CVE-2021-43882
CRITICALCVSS 9.8/10EPSS 2.42%
Last modified
CVE-2021-43882 is a critical-severity vulnerability rated 9.8/10 on the CVSS scale. Microsoft Defender for IoT Remote Code Execution Vulnerability. EPSS estimates a 2.42% chance of exploitation in the next 30 days.
Description
Microsoft Defender for IoT Remote Code Execution Vulnerability
Metrics
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Microsoft | Defender For Iot | < 10.5.3 |
References
- https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-43882Patch, Vendor Advisory
- https://www.zerodayinitiative.com/advisories/ZDI-21-1553/Third Party Advisory, VDB Entry
- https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-43882Patch, Vendor Advisory
- https://www.zerodayinitiative.com/advisories/ZDI-21-1553/Third Party Advisory, VDB Entry
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
What is CVE-2021-43882?
Microsoft Defender for IoT Remote Code Execution Vulnerability
How severe is CVE-2021-43882?
CVE-2021-43882 has a CVSS score of 9.8/10 (CRITICAL severity). The EPSS model estimates a 2.42% probability of exploitation in the next 30 days.
How do I fix CVE-2021-43882?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.
Are you affected by CVE-2021-43882?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST