{"id":"CVE-2018-4843","aliases":["EUVD-2018-16629","GHSA-2cg6-w8mm-22rg"],"status":"published","title":"A vulnerability has been identified in SIMATIC CP 343-1 Advanced (All versions), SIMATIC CP 343-1...","description":"A vulnerability has been identified in  SIMATIC S7-400 CPU 414-3 PN/DP V7 (All versions \u003c V7.0.3),  SIMATIC S7-400 CPU 414F-3 PN/DP V7 (All versions \u003c V7.0.3),  SIMATIC S7-400 CPU 416-3 PN/DP V7 (All versions \u003c V7.0.3),  SIMATIC S7-400 CPU 416F-3 PN/DP V7 (All versions \u003c V7.0.3), SIMATIC CP 343-1 (incl. SIPLUS variants) (All versions), SIMATIC CP 343-1 Advanced (incl. SIPLUS variants) (All versions), SIMATIC CP 443-1 (All versions \u003c V3.3), SIMATIC CP 443-1 (All versions \u003c V3.3), SIMATIC CP 443-1 Advanced (All versions \u003c V3.3), SIMATIC ET 200pro IM154-8 PN/DP CPU (All versions \u003c V3.2.16), SIMATIC ET 200pro IM154-8F PN/DP CPU (All versions \u003c V3.2.16), SIMATIC ET 200pro IM154-8FX PN/DP CPU (All versions \u003c V3.2.16), SIMATIC ET 200S IM151-8 PN/DP CPU (All versions \u003c V3.2.16), SIMATIC ET 200S IM151-8F PN/DP CPU (All versions \u003c V3.2.16), SIMATIC S7-1500 CPU family (incl. related ET200 CPUs and SIPLUS variants) (All versions \u003c V1.7.0), SIMATIC S7-1500 Software Controller (All versions \u003c V1.7.0), SIMATIC S7-300 CPU 314C-2 PN/DP (All versions \u003c V3.3.16), SIMATIC S7-300 CPU 315-2 PN/DP (All versions \u003c V3.2.16), SIMATIC S7-300 CPU 315F-2 PN/DP (All versions \u003c V3.2.16), SIMATIC S7-300 CPU 315T-3 PN/DP (All versions \u003c V3.2.16), SIMATIC S7-300 CPU 317-2 PN/DP (All versions \u003c V3.2.16), SIMATIC S7-300 CPU 317F-2 PN/DP (All versions \u003c V3.2.16), SIMATIC S7-300 CPU 317T-3 PN/DP (All versions \u003c V3.2.16), SIMATIC S7-300 CPU 317TF-3 PN/DP (All versions \u003c V3.2.16), SIMATIC S7-300 CPU 319-3 PN/DP (All versions \u003c V3.2.16), SIMATIC S7-300 CPU 319F-3 PN/DP (All versions \u003c V3.2.16), SIMATIC S7-400 CPU 412-2 PN V7 (All versions \u003c V7.0.3), SIMATIC S7-400 H V6 CPU family (incl. SIPLUS variants) (All versions \u003c V6.0.9), SIMATIC S7-400 PN/DP V6 CPU family (incl. SIPLUS variants) (All versions \u003c V6.0.7), SIMATIC S7-410 CPU family (incl. SIPLUS variants) (All versions \u003c V8.1), SIMATIC WinAC RTX 2010 (All versions \u003c V2010 SP3), SIMATIC WinAC RTX F 2010 (All versions \u003c V2010 SP3), SINUMERIK 828D (All versions \u003c V4.7 SP6 HF1), SIPLUS ET 200S IM151-8 PN/DP CPU (All versions \u003c V3.2.16), SIPLUS ET 200S IM151-8F PN/DP CPU (All versions \u003c V3.2.16), SIPLUS NET CP 443-1 (All versions \u003c V3.3), SIPLUS NET CP 443-1 Advanced (All versions \u003c V3.3), SIPLUS S7-300 CPU 314C-2 PN/DP (All versions \u003c V3.3.16), SIPLUS S7-300 CPU 315-2 PN/DP (All versions \u003c V3.2.16), SIPLUS S7-300 CPU 315F-2 PN/DP (All versions \u003c V3.2.16), SIPLUS S7-300 CPU 317-2 PN/DP (All versions \u003c V3.2.16), SIPLUS S7-300 CPU 317F-2 PN/DP (All versions \u003c V3.2.16), SIPLUS S7-400 CPU 414-3 PN/DP V7 (All versions \u003c V7.0.3), SIPLUS S7-400 CPU 416-3 PN/DP V7 (All versions \u003c V7.0.3), Softnet PROFINET IO for PC-based Windows systems (All versions). Responding to a PROFINET DCP request with a specially crafted PROFINET DCP packet could cause a denial of service condition of the requesting system.