How severe is CVE-2022-43557?

CVE-2022-43557 has a CVSS 3.x base score of 5.3, rated medium severity. It is exploitable over physical access with high attack complexity, requires no privileges and no user interaction. Impact on confidentiality is low, integrity low, and availability high.

Is CVE-2022-43557 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (12th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2022-43557?

CVE-2022-43557 primarily affects Bd Bodyguard 999-603 Firmware. In total, 7 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2022-43557?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

When was CVE-2022-43557 published?

CVE-2022-43557 was published on 2022-12-05 and last updated on 2026-06-17.

CVE-2022-43557

CVE-2022-43557 is a medium-severity vulnerability in Bd Bodyguard 999-603 Firmware with a CVSS 3.x base score of 5.3. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-287.

Key facts

Severity: Medium (CVSS 3.x base score 5.3)
EPSS exploit prediction: 0% (12th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-287
Affected product: Bd Bodyguard 999-603 Firmware
Published: 2022-12-05
Last modified: 2026-06-17

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.

Frequently asked questions

What is CVE-2022-43557?: 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.
How severe is CVE-2022-43557?: CVE-2022-43557 has a CVSS 3.x base score of 5.3, rated medium severity. It is exploitable over physical access with high attack complexity, requires no privileges and no user interaction. Impact on confidentiality is low, integrity low, and availability high.
Is CVE-2022-43557 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (12th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2022-43557?: CVE-2022-43557 primarily affects Bd Bodyguard 999-603 Firmware. In total, 7 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2022-43557?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2022-43557 published?: CVE-2022-43557 was published on 2022-12-05 and last updated on 2026-06-17.

References

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

Affected products (7)

cpe:2.3:o:bd:bodyguard_999-603_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:bd:bodyguard_duo_999-903_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:bd:bodyguard_epidural_999-683_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:bd:bodyguard_pain_manager_999-803_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:bd:bodyguard_t_999-103_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:bd:bodyguard_323_colorvision_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:bd:bodyguard_121_twins_firmware:-:*:*:*:*:*:*:*

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