{"id":"CVE-2023-46156","aliases":["EUVD-2023-50399","GHSA-5fwp-f47r-rg74"],"status":"published","title":"Affected devices improperly handle specially crafted packets sent to port 102/tcp.\nThis could...","description":"Affected devices improperly handle specially crafted packets sent to port 102/tcp.\r\nThis could allow an attacker to create a denial of service condition. A restart is needed to restore\r\nnormal operations.","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/E:P/RL:O/RC:C","level":"high","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-10","score":0.01244,"percentile":0.69507,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-416"],"published":"2023-12-12T11:27:10Z","modified":"2026-06-17T06:30:16Z","products":[{"vendor":"siemens","product":"simatic drive controller cpu 1504d tf"},{"vendor":"siemens","product":"simatic drive controller cpu 1507d tf"},{"vendor":"siemens","product":"simatic et 200sp open controller cpu 1515sp pc2 (incl. siplus variants)"},{"vendor":"siemens","product":"simatic s7-1500 cpu 1510sp f-1 pn"},{"vendor":"siemens","product":"simatic s7-1500 cpu 1510sp-1 pn"},{"vendor":"siemens","product":"simatic s7-1500 cpu 1511-1 pn"},{"vendor":"siemens","product":"simatic s7-1500 cpu 1511c-1 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Advisory"]},{"url":"https://cert-portal.siemens.com/productcert/pdf/ssa-280603.pdf","tags":["x_transferred","Vendor Advisory"]},{"url":"https://cert-portal.siemens.com/productcert/html/ssa-592380.html","tags":["x_transferred"]},{"url":"https://cert-portal.siemens.com/productcert/html/ssa-280603.html","tags":["x_transferred"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2023-46156"},{"url":"https://github.com/advisories/GHSA-5fwp-f47r-rg74"}],"sources":{"cve":[{"id":"CVE-2023-46156","description":"Affected devices improperly handle specially crafted packets sent to port 102/tcp.\r\nThis could allow an attacker to create a denial of service condition. A restart is needed to restore\r\nnormal operations.","status":"published","published":"2023-12-12T11:27:10.086Z","modified":"2026-02-25T16:34:35.639Z","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/E:P/RL:O/RC:C","level":"high","assessor":"cna"}],"cwes":["CWE-416"],"updated_at":"2026-11-02T14:35:23.309349Z"}],"euvd":[{"id":"EUVD-2023-50399","description":"Affected devices improperly handle specially crafted packets sent to port 102/tcp.\r\nThis could allow an attacker to create a denial of service condition. A restart is needed to restore\r\nnormal operations.","status":"published","published":"2023-12-12T11:27:10Z","modified":"2026-02-25T16:34:35Z","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/E:P/RL:O/RC:C","level":"high"}],"updated_at":"2026-11-02T19:48:29.128374Z"}],"ghsa":[{"id":"GHSA-5fwp-f47r-rg74","title":"Affected devices improperly handle specially crafted packets sent to port 102/tcp.\nThis could...","description":"Affected devices improperly handle specially crafted packets sent to port 102/tcp.\nThis could allow an attacker to create a denial of service condition. A restart is needed to restore\nnormal operations.","status":"published","published":"2023-12-12T12:30:53Z","modified":"2024-03-22T05:00:58Z","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"}],"cwes":["CWE-416"],"updated_at":"2026-11-02T14:55:42.57954Z"}],"nvd":[{"id":"CVE-2023-46156","description":"Affected devices improperly handle specially crafted packets sent to port 102/tcp.\r\nThis could allow an attacker to create a denial of service condition. A restart is needed to restore\r\nnormal operations.","status":"published","published":"2023-12-12T12:15:13.417Z","modified":"2026-06-17T06:30:16.223Z","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":"secondary"}],"cwes":["CWE-416"],"updated_at":"2026-11-02T14:08:54.010507Z"}]}}