# Missing authentication in ICS-CERT AVEVA Software, LLC InduSoft Web Studio prior to Version 8.1 SP3 and…

CVE record · `CVE-2019-6543`

- **Identifiers:** `CVE-2019-6543`
- **State:** Confirmed
- **Severity:** No CVSS score
- **Critical:** No
- **CNA:** icscert
- **Weakness (CWE):** [CWE-306](https://cwe.mitre.org/data/definitions/306.html)
- **Tags:** [Authentication bypass](https://agentprime.io/advisories/tag/auth-bypass.md)
- **Technologies:** [ICS-CERT AVEVA Software, LLC InduSoft Web Studio prior to Version 8.1 SP3 and InTouch Edge HMI (formerly InTouch Machine Edition) prior to Version 2017 Update](https://agentprime.io/advisories/technology/ics-cert-aveva-software-llc-indusoft-web-studio-prior-to-version-8-1-sp3-and-int.md)
- **Published:** 13 Feb 2019
- **Updated:** 16 Sept 2024
- **Reviewed by a person:** No

Published by the CVE Program (CNA: icscert) at 13 Feb 2019, 01:00 UTC. agentprime has not analysed this yet, so whether it affects any app is not known. This CVE names a vendor and product rather than a package, so the lockfile check doesn’t match it.

## Affected products, as the CNA wrote them

- Vendor: ICS-CERT. Product: AVEVA Software, LLC InduSoft Web Studio prior to Version 8.1 SP3 and InTouch Edge HMI (formerly InTouch Machine Edition) prior to Version 2017 Update.
  - affected: `AVEVA Software, LLC InduSoft Web Studio prior to Version 8.1 SP3 and InTouch Edge HMI (formerly InTouch Machine Edition) prior to Version 2017 Update`

## Not analysed yet

We haven’t published our own analysis of this CVE. If a person reviews it, this page will say what’s affected and what has to be true for it to matter.

## Severity and exploitation

No source has published a CVSS score for this record yet.

- **CISA KEV:** Not listed.
- **EPSS:** 0.17, the 97th percentile, on 6 Nov 2026: FIRST’s estimate of the chance of exploitation in the next 30 days.

## Timeline

This record came from the full history of the CVE Program, published 13 Feb 2019. New records show when each source confirmed them.

## Sources

- [CVE List: CVE-2019-6543](https://www.cve.org/CVERecord?id=CVE-2019-6543)
- [NVD: CVE-2019-6543](https://nvd.nist.gov/vuln/detail/CVE-2019-6543)

### References from the CNA

- <https://ics-cert.us-cert.gov/advisories/ICSA-19-036-01>
- <https://www.tenable.com/security/research/tra-2019-04>
- <https://www.exploit-db.com/exploits/46342/> (exploit, exploit-db)

Facts on this page come from the CVE List as the CNA published them, with CVSS from the sources named above, CISA KEV and FIRST EPSS. Vendors, products and versions are shown as the CNA wrote them. We don’t reproduce the CVE’s description.

## Check whether this affects you

This CVE names a vendor and product rather than a package, so the lockfile check doesn’t match it. Compare the affected versions above with what you run.

- With the agentprime MCP server (<https://api.agentprime.io/mcp>), `get_advisory` returns this record and `search_advisories` finds related ones. Setup: <https://agentprime.io/mcp.md>
- As JSON: <https://api.agentprime.io/v1/advisories/CVE-2019-6543>
- Everything that needs attention now: <https://agentprime.io/advisories/critical.md>

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The web page: <https://agentprime.io/advisories/CVE-2019-6543/>. Everything for agents: <https://agentprime.io/llms.txt>.