CVE-2022-43557 : Vulnerability Insights and Analysis
Learn about CVE-2022-43557 impacting BD BodyGuard™ Pumps. Understand the vulnerability, impact, technical details, and mitigation steps to secure your infusion devices.
A vulnerability has been identified in BD BodyGuard™ Pumps that could allow threat actors to configure or disable the pump through the RS-232 interface. This CVE provides insight into the impact, technical details, and mitigation strategies related to this security issue.
Understanding CVE-2022-43557
This section delves into the specific details surrounding CVE-2022-43557 and its implications.
What is CVE-2022-43557?
The BD BodyGuard™ infusion pumps are vulnerable to exploitation through the RS-232 interface, potentially enabling threat actors to manipulate the device without stored sensitive information at risk.
The Impact of CVE-2022-43557
The vulnerability identified in the BD BodyGuard™ Pumps poses a medium-severity risk with a CVSS base score of 5.3. Threat actors with physical access and specialized knowledge can significantly impact pump operations.
Technical Details of CVE-2022-43557
This section outlines the specific technical aspects of CVE-2022-43557 for a comprehensive understanding of the security issue.
Vulnerability Description
CWE-1299 highlights the missing protection mechanism for the alternate hardware interface, enabling unauthorized configurations and potential pump disruption.
Affected Systems and Versions
The affected BD BodyGuard™ versions include BD BodyGuard™, CME BodyGuard™ 323 (2nd Edition), and others with exploitable RS-232 interfaces.
Exploitation Mechanism
Threat actors with physical access, specialized equipment, and knowledge can exploit the RS-232 interface to configure or disable the pump without compromising sensitive data.
Mitigation and Prevention
This section provides key insights into mitigating the risks associated with CVE-2022-43557 and preventing potential exploitation.
Immediate Steps to Take
BD recommends implementing physical access controls, connecting only authorized equipment, and safeguarding connected computer systems with BodyComm™ software.
Long-Term Security Practices
To enhance long-term security, ensure end-users have limited access, use approved equipment, and avoid RS-232 connections during infusions on affected pumps.
Patching and Updates
Stay informed about security bulletins, updates, and patches related to BD BodyGuard™ Pumps to address and mitigate vulnerabilities effectively.