CVE-2020-28400
Siemens · published 2021-07-13
Source record Collected from the National Vulnerability Database (NVD)
Description
Description by Siemens AG via the CVE Program.
Affected devices contain a vulnerability that allows an unauthenticated attacker to trigger a denial of service condition. The vulnerability can be triggered if a large amount of DCP reset packets are sent to the device.
Status at the source
- NVD status: Modified
Affected products, as the source lists them
| Vendor | Product | Versions |
|---|---|---|
| Siemens | Development/Evaluation Kits for PROFINET IO: DK Standard Ethernet Controller | 0 – before *: affected |
| Siemens | Development/Evaluation Kits for PROFINET IO: EK-ERTEC 200 | 0 – before *: affected |
| Siemens | Development/Evaluation Kits for PROFINET IO: EK-ERTEC 200P | 0 – before V4.7: affected |
| Siemens | RUGGEDCOM RM1224 LTE(4G) EU | 0 – before V6.4: affected |
| Siemens | RUGGEDCOM RM1224 LTE(4G) NAM | 0 – before V6.4: affected |
| Siemens | SCALANCE M804PB | 0 – before V6.4: affected |
| Siemens | SCALANCE M812-1 ADSL-Router | 0 – before V6.4: affected |
| Siemens | SCALANCE M812-1 ADSL-Router | 0 – before V6.4: affected |
| Siemens | SCALANCE M816-1 ADSL-Router | 0 – before V6.4: affected |
| Siemens | SCALANCE M816-1 ADSL-Router | 0 – before V6.4: affected |
| Siemens | SCALANCE M826-2 SHDSL-Router | 0 – before V6.4: affected |
| Siemens | SCALANCE M874-2 | 0 – before V6.4: affected |
| Siemens | SCALANCE M874-3 | 0 – before V6.4: affected |
| Siemens | SCALANCE M874-3 3G-Router (CN) | 0 – before V6.4: affected |
| Siemens | SCALANCE M876-3 | 0 – before V6.4: affected |
| Siemens | SCALANCE M876-3 (ROK) | 0 – before V6.4: affected |
| Siemens | SCALANCE M876-4 | 0 – before V6.4: affected |
| Siemens | SCALANCE M876-4 (EU) | 0 – before V6.4: affected |
| Siemens | SCALANCE M876-4 (NAM) | 0 – before V6.4: affected |
| Siemens | SCALANCE MUM853-1 (A1) | 0 – before V6.4: affected |
| Siemens | SCALANCE MUM853-1 (B1) | 0 – before V6.4: affected |
| Siemens | SCALANCE MUM853-1 (EU) | 0 – before V6.4: affected |
| Siemens | SCALANCE MUM856-1 (A1) | 0 – before V6.4: affected |
| Siemens | SCALANCE MUM856-1 (B1) | 0 – before V6.4: affected |
| Siemens | SCALANCE MUM856-1 (CN) | 0 – before V6.4: affected |
| Siemens | SCALANCE MUM856-1 (EU) | 0 – before V6.4: affected |
| Siemens | SCALANCE MUM856-1 (RoW) | 0 – before V6.4: affected |
| Siemens | SCALANCE S615 EEC LAN-Router | 0 – before V6.4: affected |
| Siemens | SCALANCE S615 LAN-Router | 0 – before V6.4: affected |
| Siemens | SCALANCE W1748-1 M12 | 0 – before V3.0.0: affected |
| Siemens | SCALANCE W1748-1 M12 | 0 – before V3.0.0: affected |
| Siemens | SCALANCE W1788-1 M12 | 0 – before V3.0.0: affected |
| Siemens | SCALANCE W1788-2 EEC M12 | 0 – before V3.0.0: affected |
| Siemens | SCALANCE W1788-2 M12 | 0 – before V3.0.0: affected |
