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CVE-2021-1647

high · 7.8Actively exploited

On the CISA Known Exploited Vulnerabilities catalog

Apply updates per vendor instructions.

Added 2021-11-03Remediation due 2021-11-17

Microsoft Defender Remote Code Execution Vulnerability

7.8
CVSS
39.4%
EPSS (exploit prob.)
99th
EPSS percentile
2021-01-12
Published

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

Affected products

VendorProductAffected versions
microsoftwindows_defenderall versions
microsoftwindows_10_1507all versions
microsoftwindows_10_1607all versions
microsoftwindows_10_1803all versions
microsoftwindows_10_1809all versions
microsoftwindows_10_1909all versions
microsoftwindows_10_2004all versions
microsoftwindows_10_20h2all versions
microsoftwindows_7all versions
microsoftwindows_8.1all versions
microsoftwindows_rt_8.1all versions
microsoftwindows_server_1909all versions
microsoftwindows_server_2004all versions
microsoftwindows_server_2008all versions
microsoftwindows_server_2008r2
microsoftwindows_server_2012all versions
microsoftwindows_server_2012r2
microsoftwindows_server_2016all versions
microsoftwindows_server_2019all versions
microsoftwindows_server_20h2all versions
microsoftsecurity_essentialsall versions
microsoftsystem_center_endpoint_protectionall versions
microsoftsystem_center_endpoint_protection2012
microsoftsystem_center_endpoint_protection2012

Check a specific version with /api/v1/cve/match.

References

Query this programmatically:

curl https://evil-db.io/api/v1/cve/CVE-2021-1647