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Industrial control advisorySeverity 5.8 medium
Siemens SENTRON 3NA COM Fuse
ICSA-26-295-05 · CISA · October 13, 2026
Summary
SENTRON 3NA COM Fuse contains a Denial-of-Service vulnerability. Improper handling of a network management message could allow an attacker to trigger a denial-of-service (DoS) condition. Successful exploitation may require the affected network to be re-established to restore normal operation.
From CISA, quoted as published. Check the source before acting.
What to do
Update to V5.2 or later version
Vendor fix or mitigation, quoted from the advisory.
Each CVE in this advisory
| CVE | Severity | Known exploited | Exploit likelihood |
|---|---|---|---|
| CVE-2024-7322 | 5.8 medium | No | 0.3% |
Severity from the advisory (CVSS), known exploitation from CISA's catalog, exploit likelihood from EPSS (next 30 days).
Affected products
| Vendor | Product |
|---|---|
| Siemens | SENTRON 3NA COM Fuse |
Why it's on these mode pages
- Maritime: Vendor table: Siemens (industrial control makers used in every mode, all modes) (matched by rule)
- Pipeline: Vendor table: Siemens (industrial control makers used in every mode, all modes) (matched by rule)
- Freight rail: Vendor table: Siemens (industrial control makers used in every mode, all modes) (matched by rule)
- Passenger rail and transit: Vendor table: Siemens (industrial control makers used in every mode, all modes) (matched by rule)
- Highway and motor carrier: Vendor table: Siemens (industrial control makers used in every mode, all modes) (matched by rule)
- Postal and parcel: Vendor table: Siemens (industrial control makers used in every mode, all modes) (matched by rule)
Change history
- October 13, 2026: Publication Date
- October 22, 2026: Initial CISA Republication of Siemens ProductCERT SSA-099819 advisory
- November 9, 2026: First collected by Watch
Securidigm Scout can match advisories like this one to the equipment on your own network, offline. securidigm.com