CVE-2021-42313

Microsoft Defender for IoT Remote Code Execution Vulnerability

Description

Microsoft Defender for IoT Remote Code Execution Vulnerability

Category

10.0
CVSS
Severity: Critical
CVSS 3.1 •
CVSS 2.0 •
EPSS 2.76% Top 15%
Vendor Advisory microsoft.com
Affected: Microsoft Microsoft Defender for IoT
Published at:
Updated at:

References

Link Tags
https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-42313 patch vendor advisory
https://www.zerodayinitiative.com/advisories/ZDI-21-1555/ third party advisory vdb entry

Frequently Asked Questions

What is the severity of CVE-2021-42313?
CVE-2021-42313 has been scored as a critical severity vulnerability.
How to fix CVE-2021-42313?
To fix CVE-2021-42313, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2021-42313 being actively exploited in the wild?
It is possible that CVE-2021-42313 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~3% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2021-42313?
CVE-2021-42313 affects Microsoft Microsoft Defender for IoT.
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