CVE-2023-37194

Name: CVE-2023-37194
Creator: NVD / NIST
Published: 2023-10-10T11:15:11.903+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

MEDIUMCVSS 6.7/10EPSS 0.18%

Last modified Jun 17, 2026

CVE-2023-37194 is a medium-severity vulnerability rated 6.7/10 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). The kernel memory of affected devices is exposed to user-mode via direct memory access (DMA) which could allow a local attacker with administrative privileges to execute arbitrary code on the host system without any restrictions.. EPSS estimates a 0.18% 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). The kernel memory of affected devices is exposed to user-mode via direct memory access (DMA) which could allow a local attacker with administrative privileges to execute arbitrary code on the host system without any restrictions.

Metrics

CVSS 3.1

6.7/10

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

EPSS Probability

0.18%

8.1th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-284

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-2023-37194?

How severe is CVE-2023-37194?

CVE-2023-37194 has a CVSS score of 6.7/10 (MEDIUM severity). The EPSS model estimates a 0.18% probability of exploitation in the next 30 days.

How do I fix CVE-2023-37194?

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-2023-37194?

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

Scan your code now

Source: NVD / NIST