CVE-2025-40768: Siemens SINEC Traffic Analyzer · Information Exposure
Affects Siemens SINEC Traffic AnalyzerSource CVE Database V5
Not known to be exploited · CVSS 7.3 High.
Data as of 25 Oct 2026, 19:02 UTC
- EPSS
- 0.1% chance of exploitation in 30 days – higher than 3% of CVEsExploit Prediction Scoring System: the likelihood attackers will use this flaw soon.
CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:HExploitation evidence
Disclosed: evidence found.
CVE published 12 Aug 2025
Detectable: no evidence on record.
No public nuclei template indexed
Weaponised: no evidence on record.
No public exploit code indexed in Metasploit or Exploit-DB
Exploited in the wildExploited: no evidence on record.
Not in CISA KEV and no source reports exploitation
Observed by OffSeq MirageSeen by Mirage: no evidence on record.
No attack traffic recorded by OffSeq Mirage sensors
A missing step is not evidence of safety. Sources: cve.org (opens in a new tab), the Metasploit, Exploit-DB and nuclei-templates index as of 2026-10-25.
What to do
Affected software
| Product | Affected | Fixed in |
|---|---|---|
| Siemens SINEC Traffic Analyzer | Affected
| Fixed in– |
AI-suggested
Organizations should immediately audit their deployment of Siemens SINEC Traffic Analyzer to identify versions prior to 3.0. Until Siemens releases an official patch, the following specific mitigations are recommended: 1) Restrict network access to the affected service port by implementing strict firewall rules or network segmentation to ensure the internal service port is not reachable from untrusted networks. 2) Employ network intrusion detection systems (NIDS) to monitor for unusual access attempts to the exposed port. 3) Use virtual LANs (VLANs) or software-defined networking (SDN) controls to isolate the SINEC Traffic Analyzer from general IT networks. 4) Review and harden access control policies on devices hosting the application to limit local access. 5) Engage with Siemens support channels to obtain guidance and prioritize patch deployment once available. 6) Conduct regular vulnerability scanning and penetration testing focused on industrial control systems to detect similar exposures. These targeted actions go beyond generic advice by focusing on network-level controls and operational technology environment hardening specific to Siemens SINEC Traffic Analyzer deployments.
Description
A vulnerability has been identified in SINEC Traffic Analyzer (6GK8822-1BG01-0BA0) (All versions < V3.0). The affected application exposes an internal service port to be accessible from outside the system. This could allow an unauthorized attacker to access the application.