| Siemens | SCALANCE W1788-2IA M12 | 0 – before V3.0.0: affected |
| Siemens | SCALANCE W721-1 RJ45 | 0 – before V6.4.0: affected |
| Siemens | SCALANCE W721-1 RJ45 | 0 – before V6.4.0: affected |
| Siemens | SCALANCE W722-1 RJ45 | 0 – before V6.4.0: affected |
| Siemens | SCALANCE W722-1 RJ45 | 0 – before V6.4.0: affected |
| Siemens | SCALANCE W722-1 RJ45 | 0 – before V6.4.0: affected |
| Siemens | SCALANCE W734-1 RJ45 | 0 – before V6.4.0: affected |
| Siemens | SCALANCE W734-1 RJ45 | 0 – before V6.4.0: affected |
| Siemens | SCALANCE W734-1 RJ45 | 0 – before V6.4.0: affected |
| Siemens | SCALANCE W734-1 RJ45 (USA) | 0 – before V6.4.0: affected |
| Siemens | SCALANCE W738-1 M12 | 0 – before V6.4.0: affected |
| Siemens | SCALANCE W738-1 M12 | 0 – before V6.4.0: affected |
| Siemens | SCALANCE W748-1 M12 | 0 – before V6.4.0: affected |
| Siemens | SCALANCE W748-1 M12 | 0 – before V6.4.0: affected |
| Siemens | SCALANCE W748-1 RJ45 | 0 – before V6.4.0: affected |
| Siemens | SCALANCE W748-1 RJ45 | 0 – before V6.4.0: affected |
| Siemens | SCALANCE W761-1 RJ45 | 0 – before V6.4.0: affected |
| Siemens | SCALANCE W761-1 RJ45 | 0 – before V6.4.0: affected |
| Siemens | SCALANCE W774-1 M12 EEC | 0 – before V6.4.0: affected |
| Siemens | SCALANCE W774-1 M12 EEC | 0 – before V6.4.0: affected |
| Siemens | SCALANCE W774-1 RJ45 | 0 – before V6.4.0: affected |
| Siemens | SCALANCE W774-1 RJ45 | 0 – before V6.4.0: affected |
| Siemens | SCALANCE W774-1 RJ45 | 0 – before V6.4.0: affected |
| Siemens | SCALANCE W774-1 RJ45 | 0 – before V6.4.0: affected |
| Siemens | SCALANCE W774-1 RJ45 (USA) | 0 – before V6.4.0: affected |
| Siemens | SCALANCE W778-1 M12 | 0 – before V6.4.0: affected |
| Siemens | SCALANCE W778-1 M12 | 0 – before V6.4.0: affected |
| Siemens | SCALANCE W778-1 M12 EEC | 0 – before V6.4.0: affected |
| Siemens | SCALANCE W778-1 M12 EEC (USA) | 0 – before V6.4.0: affected |
| Siemens | SCALANCE W786-1 RJ45 | 0 – before V6.4.0: affected |
| Siemens | SCALANCE W786-1 RJ45 | 0 – before V6.4.0: affected |
| Siemens | SCALANCE W786-2 RJ45 | 0 – before V6.4.0: affected |
| Siemens | SCALANCE W786-2 RJ45 | 0 – before V6.4.0: affected |
| Siemens | SCALANCE W786-2 RJ45 | 0 – before V6.4.0: affected |
| Siemens | SCALANCE W786-2 SFP | 0 – before V6.4.0: affected |
| Siemens | SCALANCE W786-2 SFP | 0 – before V6.4.0: affected |
| Siemens | SCALANCE W786-2IA RJ45 | 0 – before V6.4.0: affected |
| Siemens | SCALANCE W786-2IA RJ45 | 0 – before V6.4.0: affected |
| Siemens | SCALANCE W788-1 M12 | 0 – before V6.4.0: affected |
| Siemens | SCALANCE W788-1 M12 | 0 – before V6.4.0: affected |
| Siemens | SCALANCE W788-1 RJ45 | 0 – before V6.4.0: affected |
| Siemens | SCALANCE W788-1 RJ45 | 0 – before V6.4.0: affected |
| Siemens | SCALANCE W788-2 M12 | 0 – before V6.4.0: affected |
| Siemens | SCALANCE W788-2 M12 | 0 – before V6.4.0: affected |