\r\n\r\nThe security vulnerability could be exploited by an attacker located on the same Ethernet segment (OSI Layer 2) as the targeted device. A manual restart is required to recover the system.","severity":{"version":"3.1","score":6.5,"vector":"CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H/E:P/RL:O/RC:C","level":"medium","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-07","score":0.00543,"percentile":0.45866,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-20"],"published":"2018-03-20T14:00:00Z","modified":"2026-06-17T01:59:09Z","products":[{"vendor":"siemens","product":"simatic cp 343-1 (incl. siplus variants)"},{"vendor":"siemens","product":"simatic cp 343-1 advanced (incl. siplus variants)"},{"vendor":"siemens","product":"simatic cp 443-1"},{"vendor":"siemens","product":"simatic cp 443-1 advanced"},{"vendor":"siemens","product":"simatic et 200pro im154-8 pn/dp cpu"},{"vendor":"siemens","product":"simatic et 200pro im154-8f pn/dp cpu"},{"vendor":"siemens","product":"simatic et 200pro im154-8fx pn/dp cpu"},{"vendor":"siemens","product":"simatic et 200s im151-8 pn/dp cpu"},{"vendor":"siemens","product":"simatic et 200s im151-8f pn/dp cpu"},{"vendor":"siemens","product":"simatic s7-1500 cpu family (incl. related et200 cpus and siplus variants)"},{"vendor":"siemens","product":"simatic s7-1500 software controller"},{"vendor":"siemens","product":"simatic s7-300 cpu 314c-2 pn/dp"},{"vendor":"siemens","product":"simatic s7-300 cpu 315-2 pn/dp"},{"vendor":"siemens","product":"simatic s7-300 cpu 315f-2 pn/dp"},{"vendor":"siemens","product":"simatic s7-300 cpu 315t-3 pn/dp"},{"vendor":"siemens","product":"simatic s7-300 cpu 317-2 pn/dp"},{"vendor":"siemens","product":"simatic s7-300 cpu 317f-2 pn/dp"},{"vendor":"siemens","product":"simatic s7-300 cpu 317t-3 pn/dp"},{"vendor":"siemens","product":"simatic s7-300 cpu 317tf-3 pn/dp"},{"vendor":"siemens","product":"simatic s7-300 cpu 319-3 pn/dp"},{"vendor":"siemens","product":"simatic s7-300 cpu 319f-3 pn/dp"},{"vendor":"siemens","product":"simatic s7-400 cpu 412-2 pn v7"},{"vendor":"siemens","product":"simatic s7-400 cpu 414-3 pn/dp v7"},{"vendor":"siemens","product":"simatic s7-400 cpu 414f-3 pn/dp v7"},{"vendor":"siemens","product":"simatic s7-400 cpu 416-3 pn/dp v7"},{"vendor":"siemens","product":"simatic s7-400 cpu 416f-3 pn/dp v7"},{"vendor":"siemens","product":"simatic s7-400 h v6 cpu family (incl. siplus variants)"},{"vendor":"siemens","product":"simatic s7-400 pn/dp v6 cpu family (incl. siplus variants)"},{"vendor":"siemens","product":"simatic s7-410 cpu family (incl. siplus