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Status published
High
CVE-2020-28400
Affected devices contain a vulnerability that allows an unauthenticated attacker...
Vulnerability Description
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.
Impact Analysis
Refer to official advisory for detailed impact metrics.
Remediation
Ensure systems are updated to the latest vendor-supplied patch levels.
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Credits & Attribution
No credits recorded in the NVD database.
References
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Affected Vendor
Siemens
View all reports →Affected Software
Development/Evaluation Kits for PROFINET IO: DK Standard Ethernet Controller, Development/Evaluation Kits for PROFINET IO: EK-ERTEC 200, Development/Evaluation Kits for PROFINET IO: EK-ERTEC 200P, RUGGEDCOM RM1224 LTE(4G) EU, RUGGEDCOM RM1224 LTE(4G) NAM, SCALANCE M804PB, SCALANCE M812-1 ADSL-Router, SCALANCE M816-1 ADSL-Router, SCALANCE M826-2 SHDSL-Router, SCALANCE M874-2, SCALANCE M874-3, SCALANCE M874-3 3G-Router (CN), SCALANCE M876-3, SCALANCE M876-3 (ROK), SCALANCE M876-4, SCALANCE M876-4 (EU), SCALANCE M876-4 (NAM), SCALANCE MUM853-1 (A1), SCALANCE MUM853-1 (B1), SCALANCE MUM853-1 (EU), SCALANCE MUM856-1 (A1), SCALANCE MUM856-1 (B1), SCALANCE MUM856-1 (CN), SCALANCE MUM856-1 (EU), SCALANCE MUM856-1 (RoW), SCALANCE S615 EEC LAN-Router, SCALANCE S615 LAN-Router, SCALANCE W1748-1 M12, SCALANCE W1788-1 M12, SCALANCE W1788-2 EEC M12, SCALANCE W1788-2 M12, SCALANCE W1788-2IA M12, SCALANCE W721-1 RJ45, SCALANCE W722-1 RJ45, SCALANCE W734-1 RJ45, SCALANCE W734-1 RJ45 (USA), SCALANCE W738-1 M12, SCALANCE W748-1 M12, SCALANCE W748-1 RJ45, SCALANCE W761-1 RJ45, SCALANCE W774-1 M12 EEC, SCALANCE W774-1 RJ45, SCALANCE W774-1 RJ45 (USA), SCALANCE W778-1 M12, SCALANCE W778-1 M12 EEC, SCALANCE W778-1 M12 EEC (USA), SCALANCE W786-1 RJ45, SCALANCE W786-2 RJ45, SCALANCE W786-2 SFP, SCALANCE W786-2IA RJ45, SCALANCE W788-1 M12, SCALANCE W788-1 RJ45, SCALANCE W788-2 M12, SCALANCE W788-2 M12 EEC, SCALANCE W788-2 RJ45, SCALANCE X200-4P IRT, SCALANCE X201-3P IRT, SCALANCE X201-3P IRT PRO, SCALANCE X202-2IRT, SCALANCE X202-2P IRT, SCALANCE X202-2P IRT PRO, SCALANCE X204-2, SCALANCE X204-2FM, SCALANCE X204-2LD, SCALANCE X204-2LD TS, SCALANCE X204-2TS, SCALANCE X204IRT, SCALANCE X204IRT PRO, SCALANCE X206-1, SCALANCE X206-1LD, SCALANCE X208, SCALANCE X208PRO, SCALANCE X212-2, SCALANCE X212-2LD, SCALANCE X216, SCALANCE X224, SCALANCE X302-7 EEC (230V, coated), SCALANCE X302-7 EEC (230V), SCALANCE X302-7 EEC (24V, coated), SCALANCE X302-7 EEC (24V), SCALANCE X302-7 EEC (2x 230V, coated), SCALANCE X302-7 EEC (2x 230V), SCALANCE X302-7 EEC (2x 24V, coated), SCALANCE X302-7 EEC (2x 24V), SCALANCE X304-2FE, SCALANCE X306-1LD FE, SCALANCE X307-2 EEC (230V, coated), SCALANCE X307-2 EEC (230V), SCALANCE X307-2 EEC (24V, coated), SCALANCE X307-2 EEC (24V), SCALANCE X307-2 EEC (2x 230V, coated), SCALANCE X307-2 EEC (2x 230V), SCALANCE X307-2 EEC (2x 