| Siemens | SCALANCE W788-2 M12 EEC | 0 – before V6.4.0: affected |
| Siemens | SCALANCE W788-2 M12 EEC | 0 – before V6.4.0: affected |
| Siemens | SCALANCE W788-2 M12 EEC | 0 – before V6.4.0: affected |
| Siemens | SCALANCE W788-2 RJ45 | 0 – before V6.4.0: affected |
| Siemens | SCALANCE W788-2 RJ45 | 0 – before V6.4.0: affected |
| Siemens | SCALANCE W788-2 RJ45 | 0 – before V6.4.0: affected |
| Siemens | SCALANCE X200-4P IRT | 0 – before V5.5.0: affected |
| Siemens | SCALANCE X201-3P IRT | 0 – before V5.5.0: affected |
| Siemens | SCALANCE X201-3P IRT PRO | 0 – before V5.5.0: affected |
| Siemens | SCALANCE X202-2IRT | 0 – before V5.5.0: affected |
| Siemens | SCALANCE X202-2P IRT | 0 – before V5.5.0: affected |
| Siemens | SCALANCE X202-2P IRT PRO | 0 – before V5.5.0: affected |
| Siemens | SCALANCE X204-2 | 0 – before V5.2.5: affected |
| Siemens | SCALANCE X204-2FM | 0 – before V5.2.5: affected |
| Siemens | SCALANCE X204-2LD | 0 – before V5.2.5: affected |
| Siemens | SCALANCE X204-2LD TS | 0 – before V5.2.5: affected |
| Siemens | SCALANCE X204-2TS | 0 – before V5.2.5: affected |
| Siemens | SCALANCE X204IRT | 0 – before V5.5.0: affected |
| Siemens | SCALANCE X204IRT PRO | 0 – before V5.5.0: affected |
| Siemens | SCALANCE X206-1 | 0 – before V5.2.5: affected |
| Siemens | SCALANCE X206-1LD | 0 – before V5.2.5: affected |
| Siemens | SCALANCE X208 | 0 – before V5.2.5: affected |
The source lists more products than DeSpy shows; see the source record.
Products named in NVD's CPE match criteria (50)
cpe:2.3:o:siemens:dk_standard_ethernet_controller_evaluation_kit_firmware:*:*:*:*:*:*:*:*cpe:2.3:o:siemens:ek-ertec_200_evaulation_kit_firmware:*:*:*:*:*:*:*:*cpe:2.3:o:siemens:ek-ertec_200p_evaluation_kit_firmware:*:*:*:*:*:*:*:*cpe:2.3:o:siemens:ruggedcom_rm1224_firmware:*:*:*:*:*:*:*:*cpe:2.3:o:siemens:scalance_m-800_firmware:*:*:*:*:*:*:*:*cpe:2.3:o:siemens:scalance_s615_firmware:*:*:*:*:*:*:*:*cpe:2.3:o:siemens:scalance_w700_firmware:*:*:*:*:*:*:*:*cpe:2.3:o:siemens:scalance_w1700_firmware:*:*:*:*:*:*:*:*cpe:2.3:o:siemens:scalance_x200-4_p_irt_firmware:*:*:*:*:*:*:*:*cpe:2.3:o:siemens:scalance_x201-3p_irt_firmware:*:*:*:*:*:*:*:*cpe:2.3:o:siemens:scalance_x201-3p_irt_pro_firmware:*:*:*:*:*:*:*:*cpe:2.3:o:siemens:scalance_x202-2_irt_firmware:*:*:*:*:*:*:*:*cpe:2.3:o:siemens:scalance_x202-2p_irt_pro_firmware:*:*:*:*:*:*:*:*cpe:2.3:o:siemens:scalance_x204_irt_firmware:*:*:*:*:*:*:*:*cpe:2.3:o:siemens:scalance_x204_irt_pro_firmware:*:*:*:*:*:*:*:*cpe:2.3:o:siemens:scalance_x204-2_firmware:*:*:*:*:*:*:*:*cpe:2.3:o:siemens:scalance_x204-2fm_firmware:*:*:*:*:*:*:*:*cpe:2.3:o:siemens:scalance_x204-2ld_firmware:*:*:*:*:*:*:*:*cpe:2.3:o:siemens:scalance_x204-2ld_ts_firmware:*:*:*:*:*:*:*:*cpe:2.3:o:siemens:scalance_x204-2ts_firmware:*:*:*:*:*:*:*:*cpe:2.3:o:siemens:scalance_x206-1_firmware:*:*:*:*:*:*:*:*cpe:2.3:o:siemens:scalance