CVE-2017-12741
HIGH
7.5
CVSS Score
Published: December 26, 2017 at 04:00 AM UTC
Updated: June 17, 2026 at 01:03 AM UTC
110 products affected across 1 vendorSINUMERIK 840D slSIMATIC S7-1500 FirmwareSIMATIC S7-1200 Firmware
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Severity
HIGH7.5
Exploit prediction
EPSS 3%
Description
Specially crafted packets sent to port 161/udp could cause a denial of service condition. The affected devices must be restarted manually.
Affected
Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.
v < 4.5All versions < V4.5
Affected range stops below 4.5, so it looks safe — our inference, not a vendor statement
All versions
siemens-simatic-compact-field-unit (same device)
All versions
All versions
All versions
Remediation
No guide yetNo remediation guidance has been written for this CVE yet, and no fixed version or vendor advisory is recorded against it.
References (7)
x_refsource_CONFIRM
Source: [email protected]
https://cert-portal.siemens.com/productcert/pdf/ssa-141614.pdfx_refsource_CONFIRM
Source: [email protected]
https://cert-portal.siemens.com/productcert/pdf/ssa-346262.pdfx_refsource_CONFIRM
Source: [email protected]
https://cert-portal.siemens.com/productcert/pdf/ssa-546832.pdfCVSS
7.5HIGHsiemens
Vector?
Quick Info
StatusMODIFIED
CWE
CWE-400NVD-CWE-noinfo
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