What is CVE-2021-33882?

CVE-2021-33882 is a medium-severity vulnerability in Bbraun Infusomat Large Volume Pump 871305u, classified under Missing Authentication for Critical Function. CVSS score: 6.8/10. Published 2021-08-25.

How severe is CVE-2021-33882?

Medium severity. CVSS v3 base score is 6.8 out of 10.

Auth bypass in Bbraun Infusomat Large Volume Pump 871305u

CVE-2021-33882

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 because of lack of authentication on proprietary networking commands.

Vulnerability class: Broken Authentication

Published 2021-08-25 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 6.8 (Medium). Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:N/I:H/A:N.

EPSS exploit prediction

EPSS: 0.011 (64.3th percentile), scored 2026-09-30.

Low probability of exploitation in the next 30 days, but still tracked. 64th percentile — 64.3% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.011 · newest: 0.011 · change: 0.000

Affected products

Weakness classification (CWE)

CWE-306 — Missing Authentication for Critical Function

References

www.bbraunusa.com/en.htm (Broken Link)
www.mcafee.com/blogs/enterprise/mcafee-enterprise-atr/mcafee-enterprise-atr-unc… (Third Party Advisory)

Frequently asked questions

What is CVE-2021-33882?: CVE-2021-33882 is a medium-severity vulnerability in Bbraun Infusomat Large Volume Pump 871305u, classified under Missing Authentication for Critical Function. CVSS score: 6.8/10. Published 2021-08-25.
How severe is CVE-2021-33882?: Medium severity. CVSS v3 base score is 6.8 out of 10.