CVE-2023-29130

Name: CVE-2023-29130
Creator: NVD / NIST
Published: 2023-07-11T10:15:10.407+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

CRITICALCVSS 10/10EPSS 0.47%

Last modified Jun 17, 2026

CVE-2023-29130 is a critical-severity vulnerability rated 10/10 on the CVSS scale. A vulnerability has been identified in SIMATIC CN 4100 (All versions < V2.5). Affected device consists of improper access controls in the configuration files that leads to privilege escalation. EPSS estimates a 0.47% chance of exploitation in the next 30 days.

Description

A vulnerability has been identified in SIMATIC CN 4100 (All versions < V2.5). Affected device consists of improper access controls in the configuration files that leads to privilege escalation. An attacker could gain admin access with this vulnerability leading to complete device control.

Metrics

CVSS 3.1

10/10

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

EPSS Probability

0.47%

37.2th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-284

Affected Software

Vendor	Product	Versions
Siemens	Simatic Cn 4100 Firmware	< 2.5

References

https://cert-portal.siemens.com/productcert/pdf/ssa-313488.pdfPatch, Vendor Advisory
https://cert-portal.siemens.com/productcert/pdf/ssa-313488.pdfPatch, Vendor Advisory

Timeline

Published: Jul 11, 2023
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2023-29130?

How severe is CVE-2023-29130?

CVE-2023-29130 has a CVSS score of 10/10 (CRITICAL severity). The EPSS model estimates a 0.47% probability of exploitation in the next 30 days.

How do I fix CVE-2023-29130?

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-2023-29130?

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

Scan your code now

Source: NVD / NIST