What is CVE-2022-3181?

CVE-2022-3181 is a high-severity vulnerability in Trihedral Vtscada, classified under Improper Input Validation. CVSS score: 7.5/10. Published 2022-11-02.

How severe is CVE-2022-3181?

High severity. CVSS v3 base score is 7.5 out of 10.

Improper input validation in Trihedral Vtscada

CVE-2022-3181

An Improper Input Validation vulnerability exists in Trihedral VTScada version 12.0.38 and prior. A specifically malformed HTTP request could cause the affected VTScada to crash. Both local area network (LAN)-only and internet facing systems are affected.

Vulnerability class: Drupalgeddon 2 (CVE-2018-7600)

Published 2022-11-02 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H.

EPSS exploit prediction

EPSS: 0.007 (53.8th percentile), scored 2026-10-20.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 54th percentile — 53.8% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.007 · newest: 0.007 · change: +0.000

Affected products

Trihedral Vtscada — versions 0

Weakness classification (CWE)

CWE-20 — Improper Input Validation

References

www.cisa.gov/uscert/ics/advisories/icsa-22-300-04 (US Government Resource, Patch, Third Party Advisory, government-resource)

Frequently asked questions

What is CVE-2022-3181?: CVE-2022-3181 is a high-severity vulnerability in Trihedral Vtscada, classified under Improper Input Validation. CVSS score: 7.5/10. Published 2022-11-02.
How severe is CVE-2022-3181?: High severity. CVSS v3 base score is 7.5 out of 10.