Risk Letters

Exploited vulnerability

CVE-2021-1647

TLP:CLEAR

Microsoft Defender Remote Code Execution Vulnerability

Microsoft Defender contains an unspecified vulnerability that allows for remote code execution.

Facts

  • Vendor: Microsoft
  • Product: Defender
  • CVSS: 7.8
  • EPSS (probability of exploitation within 30 days): 39.7 %
  • On CISA's Known Exploited Vulnerabilities list since: 3 November 2021
  • First known exploitation: 3 November 2021
  • CISA's deadline for US federal agencies: 17 November 2021
  • Weakness: CWE-122
  • First seen by Risk Letters: 3 November 2021

Members see which Nordic sectors the flaw hits, and what to do about it.

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Data: NVD (public domain), CISA KEV, FIRST EPSS, MITRE ATT&CK, AlienVault OTX. NVD