CVE-2023-37195

Name: CVE-2023-37195
Creator: NVD / NIST
Published: 2023-10-10T11:15:11.983+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

MEDIUMCVSS 4.4/10EPSS 0.16%

Last modified Jun 17, 2026

CVE-2023-37195 is a medium-severity vulnerability rated 4.4/10 on the CVSS scale. A vulnerability has been identified in SIMATIC CP 1604 (All versions), SIMATIC CP 1616 (All versions), SIMATIC CP 1623 (All versions), SIMATIC CP 1626 (All versions), SIMATIC CP 1628 (All versions). Affected devices insufficiently control continuous mapping of direct memory access (DMA) requests. EPSS estimates a 0.16% chance of exploitation in the next 30 days.

Description

A vulnerability has been identified in SIMATIC CP 1604 (All versions), SIMATIC CP 1616 (All versions), SIMATIC CP 1623 (All versions), SIMATIC CP 1626 (All versions), SIMATIC CP 1628 (All versions). Affected devices insufficiently control continuous mapping of direct memory access (DMA) requests. This could allow local attackers with administrative privileges to cause a denial of service situation on the host. A physical power cycle is required to get the system working again.

Metrics

CVSS 3.1

4.4/10

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

EPSS Probability

0.16%

5.9th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-400

Affected Software

Vendor	Product	Versions
Siemens	Simatic Cp 1604 Firmware	All versions
Siemens	Simatic Cp 1616 Firmware	All versions
Siemens	Simatic Cp 1623 Firmware	All versions
Siemens	Simatic Cp 1626 Firmware	All versions
Siemens	Simatic Cp 1628 Firmware	All versions

References

https://cert-portal.siemens.com/productcert/pdf/ssa-784849.pdfVendor Advisory
https://cert-portal.siemens.com/productcert/pdf/ssa-784849.pdfVendor Advisory

Timeline

Published: Oct 10, 2023
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2023-37195?

How severe is CVE-2023-37195?

CVE-2023-37195 has a CVSS score of 4.4/10 (MEDIUM severity). The EPSS model estimates a 0.16% probability of exploitation in the next 30 days.

How do I fix CVE-2023-37195?

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-2023-37195?

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

Scan your code now

Source: NVD / NIST