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Fencer Vulns
medium 5.9

CVE-2018-5471 json

A Cleartext Transmission of Sensitive Information issue was discovered in Belden Hirschmann RS, RSR, RSB, MACH100, MACH1000, MACH4000, MS,…

published 2018-03-06 8 y ago modified 2026-06-17 4 mo ago also EUVD-2018-17241

cvss
5.9
version 3.0, NVD
cisa kev
Not listed
not in CISA's catalog
epss
1.0%
EPSS 1.0% chance of exploitation in 30 days, percentile 61%
public exploits
0
none known

Summary

A Cleartext Transmission of Sensitive Information issue was discovered in Belden Hirschmann RS, RSR, RSB, MACH100, MACH1000, MACH4000, MS, and OCTOPUS Classic Platform Switches. A cleartext transmission of sensitive information vulnerability in the web interface has been identified, which may allow an attacker to obtain sensitive information through a successful man-in-the-middle attack.

Vendor advisories

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

cisa ICSA-18-065-01 updated cvss 5.3

Hirschmann Automation and Control GmbH Classic Platform Switches

  • Hirschmann Automation and Control GmbH, Belden Inc. Classic Platform Switches MACH100 Hirschmann Automation and Control GmbH, Belden Inc. Classic Platform Switches MACH1000 Hirschmann Automation and Control GmbH, Belden Inc. Classic Platform Switches MACH4000 Hirschmann Automation and Control GmbH, Belden Inc. Classic Platform Switches MS Hirschmann Automation and Control GmbH, Belden Inc. Classic Platform Switches OCTOPUS Hirschmann Automation and Control GmbH, Belden Inc. Classic Platform Switches RS
    +2 more products
    Hirschmann Automation and Control GmbH, Belden Inc. Classic Platform Switches RSB Hirschmann Automation and Control GmbH, Belden Inc. Classic Platform Switches RSR
    affected: mitigation “Disable HTTP for remote management access.”

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

0.97% chance of exploitation in the next 30 days, higher than 61% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by version score vector
NVD 3.0 5.9 CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N
NVD 2.0 4.3 AV:N/AC:M/Au:N/C:P/I:N/A:N

Affected products

  • n/a Hirschmann Automation and Control GmbH Classic Platform Switches

Classification

Weakness
  • CWE-319 Cleartext Transmission of Sensitive Information

References

Sources

Fencer Vulns 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.