#VU56080 Arbitrary file upload in SpaceCom2 - CVE-2021-33884

Vulnerability identifier: #VU56080

Vulnerability risk: Medium

CVSSv4.0: 2.7 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:U/U:Green]

CVE-ID: CVE-2021-33884

CWE-ID: CWE-434

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
SpaceCom2
Hardware solutions / Medical equipment

Vendor: B. Braun Melsungen AG

Description

The vulnerability allows a remote attacker to compromise vulnerable system.

The vulnerability exists due to insufficient validation of file during file upload. A remote attacker can upload any files to the /tmp directory of the device through the webpage API.

Mitigation
Install updates from vendor's website.

Vulnerable software versions

SpaceCom2: before 012U000062

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External links
http://www.mcafee.com/blogs/enterprise/mcafee-enterprise-atr/mcafee-enterprise-atr-uncovers-vulnerabilities-in-globally-used-b-braun-infusion-pump/

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Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.