CVE-2022-43557 BD BodyGuard™ Pumps – RS-232 Interface Vulnerability
Attackers with physical access can configure or disable BD BodyGuard infusion pumps via the RS-232 interface due to missing authorization checks.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Local or same network only
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2022-43557?
CVE-2022-43557 is a medium-severity missing authorization vulnerability in Becton, Dickinson and Company (BD) BodyGuard™ Pump, published on 5 Dec 2022. It can only be exploited from the same machine or local network, with no action from the victim.
Official 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.
Which versions are affected by CVE-2022-43557?
It affects 7 products.
Products include Bd Bodyguard 121 Twins Firmware, Bd Bodyguard 323 Colorvision Firmware, Bd Bodyguard 999-603 Firmware, Bd Bodyguard Duo 999-903 Firmware, Bd Bodyguard Epidural 999-683 Firmware, Bd Bodyguard Pain Manager 999-803 Firmware and 1 more.
How do I fix CVE-2022-43557?
No fix has been published for CVE-2022-43557 yet. Limit exposure of the affected software until one is available.
Upgrade, and check permissions on every request on the server, not only in the interface. More about Missing authorization.
Is CVE-2022-43557 being exploited?
There is no known exploitation of CVE-2022-43557 in the wild and no public exploit code.
Sources
Also known as GHSA-42mr-mfcr-7jqh.