variants)"},{"vendor":"siemens","product":"simatic winac rtx 2010"},{"vendor":"siemens","product":"simatic winac rtx f 2010"},{"vendor":"siemens","product":"simatic_cp_343-1_firmware"},{"vendor":"siemens","product":"simatic_cp_443-1_firmware"},{"vendor":"siemens","product":"simatic_s7-1500_firmware"},{"vendor":"siemens","product":"simatic_s7-300_firmware"},{"vendor":"siemens","product":"simatic_s7-400_h_v6_firmware"},{"vendor":"siemens","product":"simatic_s7-400_pn\\/dp_v6_firmware"},{"vendor":"siemens","product":"simatic_s7-400_pn\\/dp_v7_firmware"},{"vendor":"siemens","product":"simatic_s7-410_firmware"},{"vendor":"siemens","product":"simatic_winac_rtx_2010_firmware"},{"vendor":"siemens","product":"sinumerik 828d"},{"vendor":"siemens","product":"sinumerik_828d_firmware"},{"vendor":"siemens","product":"siplus et 200s im151-8 pn/dp cpu"},{"vendor":"siemens","product":"siplus et 200s im151-8f pn/dp cpu"},{"vendor":"siemens","product":"siplus net cp 443-1"},{"vendor":"siemens","product":"siplus net cp 443-1 advanced"},{"vendor":"siemens","product":"siplus s7-300 cpu 314c-2 pn/dp"},{"vendor":"siemens","product":"siplus s7-300 cpu 315-2 pn/dp"},{"vendor":"siemens","product":"siplus s7-300 cpu 315f-2 pn/dp"},{"vendor":"siemens","product":"siplus s7-300 cpu 317-2 pn/dp"},{"vendor":"siemens","product":"siplus s7-300 cpu 317f-2 pn/dp"},{"vendor":"siemens","product":"siplus s7-400 cpu 414-3 pn/dp v7"},{"vendor":"siemens","product":"siplus s7-400 cpu 416-3 pn/dp v7"},{"vendor":"siemens","product":"softnet profinet io for pc-based windows systems"},{"vendor":"siemens","product":"softnet_pn-io_linux_firmware"}],"references":[{"url":"https://cert-portal.siemens.com/productcert/pdf/ssa-592007.pdf","tags":["x_transferred","Vendor Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2018-4843"},{"url":"https://github.com/advisories/GHSA-2cg6-w8mm-22rg"}],"sources":{"cve":[{"id":"CVE-2018-4843","description":"A vulnerability has been identified in  SIMATIC S7-400 CPU 414-3 PN/DP V7 (All versions \u003c V7.0.3),  SIMATIC S7-400 CPU 414F-3 PN/DP V7 (All versions \u003c V7.0.3),  SIMATIC S7-400 CPU 416-3 PN/DP V7 (All versions \u003c V7.0.3),  SIMATIC S7-400 CPU 416F-3 PN/DP V7 (All versions \u003c V7.0.3), SIMATIC CP 343-1 (incl. SIPLUS variants) (All versions), SIMATIC CP 343-1 Advanced (incl. SIPLUS variants) (All versions), SIMATIC CP 443-1 (All versions \u003c V3.3), SIMATIC CP 443-1 (All versions \u003c V3.3), SIMATIC CP 443-1 Advanced (All versions \u003c V3.3), SIMATIC ET 200pro IM154-8 PN/DP CPU (All versions \u003c V3.2.16), SIMATIC ET 200pro IM154-8F PN/DP CPU (All versions \u003c V3.2.16), SIMATIC ET 200pro IM154-8FX PN/DP CPU (All versions \u003c V3.2.16), SIMATIC ET 200S IM151-8 PN/DP CPU (All versions \u003c V3.2.16), SIMATIC ET 200S IM151-8F PN/DP CPU (All versions \u003c V3.2.16), SIMATIC S7-1500 CPU family (incl. related ET200 CPUs and SIPLUS variants) (All versions \u003c V1.7.0), SIMATIC