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The vulnerability of the microprogramming software of the SIMATIC CN 4100 communication gateway, related to information disclosure, allows a intruder to gain access to confidential information.
🗓️ 09 Jan 2026 00:00:00Reported by FSTEC of Russia — Information Security Threat DatabaseType 
bdu_fstec🔗 bdu.fstec.ru👁 2 Views
| Reporter | Title | Published | Views | Family All 10 |
|---|---|---|---|---|
 | Siemens SIMATIC CN 4100 信息泄露漏洞 | 9 Dec 202500:00 | – | cnnvd |
 | CVE-2025-40940 | 9 Dec 202510:44 | – | cve |
 | CVE-2025-40940 | 9 Dec 202510:44 | – | cvelist |
 | EUVD-2025-201916 | 9 Dec 202518:30 | – | euvd |
 | Vulnerabilities fixed in Siemens products | 9 Dec 202513:15 | – | ncsc |
 | CVE-2025-40940 | 9 Dec 202516:17 | – | nvd |
 | CVE-2025-40940 | 9 Dec 202516:17 | – | osv |
 | PT-2025-49845 | 9 Dec 202500:00 | – | ptsecurity |
 | CVE-2025-40940 | 9 Jan 202609:16 | – | redhatcve |
 | CVE-2025-40940 | 9 Dec 202510:44 | – | vulnrichment |
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09 Jan 2026 00:00Current
7.3High risk
Vulners AI Score7.3
CVSS 34.9
CVSS 26.8
EPSS0.00308