE record.

Identifiers: CVE-2020-28400
CNA: siemens
Weakness (CWE): CWE-770
Tags: Siemens Development/Evaluation Kits for PROFINET IO: DK Standard Ethernet Controller
Siemens Development/Evaluation Kits for PROFINET IO: EK-ERTEC 200
Siemens Development/Evaluation Kits for PROFINET IO: EK-ERTEC 200P
Siemens RUGGEDCOM RM1224 LTE(4G) EU
Siemens RUGGEDCOM RM1224 LTE(4G) NAM
Siemens SCALANCE M804PB
Siemens SCALANCE M812-1 ADSL-Router
Siemens SCALANCE M816-1 ADSL-Router
Denial of service
Published: 13 Jul 2021
Updated: 14 Apr 2026

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

Score	Rating	CVSS	Vector	Source
7.5	High	3.1	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H	CNA (siemens)
8.7	High	4.0	CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N	CNA (siemens)Used for this record

CISA KEV Not listed.
EPSS 0.019, the 79th 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 13 Jul 2021. 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.