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Fencer Intel
medium 6.5

CVE-2020-7592 json

A vulnerability has been identified in SIMATIC HMI Basic Panels 1st Generation (incl.

published 6y ago modified 4mo ago also EUVD-2020-28717

cvss
6.5
version 3.1, NVD
cisa kev
Not listed
not in CISA's catalog
epss
0.3%
EPSS 0.3% chance of exploitation in 30 days, percentile 26%
public exploits
0
none known

Summary

A vulnerability has been identified in SIMATIC HMI Basic Panels 1st Generation (incl. SIPLUS variants) (All versions), SIMATIC HMI Basic Panels 2nd Generation (incl. SIPLUS variants) (All versions), SIMATIC HMI Comfort Panels (incl. SIPLUS variants) (All versions), SIMATIC HMI KTP700F Mobile Arctic (All versions), SIMATIC HMI Mobile Panels 2nd Generation (All versions), SIMATIC WinCC Runtime Advanced (All versions). Unencrypted communication between the configuration software and the respective device could allow an attacker to capture potential plain text communication and have access to sensitive information.

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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-20-196-04 updated cvss 5.7

Siemens SIMATIC HMI Panels

  • Siemens SIMATIC HMI Basic Panels 1st Generation (incl.'SIPLUS variants) Siemens SIMATIC HMI Basic Panels 2nd Generation (incl.'SIPLUS variants) Siemens SIMATIC HMI Comfort Panels (incl.'SIPLUS variants) Siemens SIMATIC HMI KTP700F Mobile Arctic Siemens SIMATIC HMI Mobile Panels 2nd Generation Siemens SIMATIC WinCC Runtime Advanced
    affected: mitigation

Facts from CISA's republication of the vendor's own advisory (CSAF); the linked advisory is the authoritative source. CISA notification · csaf

Exploit prediction

0.33% chance of exploitation in the next 30 days, higher than 26% of all scored CVEs (FIRST EPSS, 2026-11-09).

CVSS scores

assigned by version score vector
NVD 3.1 6.5 CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
NVD 2.0 3.3 AV:A/AC:L/Au:N/C:P/I:N/A:N

Affected products

  • Siemens AG SIMATIC HMI Basic Panels 1st Generation (incl. SIPLUS variants)
  • Siemens AG SIMATIC HMI Basic Panels 2nd Generation (incl. SIPLUS variants)
  • Siemens AG SIMATIC HMI Comfort Panels (incl. SIPLUS variants)
  • Siemens AG SIMATIC HMI KTP700F Mobile Arctic
  • Siemens AG SIMATIC HMI Mobile Panels 2nd Generation
  • Siemens AG SIMATIC WinCC Runtime Advanced

Classification

Weakness
  • CWE-319 Cleartext Transmission of Sensitive Information

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.