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
Published · last modified .
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.
EPSS exploit prediction
EPSS: 0.013 (69.9th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 70th percentile — 69.9% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.013 · newest: 0.013 · change: 0.000
Affected products
- Stw-Mobile-Machines Tcg-4
- Stw-Mobile-Machines Tcg-4 Firmware — versions 3.01r1, 3.02r0, 3.03r0
- Stw-Mobile-Machines Tcg-4lite
- Stw-Mobile-Machines Tcg-4lite Firmware — versions 3.04r2
Weakness classification (CWE)
References
- www.stw-mobile-machines.com/fileadmin/user_upload/content/STW/PSIRT/STW-IR-23-0… (Vendor Advisory)
- www.stw-mobile-machines.com/psirt/ (Vendor Advisory)
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.