S7-1500 Software Controller (All versions \u003c V1.7.0), SIMATIC S7-300 CPU 314C-2 PN/DP (All versions \u003c V3.3.16), SIMATIC S7-300 CPU 315-2 PN/DP (All versions \u003c V3.2.16), SIMATIC S7-300 CPU 315F-2 PN/DP (All versions \u003c V3.2.16), SIMATIC S7-300 CPU 315T-3 PN/DP (All versions \u003c V3.2.16), SIMATIC S7-300 CPU 317-2 PN/DP (All versions \u003c V3.2.16), SIMATIC S7-300 CPU 317F-2 PN/DP (All versions \u003c V3.2.16), SIMATIC S7-300 CPU 317T-3 PN/DP (All versions \u003c V3.2.16), SIMATIC S7-300 CPU 317TF-3 PN/DP (All versions \u003c V3.2.16), SIMATIC S7-300 CPU 319-3 PN/DP (All versions \u003c V3.2.16), SIMATIC S7-300 CPU 319F-3 PN/DP (All versions \u003c V3.2.16), SIMATIC S7-400 CPU 412-2 PN V7 (All versions \u003c V7.0.3), SIMATIC S7-400 H V6 CPU family (incl. SIPLUS variants) (All versions \u003c V6.0.9), SIMATIC S7-400 PN/DP V6 CPU family (incl. SIPLUS variants) (All versions \u003c V6.0.7), SIMATIC S7-410 CPU family (incl. SIPLUS variants) (All versions \u003c V8.1), SIMATIC WinAC RTX 2010 (All versions \u003c V2010 SP3), SIMATIC WinAC RTX F 2010 (All versions \u003c V2010 SP3), SINUMERIK 828D (All versions \u003c V4.7 SP6 HF1), SIPLUS ET 200S IM151-8 PN/DP CPU (All versions \u003c V3.2.16), SIPLUS ET 200S IM151-8F PN/DP CPU (All versions \u003c V3.2.16), SIPLUS NET CP 443-1 (All versions \u003c V3.3), SIPLUS NET CP 443-1 Advanced (All versions \u003c V3.3), SIPLUS S7-300 CPU 314C-2 PN/DP (All versions \u003c V3.3.16), SIPLUS S7-300 CPU 315-2 PN/DP (All versions \u003c V3.2.16), SIPLUS S7-300 CPU 315F-2 PN/DP (All versions \u003c V3.2.16), SIPLUS S7-300 CPU 317-2 PN/DP (All versions \u003c V3.2.16), SIPLUS S7-300 CPU 317F-2 PN/DP (All versions \u003c V3.2.16), SIPLUS S7-400 CPU 414-3 PN/DP V7 (All versions \u003c V7.0.3), SIPLUS S7-400 CPU 416-3 PN/DP V7 (All versions \u003c V7.0.3), Softnet PROFINET IO for PC-based Windows systems (All versions). Responding to a PROFINET DCP request with a specially crafted PROFINET DCP packet could cause a denial of service condition of the requesting system.\r\n\r\nThe security vulnerability could be exploited by an attacker located on the same Ethernet segment (OSI Layer 2) as the targeted device. A manual restart is required to recover the system.","status":"published","published":"2018-03-20T14:00:00Z","modified":"2024-08-05T05:18:26.626Z","cvss":[{"version":"3.1","score":6.5,"vector":"CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H/E:P/RL:O/RC:C","level":"medium","assessor":"cna"}],"cwes":["CWE-20"],"updated_at":"2026-11-02T14:35:08.341767Z"}],"euvd":[{"id":"EUVD-2018-16629","description":"A vulnerability has been identified in  SIMATIC S7-400 CPU 414-3 PN/DP V7 (All versions \u003c V7.0.3),  SIMATIC S7-400 CPU 414F-3 PN/DP V7 (All versions \u003c V7.0.3),  SIMATIC S7-400 CPU 416-3 PN/DP V7 (All versions \u003c V7.0.3),  SIMATIC S7-400 CPU 416F-3 PN/DP V7 (All versions \u003c V7.0.3), SIMATIC CP 343-1 (incl. SIPLUS