{"id":"CVE-2021-37199","aliases":["EUVD-2021-23773","GHSA-q6gp-rmpv-2ghj"],"status":"published","title":"A vulnerability has been identified in SINUMERIK 808D (All versions), SINUMERIK 828D (All...","description":"A vulnerability has been identified in SINUMERIK 808D (All versions), SINUMERIK 828D (All versions \u003c V4.95). Affected devices don't process correctly certain special crafted packets sent to port 102/tcp, which could allow an attacker to cause a denial-of-service in the device.","severity":{"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","from":"nvd"},"epss":{"day":"2026-11-10","score":0.01056,"percentile":0.64705,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-122","CWE-787"],"published":"2021-10-12T09:49:37Z","modified":"2026-06-17T04:00:15Z","products":[{"vendor":"siemens","product":"sinumerik 808d"},{"vendor":"siemens","product":"sinumerik 828d"},{"vendor":"siemens","product":"sinumerik_808d_firmware"},{"vendor":"siemens","product":"sinumerik_828d_firmware"}],"references":[{"url":"https://cert-portal.siemens.com/productcert/pdf/ssa-178380.pdf","tags":["x_refsource_MISC","x_transferred","Vendor Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2021-37199"},{"url":"https://github.com/advisories/GHSA-q6gp-rmpv-2ghj"}],"sources":{"cve":[{"id":"CVE-2021-37199","description":"A vulnerability has been identified in SINUMERIK 808D (All versions), SINUMERIK 828D (All versions \u003c V4.95). Affected devices don't process correctly certain special crafted packets sent to port 102/tcp, which could allow an attacker to cause a denial-of-service in the device.","status":"published","published":"2021-10-12T09:49:37Z","modified":"2024-08-04T01:16:03.969Z","cwes":["CWE-122"],"updated_at":"2026-11-02T14:32:58.359368Z"}],"euvd":[{"id":"EUVD-2021-23773","description":"A vulnerability has been identified in SINUMERIK 808D (All versions), SINUMERIK 828D (All versions \u003c V4.95). Affected devices don't process correctly certain special crafted packets sent to port 102/tcp, which could allow an attacker to cause a denial-of-service in the device.","status":"published","published":"2021-10-12T09:49:37Z","modified":"2024-08-04T01:16:03Z","updated_at":"2026-11-03T03:24:27.725787Z"}],"ghsa":[{"id":"GHSA-q6gp-rmpv-2ghj","title":"A vulnerability has been identified in SINUMERIK 808D (All versions), SINUMERIK 828D (All...","description":"A vulnerability has been identified in SINUMERIK 808D (All versions), SINUMERIK 828D (All versions \u003c V4.95). Affected devices don't process correctly certain special crafted packets sent to port 102/tcp, which could allow an attacker to cause a denial-of-service in the device.","status":"published","published":"2022-05-24T19:17:22Z","modified":"2023-01-30T05:02:47Z","cwes":["CWE-787"],"updated_at":"2026-11-02T14:46:43.162136Z"}],"nvd":[{"id":"CVE-2021-37199","description":"A vulnerability has been identified in SINUMERIK 808D (All versions), SINUMERIK 828D (All versions \u003c V4.95). Affected devices don't process correctly certain special crafted packets sent to port 102/tcp, which could allow an attacker to cause a denial-of-service in the device.","status":"published","published":"2021-10-12T10:15:12.6Z","modified":"2026-06-17T04:00:15.123Z","cvss":[{"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":7.8,"vector":"AV:N/AC:L/Au:N/C:N/I:N/A:C","level":"high","assessor":"primary"}],"cwes":["CWE-122","CWE-787"],"updated_at":"2026-11-02T14:06:59.689345Z"}]}}