CVE-2021-43882

moderate-risk
Published 2021-12-15

Microsoft Defender for IoT Remote Code Execution Vulnerability

Do I need to act?

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0.41% chance of exploitation
EPSS score — low exploit probability
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Not on CISA KEV list
No confirmed active exploitation reported to CISA
?
Patch status unknown
Check vendor advisories for fix availability and mitigation guidance
9
CVSS 9.0/10 Critical
ADJACENT_NETWORK / LOW complexity

Affected Products (1)

Affected Vendors

Microsoft

References (4)

Patch https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-4388...
Third Party Advisory https://www.zerodayinitiative.com/advisories/ZDI-21-1553/
Patch https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-4388...
Third Party Advisory https://www.zerodayinitiative.com/advisories/ZDI-21-1553/
34
/ 100
moderate-risk
Severity 27/34 · High
Exploitability 2/34 · Minimal
Exposure 5/34 · Minimal