variants) (All versions), SIMATIC CP 343-1 Advanced (incl. SIPLUS variants) (All versions), SIMATIC CP 443-1 (All versions \u003c V3.3), SIMATIC CP 443-1 (All versions \u003c V3.3), SIMATIC CP 443-1 Advanced (All versions \u003c V3.3), SIMATIC ET 200pro IM154-8 PN/DP CPU (All versions \u003c V3.2.16), SIMATIC ET 200pro IM154-8F PN/DP CPU (All versions \u003c V3.2.16), SIMATIC ET 200pro IM154-8FX PN/DP CPU (All versions \u003c V3.2.16), SIMATIC ET 200S IM151-8 PN/DP CPU (All versions \u003c V3.2.16), SIMATIC ET 200S IM151-8F PN/DP CPU (All versions \u003c V3.2.16), SIMATIC S7-1500 CPU family (incl. related ET200 CPUs and SIPLUS variants) (All versions \u003c V1.7.0), SIMATIC S7-1500 Software Controller (All versions \u003c V1.7.0), SIMATIC S7-300 CPU 314C-2 PN/DP (All versions \u003c V3.3.16), SIMATIC S7-300 CPU 315-2 PN/DP (All versions \u003c V3.2.16), SIMATIC S7-300 CPU 315F-2 PN/DP (All versions \u003c V3.2.16), SIMATIC S7-300 CPU 315T-3 PN/DP (All versions \u003c V3.2.16), SIMATIC S7-300 CPU 317-2 PN/DP (All versions \u003c V3.2.16), SIMATIC S7-300 CPU 317F-2 PN/DP (All versions \u003c V3.2.16), SIMATIC S7-300 CPU 317T-3 PN/DP (All versions \u003c V3.2.16), SIMATIC S7-300 CPU 317TF-3 PN/DP (All versions \u003c V3.2.16), SIMATIC S7-300 CPU 319-3 PN/DP (All versions \u003c V3.2.16), SIMATIC S7-300 CPU 319F-3 PN/DP (All versions \u003c V3.2.16), SIMATIC S7-400 CPU 412-2 PN V7 (All versions \u003c V7.0.3), SIMATIC S7-400 H V6 CPU family (incl. SIPLUS variants) (All versions \u003c V6.0.9), SIMATIC S7-400 PN/DP V6 CPU family (incl. SIPLUS variants) (All versions \u003c V6.0.7), SIMATIC S7-410 CPU family (incl. SIPLUS variants) (All versions \u003c V8.1), SIMATIC WinAC RTX 2010 (All versions \u003c V2010 SP3), SIMATIC WinAC RTX F 2010 (All versions \u003c V2010 SP3), SINUMERIK 828D (All versions \u003c V4.7 SP6 HF1), SIPLUS ET 200S IM151-8 PN/DP CPU (All versions \u003c V3.2.16), SIPLUS ET 200S IM151-8F PN/DP CPU (All versions \u003c V3.2.16), SIPLUS NET CP 443-1 (All versions \u003c V3.3), SIPLUS NET CP 443-1 Advanced (All versions \u003c V3.3), SIPLUS S7-300 CPU 314C-2 PN/DP (All versions \u003c V3.3.16), SIPLUS S7-300 CPU 315-2 PN/DP (All versions \u003c V3.2.16), SIPLUS S7-300 CPU 315F-2 PN/DP (All versions \u003c V3.2.16), SIPLUS S7-300 CPU 317-2 PN/DP (All versions \u003c V3.2.16), SIPLUS S7-300 CPU 317F-2 PN/DP (All versions \u003c V3.2.16), SIPLUS S7-400 CPU 414-3 PN/DP V7 (All versions \u003c V7.0.3), SIPLUS S7-400 CPU 416-3 PN/DP V7 (All versions \u003c V7.0.3), Softnet PROFINET IO for PC-based Windows systems (All versions). Responding to a PROFINET DCP request with a specially crafted PROFINET DCP packet could cause a denial of service condition of the requesting system.