#VU69825 Missing Protection Mechanism for Alternate Hardware Interface in Becton, Dickinson and Company (BD) products - CVE-2022-43557

Vulnerability identifier: #VU69825

Vulnerability risk: Low

CVSSv4.0: CVSS:4.0/AV:P/AC:L/AT:P/PR:N/UI:N/VC:L/VI:L/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear

CVE-ID: CVE-2022-43557

CWE-ID: CWE-1299

Exploitation vector: Local access

Exploit availability: No public exploit available

Vulnerable software:
BD BodyGuard
CME BodyGuard 323 (2nd Edition)
CME BodyGuard 323 Color Vision (2nd Edition)
CME BodyGuard 323 Color Vision (3rd Edition)
CME BodyGuard Twins (2nd Edition)

Software vendor:
Becton, Dickinson and Company (BD)

The vulnerability allows a local attacker to compromise the target system.

The vulnerability exists due to the affected pumps allow for access through the RS-232 (serial) port interface. An attacker with physical access can disable the pump.

Cybersecurity Help is currently unaware of any official solution to address this vulnerability.

• https://ics-cert.us-cert.gov/advisories/icsma-22-335-01
• https://www.bd.com/en-us/about-bd/cybersecurity/bulletin/bd-bodyguard-pumps-rs-232-interface-vulnerability