{"id":"CVE-2020-28400","aliases":["EUVD-2020-20859","GHSA-7jh3-xvhx-2q5v"],"status":"published","title":"A vulnerability has been identified in Development/Evaluation Kits for PROFINET IO: DK Standard...","description":"Affected devices contain a vulnerability that allows an unauthenticated attacker to trigger a denial of service condition. 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simocode pro v basic unit 2"},{"vendor":"siemens","product":"softnet-ie pnio"},{"vendor":"siemens","product":"softnet-ie_pnio_firmware"}],"references":[{"url":"https://cert-portal.siemens.com/productcert/pdf/ssa-599968.pdf","tags":["x_refsource_MISC","x_transferred","Patch","Vendor Advisory"]},{"url":"https://us-cert.cisa.gov/ics/advisories/icsa-21-194-03","tags":["x_refsource_MISC","x_transferred","Third Party Advisory","US Government Resource"]},{"url":"https://cert-portal.siemens.com/productcert/html/ssa-599968.html","tags":["x_transferred"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2020-28400"},{"url":"https://github.com/advisories/GHSA-7jh3-xvhx-2q5v"}],"sources":{"cve":[{"id":"CVE-2020-28400","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.","status":"published","published":"2021-07-13T11:02:49Z","modified":"2026-04-14T08:35:18.871Z","cvss":[{"version":"4.0","score":8.7,"vector":"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","level":"high","assessor":"cna"},{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high","assessor":"cna"}],"cwes":["CWE-770"],"updated_at":"2026-11-02T14:35:57.017407Z"}],"euvd":[{"id":"EUVD-2020-20859","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.","status":"published","published":"2021-07-13T11:02:49Z","modified":"2026-04-14T08:35:18Z","cvss":[{"version":"4.0","score":8.7,"vector":"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","level":"high"}],"updated_at":"2026-11-02T19:24:27.052992Z"}],"ghsa":[{"id":"GHSA-7jh3-xvhx-2q5v","title":"A vulnerability has been identified in Development/Evaluation Kits for PROFINET IO: DK Standard...","description":"A vulnerability has been identified in Development/Evaluation Kits for PROFINET IO: DK Standard Ethernet Controller (All versions), Development/Evaluation Kits for PROFINET IO: EK-ERTEC 200 (All versions), Development/Evaluation Kits for PROFINET IO: EK-ERTEC 200P (All versions), RUGGEDCOM RM1224 (All Versions \u003c 6.4), SCALANCE M-800 (All Versions \u003c 6.4), SCALANCE S615 (All Versions \u003c 6.4), SCALANCE W1700 IEEE 802.11ac (All versions), SCALANCE W700 IEEE 802.11n (All versions), SCALANCE X200-4 P IRT (All Versions \u003c V5.5.0), SCALANCE X201-3P IRT (All Versions \u003c V5.5.0), SCALANCE X201-3P IRT PRO (All Versions \u003c V5.5.0), SCALANCE X202-2 IRT (All Versions \u003c V5.5.0), SCALANCE X202-2P IRT (incl. SIPLUS NET variant) (All Versions \u003c V5.5.0), SCALANCE X202-2P IRT PRO (All Versions \u003c V5.5.0), SCALANCE X204 IRT (All Versions \u003c V5.5.0), SCALANCE X204 IRT PRO (All Versions \u003c V5.5.0), SCALANCE X204-2 (incl. SIPLUS NET variant) (All versions), SCALANCE X204-2FM (All versions), SCALANCE X204-2LD (incl. SIPLUS NET variant) (All versions), SCALANCE X204-2LD TS (All versions), SCALANCE X204-2TS (All versions), SCALANCE X206-1 (All versions), SCALANCE X206-1LD (incl. SIPLUS NET variant) (All versions), SCALANCE X208 (incl. SIPLUS NET variant) (All versions), SCALANCE X208PRO (All versions), SCALANCE X212-2 (All versions), SCALANCE X212-2LD (All versions), SCALANCE X216 (All versions), SCALANCE X224 (All versions), SCALANCE X302-7EEC (All versions), SCALANCE X304-2FE (All versions), SCALANCE X306-1LDFE (All versions), SCALANCE X307-2EEC (All versions), SCALANCE X307-3 (All versions), SCALANCE X307-3LD (All versions), SCALANCE X308-2 (incl. SIPLUS NET variant) (All versions), SCALANCE X308-2LD (All versions), SCALANCE X308-2LH (All versions), SCALANCE X308-2LH+ (All versions), SCALANCE X308-2M (All versions), SCALANCE X308-2M POE (All versions), SCALANCE X308-2M TS (All versions), SCALANCE X310 (All versions), SCALANCE X310FE (All versions), SCALANCE X320-1FE (All versions), SCALANCE X320-3LDFE (All versions), SCALANCE XB-200 (All versions), SCALANCE XC-200 (All versions), SCALANCE XF-200BA (All versions), SCALANCE XF201-3P IRT (All Versions \u003c V5.5.0), SCALANCE XF202-2P IRT (All Versions \u003c V5.5.0), SCALANCE XF204 (All versions), SCALANCE XF204 IRT (All Versions \u003c V5.5.0), SCALANCE XF204-2 (incl. SIPLUS NET variant) (All versions), SCALANCE XF204-2BA IRT (All Versions \u003c V5.5.0), SCALANCE XF206-1 (All versions), SCALANCE XF208 (All versions), SCALANCE XM400 (All versions \u003c V6.3.1), SCALANCE XP-200 (All versions), SCALANCE XR-300WG (All versions), SCALANCE XR324-12M (All versions), SCALANCE XR324-12M TS (All versions), SCALANCE XR324-4M EEC (All versions), SCALANCE XR324-4M POE (All versions), SCALANCE XR324-4M POE TS (All versions), SCALANCE XR500 (All versions \u003c V6.3.1), SIMATIC CFU PA (All versions), SIMATIC IE/PB-LINK V3 (All versions), SIMATIC MV500 family (All versions \u003c V3.0), SIMATIC NET CM 1542-1 (All versions), SIMATIC NET CP1616/CP1604 (All Versions \u003e= V2.7), SIMATIC NET CP1626 (All versions), SIMATIC NET DK-16xx PN IO (All Versions \u003e= V2.7), SIMATIC PROFINET Driver (All versions), SIMATIC Power Line Booster PLB, Base Module (MLFB: 6ES7972-5AA10-0AB0) (All versions), SIMATIC S7-1200 CPU family (incl. SIPLUS variants) (All Versions \u003c V4.5), SIMOCODE proV Ethernet/IP (All versions \u003c V1.1.3), SIMOCODE proV PROFINET (All versions \u003c V2.1.3), SOFTNET-IE PNIO (All versions). 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":"published","published":"2022-05-24T19:07:44Z","modified":"2024-12-10T15:33:35Z","cvss":[{"version":"4.0","score":8.7,"vector":"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","level":"high"},{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high"}],"cwes":["CWE-770"],"updated_at":"2026-11-02T14:59:06.448773Z"}],"nvd":[{"id":"CVE-2020-28400","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.","status":"published","published":"2021-07-13T11:15:08.96Z","modified":"2026-06-17T03:10:23.21Z","cvss":[{"version":"4.0","score":8.7,"vector":"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","level":"high","assessor":"secondary"},{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high","assessor":"secondary"},{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high","assessor":"primary"},{"version":"2.0","score":5,"vector":"AV:N/AC:L/Au:N/C:N/I:N/A:P","level":"medium","assessor":"primary"}],"cwes":["CWE-770"],"updated_at":"2026-11-02T14:06:44.292752Z"}]}}