\r\n\r\nThe security vulnerability could be exploited by an attacker located on the same Ethernet segment (OSI Layer 2) as the targeted device. A manual restart is required to recover the system.","status":"published","published":"2018-03-20T14:00:00Z","modified":"2024-08-05T05:18:26Z","cvss":[{"version":"3.1","score":6.5,"vector":"CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H/E:P/RL:O/RC:C","level":"medium"}],"updated_at":"2026-11-03T02:40:12.722721Z"}],"ghsa":[{"id":"GHSA-2cg6-w8mm-22rg","title":"A vulnerability has been identified in SIMATIC CP 343-1 Advanced (All versions), SIMATIC CP 343-1...","description":"A vulnerability has been identified in SIMATIC CP 343-1 Advanced (All versions), SIMATIC CP 343-1 Standard (All versions), SIMATIC CP 443-1 Advanced (All versions), SIMATIC CP 443-1 Standard (All versions), SIMATIC S7-1500 Software Controller incl. F (All versions \u003c V1.7.0), SIMATIC S7-1500 incl. F (All versions \u003c V1.7.0), SIMATIC S7-300 incl. F and T (All versions \u003c V3.X.16), SIMATIC S7-400 H V6 (All versions \u003c V6.0.9), SIMATIC S7-400 PN/DP V6 Incl. F (All versions \u003c V6.0.7), SIMATIC S7-400 PN/DP V7 Incl. F (All versions), SIMATIC S7-410 (All versions \u003c V8.1), SIMATIC WinAC RTX (F) 2010 (All versions \u003c SIMATIC WinAC RTX 2010 SP3), SINUMERIK 828D (All versions \u003c V4.7 SP6 HF1), Softnet PROFINET IO for PC-based Windows systems (All versions). Responding to a PROFINET DCP request with a specially crafted PROFINET DCP packet could cause a Denial-of-Service condition of the requesting system. The security vulnerability could be exploited by an attacker located on the same Ethernet segment (OSI Layer 2) as the targeted device. Successful exploitation requires no user interaction or privileges and impacts the availability of core functionality of the affected device. A manual restart is required to recover the system. At the time of advisory publication no public exploitation of this security vulnerability is known. Siemens provides mitigations to resolve the security issue. PROFIBUS interfaces are not affected.","status":"published","published":"2022-05-13T01:31:10Z","modified":"2023-02-03T05:00:49Z","cvss":[{"version":"3.0","score":6.5,"vector":"CVSS:3.0/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"medium"}],"cwes":["CWE-20"],"updated_at":"2026-11-02T14:52:51.988629Z"}],"nvd":[{"id":"CVE-2018-4843","description":"A vulnerability has been identified in  SIMATIC S7-400 CPU 414-3 PN/DP V7 (All versions \u003c V7.0.3),  SIMATIC S7-400 CPU 414F-3 PN/DP V7 (All versions \u003c V7.0.3),  SIMATIC S7-400 CPU 416-3 PN/DP V7 (All versions \u003c V7.0.3),  SIMATIC S7-400 CPU 416F-3 PN/DP V7 (All versions \u003c V7.0.3), SIMATIC CP 343-1 (incl. SIPLUS variants) (All versions), SIMATIC CP 343-1 Advanced (incl. SIPLUS variants) (All versions), SIMATIC CP 443-1 (All versions \u003c V3.3), SIMATIC CP 443-1 (All versions \u003c V3.3), SIMATIC CP 443-1 Advanced (All versions \u003c V3.3), SIMATIC ET 200pro IM154-8 PN/DP CPU (All versions \u003c V3.2.16), SIMATIC ET 200pro IM154-8F PN/DP CPU (All versions \u003c V3.2.16), SIMATIC ET 200pro