CVE-2019-19276

Name: CVE-2019-19276
Creator: NVD / NIST
Published: 2021-05-12T14:15:10.543+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

MEDIUMCVSS 5.3/10EPSS 1.02%

Last modified Jun 17, 2026

CVE-2019-19276 is a medium-severity vulnerability rated 5.3/10 on the CVSS scale. A vulnerability has been identified in SIMATIC HMI Comfort Panels 1st Generation (incl. SIPLUS variants) (All versions < V16 Update 4), SIMATIC HMI KTP Mobile Panels (All versions < V16 Update 4). EPSS estimates a 1.02% chance of exploitation in the next 30 days.

Description

A vulnerability has been identified in SIMATIC HMI Comfort Panels 1st Generation (incl. SIPLUS variants) (All versions < V16 Update 4), SIMATIC HMI KTP Mobile Panels (All versions < V16 Update 4). Specially crafted packets sent to port 161/udp can cause the SNMP service of affected devices to crash. A manual restart of the device is required to resume operation of the service.

Metrics

CVSS 3.1

5.3/10

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L

EPSS Probability

1.02%

59.0th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-787

Affected Software

Vendor	Product	Versions
Siemens	Simatic Hmi Ktp Mobile Panels Firmware	16
Siemens	Simatic Hmi Comfort Panels Firmware	16

References

https://cert-portal.siemens.com/productcert/pdf/ssa-594364.pdfPatch, Vendor Advisory
https://cert-portal.siemens.com/productcert/pdf/ssa-594364.pdfPatch, Vendor Advisory

Timeline

Published: May 12, 2021
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2019-19276?

How severe is CVE-2019-19276?

CVE-2019-19276 has a CVSS score of 5.3/10 (MEDIUM severity). The EPSS model estimates a 1.02% probability of exploitation in the next 30 days.

How do I fix CVE-2019-19276?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2019-19276?

Run a free Strix scan to check your systems for this vulnerability.

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Source: NVD / NIST