_x206-1ld_firmware:*:*:*:*:*:*:*:*cpe:2.3:o:siemens:scalance_x208_firmware:*:*:*:*:*:*:*:*cpe:2.3:o:siemens:scalance_x208pro_firmware:*:*:*:*:*:*:*:*cpe:2.3:o:siemens:scalance_x212-2_firmware:*:*:*:*:*:*:*:*cpe:2.3:o:siemens:scalance_x212-2ld_firmware:*:*:*:*:*:*:*:*cpe:2.3:o:siemens:scalance_x216_firmware:*:*:*:*:*:*:*:*cpe:2.3:o:siemens:scalance_x224_firmware:*:*:*:*:*:*:*:*cpe:2.3:o:siemens:scalance_x302-7eec_firmware:*:*:*:*:*:*:*:*cpe:2.3:o:siemens:scalance_x304-2fe_firmware:*:*:*:*:*:*:*:*cpe:2.3:o:siemens:scalance_x306-1ldfe_firmware:*:*:*:*:*:*:*:*cpe:2.3:o:siemens:scalance_x307-2eec_firmware:*:*:*:*:*:*:*:*cpe:2.3:o:siemens:scalance_x307-3_firmware:*:*:*:*:*:*:*:*cpe:2.3:o:siemens:scalance_x307-3ld_firmware:*:*:*:*:*:*:*:*cpe:2.3:o:siemens:scalance_x308-2_firmware:*:*:*:*:*:*:*:*cpe:2.3:o:siemens:scalance_x308-2ld_firmware:*:*:*:*:*:*:*:*cpe:2.3:o:siemens:scalance_x308-2lh_firmware:*:*:*:*:*:*:*:*cpe:2.3:o:siemens:scalance_x308-2lh\+_firmware:*:*:*:*:*:*:*:*cpe:2.3:o:siemens:scalance_x308-2m_firmware:*:*:*:*:*:*:*:*cpe:2.3:o:siemens:scalance_x308-2m_poe_firmware:*:*:*:*:*:*:*:*cpe:2.3:o:siemens:scalance_x308-2m_ts_firmware:*:*:*:*:*:*:*:*cpe:2.3:o:siemens:scalance_x310_firmware:*:*:*:*:*:*:*:*cpe:2.3:o:siemens:scalance_x310fe_firmware:*:*:*:*:*:*:*:*cpe:2.3:o:siemens:scalance_x320-1fe_firmware:*:*:*:*:*:*:*:*cpe:2.3:o:siemens:scalance_x320-3ldfe_firmware:*:*:*:*:*:*:*:*cpe:2.3:o:siemens:scalance_xb-200_firmware:*:*:*:*:*:*:*:*cpe:2.3:o:siemens:scalance_xc-200_firmware:*:*:*:*:*:*:*:*cpe:2.3:o:siemens:scalance_xf201-3p_irt_firmware:*:*:*:*:*:*:*:*cpe:2.3:o:siemens:scalance_xf202-2p_irt_firmware:*:*:*:*:*:*:*:*cpe:2.3:o:siemens:scalance_xf204_firmware:*:*:*:*:*:*:*:*
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: 8.7 HIGH — as published by Siemens AG (Secondary)
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/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: 7.5 HIGH — as published by Siemens AG (Secondary)
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H - CVSS 3.1: 7.5 HIGH — as published by NIST (Primary)
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H - CVSS 2.0: 5 MEDIUM — as published by NIST (Primary)
AV:N/AC:L/Au:N/C:N/I:N/A:P - SSVC — CISA's assessment (SSVC 2.0.3, CISA Coordinator): Exploitation: none · Automatable: yes · Technical impact: partial
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-599968.html
- https://cert-portal.siemens.com/productcert/pdf/ssa-599968.pdf
- https://us-cert.cisa.gov/ics/advisories/icsa-21-194-03
- https://cert-portal.siemens.com/productcert/html/ssa-599968.html
- https://cert-portal.siemens.com/productcert/pdf/ssa-599968.pdf
- https://us-cert.cisa.gov/ics/advisories/icsa-21-194-03
Source dates: published 2021-07-13, last changed 2026-06-17. DeSpy's copy of this version is dated 2026-09-28.
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