How severe is CVE-2021-33884?

CVE-2021-33884 has a CVSS 3.x base score of 6.5, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is low, integrity low, and availability none.

Is CVE-2021-33884 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (61st percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2021-33884?

CVE-2021-33884 affects Bbraun Spacecom2. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2021-33884?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

When was CVE-2021-33884 published?

CVE-2021-33884 was published on 2021-08-25 and last updated on 2026-06-17.

CVE-2021-33884

CVE-2021-33884 is a medium-severity vulnerability in Bbraun Spacecom2 with a CVSS 3.x base score of 6.5. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-434.

Key facts

Severity: Medium (CVSS 3.x base score 6.5)
CVSS v2: 5.0
EPSS exploit prediction: 1% (61st percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-434
Affected product: Bbraun Spacecom2
Published: 2021-08-25
Last modified: 2026-06-17

Description

An Unrestricted Upload of File with Dangerous Type vulnerability in B. Braun SpaceCom2 prior to 012U000062 allows remote attackers to upload any files to the /tmp directory of the device through the webpage API. This can result in critical files being overwritten.

Frequently asked questions

What is CVE-2021-33884?: An Unrestricted Upload of File with Dangerous Type vulnerability in B. Braun SpaceCom2 prior to 012U000062 allows remote attackers to upload any files to the /tmp directory of the device through the webpage API. This can result in critical files being overwritten.
How severe is CVE-2021-33884?: CVE-2021-33884 has a CVSS 3.x base score of 6.5, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is low, integrity low, and availability none.
Is CVE-2021-33884 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (61st percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2021-33884?: CVE-2021-33884 affects Bbraun Spacecom2. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2021-33884?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2021-33884 published?: CVE-2021-33884 was published on 2021-08-25 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:o:bbraun:spacecom2:*:*:*:*:*:*:*:*

More vulnerabilities in Bbraun Spacecom2

CVE-2021-33885 — Critical (CVSS 10.0): An Insufficient Verification of Data Authenticity vulnerability in B. Braun SpaceCom2 prior to 012U000062 allows a…
CVE-2021-33886 — High (CVSS 8.1): An improper sanitization of input vulnerability in B. Braun SpaceCom2 prior to 012U000062 allows a remote…
CVE-2021-33882 — Medium (CVSS 6.8): A Missing Authentication for Critical Function vulnerability in B. Braun SpaceCom2 prior to 012U000062 allows a remote…
CVE-2021-33883 — Medium (CVSS 5.9): A Cleartext Transmission of Sensitive Information vulnerability in B. Braun SpaceCom2 prior to 012U000062 allows a…

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Other CWE-434 (Unrestricted Upload of File with Dangerous Type) vulnerabilities

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