HOMEVULNERABILITIESCVE-2021-33886
HIGH

CVE-2021-33886

CWE-134Published: August 25, 2021· Updated: Jun 17, 2026

8.8
CVSS v3.1

Official Description

An improper sanitization of input vulnerability in B. Braun SpaceCom2 prior to 012U000062 allows a remote unauthenticated attacker to gain user-level command-line access by passing a raw external string straight through to printf statements. The attacker is required to be on the same network as the device.

NVD Source

Technical Analysis

CVE-2021-33886 requires adjacent network access, limiting remote exploitation but still posing risk in shared or local network environments.

The vulnerability requires no privileges and no user interaction, making it a prime target for automated exploitation campaigns and worm-like propagation.

A successful exploit results in complete confidentiality breach (data exposure), full integrity compromise (data manipulation), availability disruption (denial of service), with a CVSS base score of 8.8.

CVSS v3.1 Vector Breakdown

Exploitability
Attack VectorAdjacent
Attack ComplexityLow
Privileges Req.None
User InteractionNone
ScopeUnchanged
Impact
ConfidentialityHigh
IntegrityHigh
AvailabilityHigh
CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Affected Vendors & Products

bbraun3 product(s)
spacecom2infusomat large volume pump 871305uspacestation 8713142u
Source: NVD CPE · 3 total CPE entries

Exploit & PoC Resources

NO KNOWN EXPLOITNo public exploit confirmed at this time
Exploit-DB
Offensive Security exploit database
GitHub PoC Search
Community PoC repositories
Rapid7 / Metasploit
Metasploit module search
PacketStorm
Security advisories & exploits
NVD Detail
Official NIST entry
MITRE CVE
CVE Program entry
External links open in a new tab. Always verify in a controlled environment before use.

Official Patches & Advisories

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

All References (4)

→
https://www.bbraunusa.com/en.htmBroken Link
→
https://www.mcafee.com/blogs/enterprise/mcafee-enterprise-atr/mcafee-enterprise-atr-uncovers-vulnerabilities-in-globally-used-b-braun-infusion-pump/Exploit · Third Party Advisory
→
https://www.bbraunusa.com/en.htmBroken Link
→
https://www.mcafee.com/blogs/enterprise/mcafee-enterprise-atr/mcafee-enterprise-atr-uncovers-vulnerabilities-in-globally-used-b-braun-infusion-pump/Exploit · Third Party Advisory

Quick Facts

CVE IDCVE-2021-33886
CVSS Score8.8 / 10
SeverityHIGH
WeaknessCWE-134
CISA KEVNo
Affected1 vendor(s)
PublishedAug 25, 2021

Related CVEs (CWE-134)

CVE-2011-2475
10.0
CVE-2011-1568
10.0
CVE-2011-0270
10.0
CVE-2008-3116
10.0
CVE-2009-3732
10.0
CVE-2009-1210
10.0

Recommended Actions

  • →Apply vendor patches immediately
  • →Monitor CVE-2021-33886 in threat intel feeds
  • →Review IDS/IPS signatures for exploitation attempts
Data sourced from NVD (NIST), CISA KEV, and EPSS (FIRST). Analysis generated by CTIWATCH.COM. CVE data is provided under the NVD usage policy.
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