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The vulnerability of the microprogramming software of the SIMATIC CN 4100 communication gateway, related to insufficient validation of input data, allows a intruder to trigger a service failure.
🗓️ 09 Jan 2026 00:00:00Reported by FSTEC of Russia — Information Security Threat DatabaseType 
bdu_fstec🔗 bdu.fstec.ru👁 1 Views
| Reporter | Title | Published | Views | Family All 12 |
|---|---|---|---|---|
 | CVE-2025-40593 | 10 Jul 202510:00 | – | circl |
 | Siemens SIMATIC CN 4100 输入验证错误漏洞 | 8 Jul 202500:00 | – | cnnvd |
 | Siemens SIMATIC CN 4100 Input Validation Error Vulnerability (CNVD-2025-16622) | 21 Jul 202500:00 | – | cnvd |
 | CVE-2025-40593 | 8 Jul 202510:34 | – | cve |
 | CVE-2025-40593 | 8 Jul 202510:34 | – | cvelist |
 | EUVD-2025-20435 | 3 Oct 202520:07 | – | euvd |
 | Siemens SIMATIC CN 4100 | 8 Jul 202500:00 | – | ics |
 | Vulnerabilities fixed in Siemens products | 8 Jul 202511:58 | – | ncsc |
 | CVE-2025-40593 | 8 Jul 202511:15 | – | nvd |
 | PT-2025-28392 · Siemens · Simatic Cn 4100 | 8 Jul 202500:00 | – | ptsecurity |
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09 Jan 2026 00:00Current
5.8Medium risk
Vulners AI Score5.8
CVSS 36.5
CVSS 26.8
EPSS0.00323