24V, coated), SCALANCE X307-2 EEC (2x 24V), SCALANCE X307-3, SCALANCE X307-3LD, SCALANCE X308-2, SCALANCE X308-2LD, SCALANCE X308-2LH, SCALANCE X308-2LH+, SCALANCE X308-2M, SCALANCE X308-2M PoE, SCALANCE X308-2M TS, SCALANCE X310, SCALANCE X310FE, SCALANCE X320-1 FE, SCALANCE X320-1-2LD FE, SCALANCE X408-2, SCALANCE XB205-3 (SC, PN), SCALANCE XB205-3 (ST, E/IP), SCALANCE XB205-3 (ST, PN), SCALANCE XB205-3LD (SC, E/IP), SCALANCE XB205-3LD (SC, PN), SCALANCE XB208 (E/IP), SCALANCE XB208 (PN), SCALANCE XB213-3 (SC, E/IP), SCALANCE XB213-3 (SC, PN), SCALANCE XB213-3 (ST, E/IP), SCALANCE XB213-3 (ST, PN), SCALANCE XB213-3LD (SC, E/IP), SCALANCE XB213-3LD (SC, PN), SCALANCE XB216 (E/IP), SCALANCE XB216 (PN), SCALANCE XC206-2 (SC), SCALANCE XC206-2 (ST/BFOC), SCALANCE XC206-2G PoE, SCALANCE XC206-2G PoE (54 V DC), SCALANCE XC206-2G PoE EEC (54 V DC), SCALANCE XC206-2SFP, SCALANCE XC206-2SFP EEC, SCALANCE XC206-2SFP G, SCALANCE XC206-2SFP G (EIP DEF.), SCALANCE XC206-2SFP G EEC, SCALANCE XC208, SCALANCE XC208EEC, SCALANCE XC208G, SCALANCE XC208G (EIP def.), SCALANCE XC208G EEC, SCALANCE XC208G PoE, SCALANCE XC208G PoE (54 V DC), SCALANCE XC216, SCALANCE XC216-3G PoE, SCALANCE XC216-3G PoE (54 V DC), SCALANCE XC216-4C, SCALANCE XC216-4C G, SCALANCE XC216-4C G (EIP Def.), SCALANCE XC216-4C G EEC, SCALANCE XC216EEC, SCALANCE XC224, SCALANCE XC224-4C G, SCALANCE XC224-4C G (EIP Def.), SCALANCE XC224-4C G EEC, SCALANCE XF201-3P IRT, SCALANCE XF202-2P IRT, SCALANCE XF204, SCALANCE XF204 DNA, SCALANCE XF204-2, SCALANCE XF204-2BA, SCALANCE XF204-2BA DNA, SCALANCE XF204-2BA IRT, SCALANCE XF204IRT, SCALANCE XF206-1, SCALANCE XF208, SCALANCE XM408-4C, SCALANCE XM408-4C (L3 int.), SCALANCE XM408-8C, SCALANCE XM408-8C (L3 int.), SCALANCE XM416-4C, SCALANCE XM416-4C (L3 int.), SCALANCE XP208, SCALANCE XP208 (Ethernet/IP), SCALANCE XP208EEC, SCALANCE XP208PoE EEC, SCALANCE XP216, SCALANCE XP216 (Ethernet/IP), SCALANCE XP216EEC, SCALANCE XP216POE EEC, SCALANCE XR324-12M (230V, ports on front), SCALANCE XR324-12M (230V, ports on rear), SCALANCE XR324-12M (24V, ports on front), SCALANCE XR324-12M (24V, ports on rear), SCALANCE XR324-12M TS (24V), SCALANCE XR324-4M EEC (100-240VAC/60-250VDC, ports on front), SCALANCE XR324-4M EEC (100-240VAC/60-250VDC, ports on rear), SCALANCE XR324-4M EEC (24V, ports on front), SCALANCE XR324-4M EEC (24V, ports on rear), SCALANCE XR324-4M EEC (2x 100-240VAC/60-250VDC, ports on front), SCALANCE XR324-4M EEC (2x 100-240VAC/60-250VDC, ports on rear), SCALANCE XR324-4M EEC (2x 24V, ports on front), SCALANCE XR324-4M EEC (2x 24V, ports on rear), SCALANCE XR324-4M PoE (230V, ports on front), SCALANCE XR324-4M PoE (230V, ports on rear), SCALANCE XR324-4M PoE (24V, ports on front), SCALANCE XR324-4M PoE (24V, ports on rear), SCALANCE XR324-4M PoE TS (24V, ports on front), SCALANCE XR324WG (24 x FE, AC 230V), SCALANCE XR324WG (24 X FE, DC 24V), SCALANCE XR326-2C PoE WG, SCALANCE XR326-2C PoE WG (without UL), SCALANCE XR328-4C WG (24XFE, 4XGE, 24V), SCALANCE XR328-4C