CVE-2022-3181 json
An Improper Input Validation vulnerability exists in Trihedral VTScada version 12.0.38 and prior.
published 2022-11-02 4 y ago modified 2026-06-17 4 mo ago also EUVD-2022-42598
- cvss
- 7.5
- version 3.1, CNA
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 0.8%
- EPSS 0.8% chance of exploitation in 30 days, percentile 56%
- public exploits
- 0
- none known
Summary
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.
Patch / fix
Vendor advisories
What the vendors themselves say about their products: affected, fixed or not affected, and what to do.
cisa ICSA-22-300-04 updated cvss 7.5
Trihedral VTScada
-
Trihedral VTScada <= 12.0.38affected: mitigation “If a VTScada system must accept incoming HTTP connections, then users should limit accepted connections exclusively to trusted LAN networks accessed by trusted personnel.” vtscada.com
From CISA ICS and IT advisories (CSAF, https://github.com/cisagov/CSAF), a U.S. Government work; changed: reduced to products, statuses and remediations. CISA notification · csaf
CISA SSVC
- Exploitation
- none
- Automatable
- yes
- Technical impact
- partial
- Assessed
- 18 mo ago
Exploit prediction
0.80% chance of exploitation in the next 30 days, higher than 56% of all scored CVEs (FIRST EPSS, 2026-11-08).
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| CNA | 3.1 | 7.5 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H |
| NVD | 3.1 | 7.5 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H |
Affected products
- Trihedral VTScada
Classification
- Weakness
-
- CWE-20 Improper Input Validation
References
-
cisa.gov
/uscert/ics/advisories/icsa-22-300-04
government-resource, patch, third-party-advisory, us-government-resource
Sources
- CVE List CVE-2022-3181
- NVD CVE-2022-3181
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