What is CVE-2021-42313?

CVE-2021-42313 is a critical-severity vulnerability in Microsoft Defender_for_iot, classified under SQL Injection. CVSS score: 10.0/10. Published 2021-12-15.

How severe is CVE-2021-42313?

Critical severity. CVSS v3 base score is 10.0 out of 10.

SQL Injection in Microsoft Defender_for_iot

CVE-2021-42313

Microsoft Defender for IoT Remote Code Execution Vulnerability

Vulnerability class: SQL Injection

EPSS: 0.038 (88.8th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 10.0 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H.

Affected products

Microsoft Defender_for_iot
Microsoft Defender For Iot — versions 22.0.0

Weakness classification (CWE)

CWE-89 — SQL Injection

References

secure@microsoft.com (Patch, x_refsource_MISC, Vendor Advisory)
secure@microsoft.com (VDB Entry, Third Party Advisory, x_refsource_MISC)

Frequently asked questions

What is CVE-2021-42313?: CVE-2021-42313 is a critical-severity vulnerability in Microsoft Defender_for_iot, classified under SQL Injection. CVSS score: 10.0/10. Published 2021-12-15.
How severe is CVE-2021-42313?: Critical severity. CVSS v3 base score is 10.0 out of 10.