WG (24xFE, 4xGE,DC24V), SCALANCE XR328-4C WG (24xFE,4xGE,AC230V), SCALANCE XR328-4C WG (28xGE, AC 230V), SCALANCE XR328-4C WG (28xGE, DC 24V), SCALANCE XR524-8C, 1x230V, SCALANCE XR524-8C, 1x230V (L3 int.), SCALANCE XR524-8C, 24V, SCALANCE XR524-8C, 24V (L3 int.), SCALANCE XR524-8C, 2x230V, SCALANCE XR524-8C, 2x230V (L3 int.), SCALANCE XR526-8C, 1x230V, SCALANCE XR526-8C, 1x230V (L3 int.), SCALANCE XR526-8C, 24V, SCALANCE XR526-8C, 24V (L3 int.), SCALANCE XR526-8C, 2x230V, SCALANCE XR526-8C, 2x230V (L3 int.), SCALANCE XR528-6M, SCALANCE XR528-6M (2HR2, L3 int.), SCALANCE XR528-6M (2HR2), SCALANCE XR528-6M (L3 int.), SCALANCE XR552-12M, SCALANCE XR552-12M (2HR2, L3 int.), SCALANCE XR552-12M (2HR2), SIMATIC CFU DIQ, SIMATIC CFU PA, SIMATIC CM 1542-1, SIMATIC CP 1604, SIMATIC CP 1616, SIMATIC CP 1626, SIMATIC IE/PB-LINK, SIMATIC MV540 H, SIMATIC MV540 S, SIMATIC MV550 H, SIMATIC MV550 S, SIMATIC MV560 U, SIMATIC MV560 X, SIMATIC NET DK-16xx PN IO, SIMATIC Power Line Booster PLB, Base Module, SIMATIC PROFINET Driver, SIMATIC S7-1200 CPU 1211C AC/DC/Rly, SIMATIC S7-1200 CPU 1211C DC/DC/DC, SIMATIC S7-1200 CPU 1211C DC/DC/Rly, SIMATIC S7-1200 CPU 1212C AC/DC/Rly, SIMATIC S7-1200 CPU 1212C DC/DC/DC, SIMATIC S7-1200 CPU 1212C DC/DC/Rly, SIMATIC S7-1200 CPU 1212FC DC/DC/DC, SIMATIC S7-1200 CPU 1212FC DC/DC/Rly, SIMATIC S7-1200 CPU 1214C AC/DC/Rly, SIMATIC S7-1200 CPU 1214C DC/DC/DC, SIMATIC S7-1200 CPU 1214C DC/DC/Rly, SIMATIC S7-1200 CPU 1214FC DC/DC/DC, SIMATIC S7-1200 CPU 1214FC DC/DC/Rly, SIMATIC S7-1200 CPU 1215C AC/DC/Rly, SIMATIC S7-1200 CPU 1215C DC/DC/DC, SIMATIC S7-1200 CPU 1215C DC/DC/Rly, SIMATIC S7-1200 CPU 1215FC DC/DC/DC, SIMATIC S7-1200 CPU 1215FC DC/DC/Rly, SIMATIC S7-1200 CPU 1217C DC/DC/DC, SIMATIC S7-1200 CPU V4 family (incl. SIPLUS variants), SIMOCODE pro V EIP 110-240V AC/DC, SIMOCODE pro V EIP 24V DC, SIMOCODE pro V PN 110-240V AC/DC, SIMOCODE pro V PN 24V DC, SIPLUS NET SCALANCE X308-2, SIPLUS NET SCALANCE XC206-2, SIPLUS NET SCALANCE XC206-2SFP, SIPLUS NET SCALANCE XC208, SIPLUS NET SCALANCE XC216-4C, SIPLUS S7-1200 CPU 1212 AC/DC/RLY, SIPLUS S7-1200 CPU 1212 DC/DC/RLY, SIPLUS S7-1200 CPU 1212C AC/DC/RLY, SIPLUS S7-1200 CPU 1212C DC/DC/DC, SIPLUS S7-1200 CPU 1212C DC/DC/DC RAIL, SIPLUS S7-1200 CPU 1214 AC/DC/RLY, SIPLUS S7-1200 CPU 1214 DC/DC/RLY, SIPLUS S7-1200 CPU 1214C AC/DC/RLY, SIPLUS S7-1200 CPU 1214C DC/DC/DC, SIPLUS S7-1200 CPU 1214C DC/DC/DC RAIL, SIPLUS S7-1200 CPU 1214C DC/DC/RLY, SIPLUS S7-1200 CPU 1214FC DC/DC/DC, SIPLUS S7-1200 CPU 1214FC DC/DC/RLY, SIPLUS S7-1200 CPU 1215 AC/DC/RLY, SIPLUS S7-1200 CPU 1215 DC/DC/DC, SIPLUS S7-1200 CPU 1215 DC/DC/RLY, SIPLUS S7-1200 CPU 1215C AC/DC/RLY, SIPLUS S7-1200 CPU 1215C DC/DC/DC, SIPLUS S7-1200 CPU 1215FC DC/DC/DC, SIPLUS SIMOCODE pro V basic unit 2, SOFTNET-IE PNIO
Vulnerable Versions:
0, All Versions >= V2.7, V3
Timeline
Official Publish:
July 13th, 2021
Last Modified:
April 14th, 2026
Added to House:
July 21st, 2026
CVSS Vectors
V3:
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H