Auth bypass in Stw-Mobile-Machines Tcg-4

CVE-2023-35830

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.

Vulnerability class: Broken Authentication

EPSS: 0.013 (68.4th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2023-35830?
CVE-2023-35830 is a critical-severity vulnerability in Stw-Mobile-Machines Tcg-4, classified under Missing Authentication for Critical Function. CVSS score: 9.8/10. Published 2023-06-29.
How severe is CVE-2023-35830?
Critical severity. CVSS v3 base score is 9.8 out of 10.