# CVE-2022-43557

## Summary

- **CVE ID:** CVE-2022-43557
- **Severity:** MEDIUM
- **CVSS Score:** 5.3 (CVSS:3.1/AV:P/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:H)
- **CWE:** CWE-1299
- **Published:** Dec 5, 2022
- **Last Modified:** Mar 13, 2026

## 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.

## Affected Products

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

## References

- [CNA](https://www.bd.com/en-us/about-bd/cybersecurity/bulletin/bd-bodyguard-pumps-rs-232-interface-vulnerability)

## Exploitation Prediction (EPSS)

- **EPSS Score:** 0.11%
- **EPSS Percentile:** 28.9

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_Exported from OnDuty AI Vulnerability Intelligence on 2026-09-11._