CVE-2021-33882 : Vulnerability Insights and Analysis
Learn about CVE-2021-33882, a vulnerability in B. Braun SpaceCom2 allowing remote unauthorized reconfiguration. Understand the impact, affected systems, exploitation, and mitigation steps.
A Missing Authentication for Critical Function vulnerability in B. Braun SpaceCom2 prior to 012U000062 allows a remote attacker to reconfigure the device from an unknown source due to the lack of authentication on proprietary networking commands.
Understanding CVE-2021-33882
This CVE highlights a critical vulnerability in B. Braun SpaceCom2 that could be exploited by a remote attacker to manipulate the device without proper authentication.
What is CVE-2021-33882?
CVE-2021-33882 is a Missing Authentication for Critical Function vulnerability that affects B. Braun SpaceCom2 devices, allowing unauthorized reconfiguration.
The Impact of CVE-2021-33882
The impact of this vulnerability is rated as MEDIUM severity with a CVSS base score of 6.8. It poses a high integrity impact, with no impact on confidentiality or availability. The attack complexity is considered HIGH.
Technical Details of CVE-2021-33882
This section covers specific technical details of the CVE.
Vulnerability Description
The vulnerability arises from the absence of authentication on critical functions, enabling remote attackers to alter device configurations.
Affected Systems and Versions
B. Braun SpaceCom2 devices prior to version 012U000062 are vulnerable to this exploit.
Exploitation Mechanism
Attackers can leverage the absence of proper authentication to send unauthorized commands to reconfigure the device remotely.
Mitigation and Prevention
It is crucial to take immediate steps to mitigate the risks posed by CVE-2021-33882.
Immediate Steps to Take
- Update B. Braun SpaceCom2 devices to version 012U000062 or later to patch the vulnerability.
- Ensure the implementation of proper authentication mechanisms for critical functions on the device.
Long-Term Security Practices
- Regularly monitor for security advisories and updates from B. Braun.
- Conduct security assessments to identify and address other potential vulnerabilities.
Patching and Updates
Stay informed about patches and updates released by B. Braun for ongoing security maintenance.