IM154-8FX PN/DP CPU (All versions \u003c V3.2.16), SIMATIC ET 200S IM151-8 PN/DP CPU (All versions \u003c V3.2.16), SIMATIC ET 200S IM151-8F PN/DP CPU (All versions \u003c V3.2.16), SIMATIC S7-1500 CPU family (incl. related ET200 CPUs and SIPLUS variants) (All versions \u003c V1.7.0), SIMATIC S7-1500 Software Controller (All versions \u003c V1.7.0), SIMATIC S7-300 CPU 314C-2 PN/DP (All versions \u003c V3.3.16), SIMATIC S7-300 CPU 315-2 PN/DP (All versions \u003c V3.2.16), SIMATIC S7-300 CPU 315F-2 PN/DP (All versions \u003c V3.2.16), SIMATIC S7-300 CPU 315T-3 PN/DP (All versions \u003c V3.2.16), SIMATIC S7-300 CPU 317-2 PN/DP (All versions \u003c V3.2.16), SIMATIC S7-300 CPU 317F-2 PN/DP (All versions \u003c V3.2.16), SIMATIC S7-300 CPU 317T-3 PN/DP (All versions \u003c V3.2.16), SIMATIC S7-300 CPU 317TF-3 PN/DP (All versions \u003c V3.2.16), SIMATIC S7-300 CPU 319-3 PN/DP (All versions \u003c V3.2.16), SIMATIC S7-300 CPU 319F-3 PN/DP (All versions \u003c V3.2.16), SIMATIC S7-400 CPU 412-2 PN V7 (All versions \u003c V7.0.3), SIMATIC S7-400 H V6 CPU family (incl. SIPLUS variants) (All versions \u003c V6.0.9), SIMATIC S7-400 PN/DP V6 CPU family (incl. SIPLUS variants) (All versions \u003c V6.0.7), SIMATIC S7-410 CPU family (incl. SIPLUS variants) (All versions \u003c V8.1), SIMATIC WinAC RTX 2010 (All versions \u003c V2010 SP3), SIMATIC WinAC RTX F 2010 (All versions \u003c V2010 SP3), SINUMERIK 828D (All versions \u003c V4.7 SP6 HF1), SIPLUS ET 200S IM151-8 PN/DP CPU (All versions \u003c V3.2.16), SIPLUS ET 200S IM151-8F PN/DP CPU (All versions \u003c V3.2.16), SIPLUS NET CP 443-1 (All versions \u003c V3.3), SIPLUS NET CP 443-1 Advanced (All versions \u003c V3.3), SIPLUS S7-300 CPU 314C-2 PN/DP (All versions \u003c V3.3.16), SIPLUS S7-300 CPU 315-2 PN/DP (All versions \u003c V3.2.16), SIPLUS S7-300 CPU 315F-2 PN/DP (All versions \u003c V3.2.16), SIPLUS S7-300 CPU 317-2 PN/DP (All versions \u003c V3.2.16), SIPLUS S7-300 CPU 317F-2 PN/DP (All versions \u003c V3.2.16), SIPLUS S7-400 CPU 414-3 PN/DP V7 (All versions \u003c V7.0.3), SIPLUS S7-400 CPU 416-3 PN/DP V7 (All versions \u003c V7.0.3), Softnet PROFINET IO for PC-based Windows systems (All versions). Responding to a PROFINET DCP request with a specially crafted PROFINET DCP packet could cause a denial of service condition of the requesting system.\r\n\r\nThe security vulnerability could be exploited by an attacker located on the same Ethernet segment (OSI Layer 2) as the targeted device. A manual restart is required to recover the system.","status":"published","published":"2018-03-20T14:29:00.413Z","modified":"2026-06-17T01:59:09.177Z","cvss":[{"version":"3.1","score":6.5,"vector":"CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"medium","assessor":"secondary"},{"version":"2.0","score":6.1,"vector":"AV:A/AC:L/Au:N/C:N/I:N/A:C","level":"medium","assessor":"primary"}],"cwes":["CWE-20"],"updated_at":"2026-11-02T14:04:24.264003Z"}]}}