CVE-2023-35830

Name: CVE-2023-35830
Creator: NVD / NIST
Published: 2023-06-29T16:15:09.897+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

CRITICALCVSS 9.8/10EPSS 1.09%

Last modified Jun 17, 2026

CVE-2023-35830 is a critical-severity vulnerability rated 9.8/10 on the CVSS scale. STW (aka Sensor-Technik Wiedemann) TCG-4 Connectivity Module DeploymentPackage_v3.03r0-Impala and DeploymentPackage_v3.04r2-Jellyfish and TCG-4lite Connectivity Module DeploymentPackage_v3.04r2-Jellyfish allow an attacker to gain full remote access with root privileges without the need for authentication, giving an attacker arbitrary remote code execution over LTE / 4G network via SMS.. EPSS estimates a 1.09% chance of exploitation in the next 30 days.

Description

STW (aka Sensor-Technik Wiedemann) TCG-4 Connectivity Module DeploymentPackage_v3.03r0-Impala and DeploymentPackage_v3.04r2-Jellyfish and TCG-4lite Connectivity Module DeploymentPackage_v3.04r2-Jellyfish allow an attacker to gain full remote access with root privileges without the need for authentication, giving an attacker arbitrary remote code execution over LTE / 4G network via SMS.

Metrics

CVSS 3.1

9.8/10

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

EPSS Probability

1.09%

61.1th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-306

Affected Software

Vendor	Product	Versions
Stw-Mobile-Machines	Tcg-4 Firmware	3.01r1
Stw-Mobile-Machines	Tcg-4 Firmware	3.02r0
Stw-Mobile-Machines	Tcg-4 Firmware	3.03r0
Stw-Mobile-Machines	Tcg-4 Firmware	3.04r2
Stw-Mobile-Machines	Tcg-4lite Firmware	3.04r2

References

https://www.stw-mobile-machines.com/fileadmin/user_upload/content/STW/PSIRT/STW-IR-23-001.pdfVendor Advisory
https://www.stw-mobile-machines.com/psirt/Vendor Advisory
https://www.stw-mobile-machines.com/fileadmin/user_upload/content/STW/PSIRT/STW-IR-23-001.pdfVendor Advisory
https://www.stw-mobile-machines.com/psirt/Vendor Advisory

Timeline

Published: Jun 29, 2023
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2023-35830?

How severe is CVE-2023-35830?

CVE-2023-35830 has a CVSS score of 9.8/10 (CRITICAL severity). The EPSS model estimates a 1.09% probability of exploitation in the next 30 days.

How do I fix CVE-2023-35830?

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-2023-35830?

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

Scan your code now

Source: NVD / NIST