BD BodyGuard™ Pumps – RS-232 Interface Vulnerability

published 2022-12-05 3 y ago modified 2026-06-17 4 mo ago also EUVD-2022-46553

cvss: 5.3; version 3.1, CNA
cisa kev: Not listed; not in CISA's catalog
epss: 0.2%; EPSS 0.2% chance of exploitation in 30 days, percentile 13%
public exploits: 0; none known

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.

Vendor advisories

What the vendors themselves say about their products: affected, fixed or not affected, and what to do.

cisa ICSMA-22-335-01 updated 2022-12-01 cvss 5.3

BD BodyGuard Pumps

Becton, Dickinson and Company (BD) BodyGuard Pumps Becton, Dickinson and Company (BD) CME BodyGuard 323 2nd Edition Becton, Dickinson and Company (BD) CME BodyGuard 323 Color Vision 2nd Edition, 3rd Edition Becton, Dickinson and Company (BD) CME BodyGuard Twins 2nd Edition
affected: vendor fix bd.com

From CISA ICS and IT advisories (CSAF, https://github.com/cisagov/CSAF), a U.S. Government work; changed: reduced to products, statuses and remediations. CISA notification · csaf

CISA SSVC

Exploitation: none
Automatable: no
Technical impact: partial
Assessed: 18 mo ago (2025-04-23)

Exploit prediction

0.23% chance of exploitation in the next 30 days, higher than 13% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by	version	score	vector
CNA	3.1	5.3	CVSS:3.1/AV:P/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:H
NVD	3.1	5.3	CVSS:3.1/AV:P/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:H

Affected products

Becton, Dickinson and Company (BD) BodyGuard™ Pump

Classification

Weakness

CWE-1299 Missing Protection Mechanism for Alternate Hardware Interface
CWE-287 Improper Authentication

References

bd.com /en-us/about-bd/cybersecurity/bulletin/bd-bodyguard-pumps-rs-232-interface-vulnerability
vendor-advisory, mitigation

Sources

CVE List CVE-2022-43557
NVD CVE-2022-43557

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.

Summary