What is the CVSS score of CVE-2021-33886?

CVE-2021-33886 has a CVSS 3.1 base score of 8.8 (High). CVSS vector: CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H. EPSS exploitation probability: 0.8%.

Is there a public PoC exploit available for CVE-2021-33886?

Yes, a public proof-of-concept exploit is available for CVE-2021-33886. Prioritise patching immediately. EPSS: 0.8%.

Spacecom2 CVE-2021-33886

HIGH

Use of Externally-Controlled Format String (CWE-134)

2021-08-25 cve@mitre.org

Information Disclosure Spacecom2

8.8

CVSS 3.1 · NVD

Severity by source

NVD PRIMARY

8.8 HIGH

AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Attack Vector

Adjacent

Attack Complexity

Low

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

High

Lifecycle Timeline

CVE Published

Aug 25, 2021 - 12:15 nvd

HIGH 8.8

DescriptionNVD

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.

AnalysisAI

An improper sanitization of input vulnerability in B. Rated high severity (CVSS 8.8), this vulnerability is no authentication required, low attack complexity. Public exploit code available and no vendor patch available.

Technical ContextAI

This vulnerability is classified under CWE-134. 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. Affected products include: Bbraun Spacecom2. Version information: prior to 012.

RemediationAI

No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Apply vendor patches when available. Implement network segmentation and monitoring as interim mitigations.