CVE-2020-25154 in SpaceCom
Summary
by MITRE • 04/15/2022
An open redirect vulnerability in the administrative interface of the B. Braun Melsungen AG SpaceCom device Version L81/U61 and earlier, and the Data module compactplus Versions A10 and A11 allows attackers to redirect users to malicious websites.
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Analysis
by VulDB Data Team • 04/20/2022
The vulnerability identified as CVE-2020-25154 represents a critical open redirect flaw within the administrative interface of medical devices manufactured by B. Braun Melsungen AG. This security weakness specifically affects the SpaceCom device running version L81/U61 and earlier, as well as the Data module compactplus versions A10 and A11. The issue stems from insufficient input validation and sanitization mechanisms within the device's web-based administrative portal, creating a pathway for malicious actors to manipulate redirect parameters and deceive users into visiting attacker-controlled websites.
The technical implementation of this vulnerability falls under the Common Weakness Enumeration category CWE-601, which specifically addresses open redirect vulnerabilities where applications redirect users to external domains without proper validation. The flaw manifests when the administrative interface processes user-supplied redirect URLs without adequately verifying their legitimacy or ensuring they point to trusted domains within the device's own ecosystem. Attackers can exploit this by crafting malicious URLs that appear to originate from the legitimate device interface but actually redirect to phishing sites or malware distribution points, potentially compromising the security of healthcare environments where these devices operate.
The operational impact of this vulnerability extends beyond simple web navigation manipulation and presents significant risks to healthcare organizations utilizing these medical devices. The attack surface is particularly concerning given that the affected devices are used in clinical settings where patient data security and system integrity are paramount. An attacker could leverage this vulnerability to conduct phishing campaigns targeting device administrators, potentially gaining unauthorized access to sensitive medical device configurations or stealing administrative credentials. The implications are especially severe in healthcare environments where device security directly impacts patient safety and data privacy compliance with regulations such as HIPAA and GDPR.
Mitigation strategies for this vulnerability should encompass multiple layers of defense including immediate firmware updates from B. Braun Melsungen AG, implementation of network segmentation to limit administrative access to these devices, and deployment of web application firewalls to monitor and filter redirect parameters. Organizations should also conduct thorough security assessments of their medical device networks and implement strict access controls for administrative interfaces. The ATT&CK framework's T1190 technique for exploitation of web applications through open redirect vulnerabilities should be considered when developing incident response procedures, as this attack vector often serves as a precursor to more sophisticated attacks targeting healthcare systems. Additionally, security teams should establish monitoring protocols to detect anomalous redirect patterns and ensure proper patch management processes are in place for medical device firmware updates.