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Fencer Intel
high 8.6

CVE-2019-10942 json

A vulnerability has been identified in SCALANCE X-200 switch family (incl.

published 7y ago modified 4mo ago also EUVD-2019-2656

cvss
8.6
version 3.1, NVD
cisa kev
Not listed
not in CISA's catalog
epss
1.4%
EPSS 1.4% chance of exploitation in 30 days, percentile 71%
public exploits
0
none known

Summary

A vulnerability has been identified in SCALANCE X-200 switch family (incl. SIPLUS NET variants) (All versions < V5.2.5), SCALANCE X-200IRT switch family (incl. SIPLUS NET variants) (All versions < V5.5.0), SCALANCE X204RNA (HSR) (All versions), SCALANCE X204RNA (PRP) (All versions), SCALANCE X204RNA EEC (HSR) (All versions), SCALANCE X204RNA EEC (PRP) (All versions), SCALANCE X204RNA EEC (PRP/HSR) (All versions). The device contains a vulnerability that could allow an attacker to trigger a denial-of-service condition by sending large message packages repeatedly to the telnet service. The security vulnerability could be exploited by an attacker with network access to the affected systems. Successful exploitation requires no system privileges and no user interaction. An attacker could use the vulnerability to compromise availability of the device.

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Vendor advisories

What the vendors themselves say about their products: affected, fixed or not affected, and what to do.

cisa ICSA-19-225-03 updated cvss 8.6

ICSA-19-225-03_Siemens SCALANCE X Switches (Update D)

  • Siemens SCALANCE X-200RNA
    affected: mitigation “Siemens recommends users configure their environment according to Siemens ' operational guidelines for industrial security and follow the recommendations in the product manuals.” cert-portal.siemens.com

From CISA ICS and IT advisories (CSAF, https://github.com/cisagov/CSAF), a U.S. Government work; changed: reduced to products, statuses and remediations. CISA notification · csaf

Exploit prediction

1.36% chance of exploitation in the next 30 days, higher than 71% of all scored CVEs (FIRST EPSS, 2026-11-09).

CVSS scores

assigned by version score vector
NVD 3.1 8.6 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:N/A:H
NVD 2.0 5.0 AV:N/AC:L/Au:N/C:N/I:N/A:P

Affected products

  • Siemens SCALANCE X-200 switch family (incl. SIPLUS NET variants)
  • Siemens SCALANCE X-200IRT switch family (incl. SIPLUS NET variants)
  • Siemens SCALANCE X204RNA (HSR)
  • Siemens SCALANCE X204RNA (PRP)
  • Siemens SCALANCE X204RNA EEC (HSR)
  • Siemens SCALANCE X204RNA EEC (PRP)
  • Siemens SCALANCE X204RNA EEC (PRP/HSR)

Classification

Weakness
  • CWE-400 Uncontrolled Resource Consumption

References

Sources

Fencer Intel keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.