CVE-2022-43557: The BD BodyGuard™ infusion pumps specified allow for access through the RS-232 (serial) port interface
22
Routine
MEDIUM 5.3MITIGATEMITIGATEMITIGATE
CVE-2022-43557 is a medium-severity flaw (CVSS 5.3) affecting bodyguard 999-603 firmware, bodyguard duo 999-903 firmware, bodyguard epidural 999-683 firmware. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.
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.
Why this priority
No elevated risk signals yet
No fix is published yet: follow the downgrade or mitigation steps.
Install the latest cumulative update from Windows Update
If no patch exists yet
OS downgrades are not safe. Apply the vendor mitigation from the advisory and restrict exposure.
bd bodyguard t 999-103 firmware MITIGATE
Affected: all versions
Fixed in: no fixed release known
Safe to downgrade to: no unaffected older release
Check your OS release
cat /etc/os-release; uname -r
Debian / Ubuntu
sudo apt update && sudo apt full-upgrade
RHEL / Amazon Linux / Fedora
sudo dnf upgrade --refresh
Windows
Install the latest cumulative update from Windows Update
If no patch exists yet
OS downgrades are not safe. Apply the vendor mitigation from the advisory and restrict exposure.
bd bodyguard 323 colorvision firmware MITIGATE
Affected: all versions
Fixed in: no fixed release known
Safe to downgrade to: no unaffected older release
Check your OS release
cat /etc/os-release; uname -r
Debian / Ubuntu
sudo apt update && sudo apt full-upgrade
RHEL / Amazon Linux / Fedora
sudo dnf upgrade --refresh
Windows
Install the latest cumulative update from Windows Update
If no patch exists yet
OS downgrades are not safe. Apply the vendor mitigation from the advisory and restrict exposure.
Verify at the official sourceNVD · CVE Program · Report a problem with this page Scores and fixes here are computed automatically from those and other public sources. Confirm with the vendor advisory before changing production systems.
Quick answers
How do I fix CVE-2022-43557?
bodyguard 999-603 firmware: mitigate or apply the listed mitigation; bodyguard duo 999-903 firmware: mitigate or apply the listed mitigation; bodyguard epidural 999-683 firmware: mitigate or apply the listed mitigation. Exact commands for each OS are on this page.
Is CVE-2022-43557 being exploited?
CVE-2022-43557 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.
What does CVE-2022-43557 affect?
CVE-2022-43557 affects bodyguard 999-603 firmware, bodyguard duo 999-903 firmware, bodyguard epidural 999-683 firmware. Severity is medium (CVSS 5.3). 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 e
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