Risk Letters

Exploited vulnerability

CVE-2020-17144

TLP:CLEAR

Microsoft Exchange Server Remote Code Execution Vulnerability

Microsoft Exchange Server improperly validates cmdlet arguments which allow an attacker to perform remote code execution.

Facts

  • Vendor: Microsoft
  • Product: Exchange Server
  • CVSS: 8.4
  • EPSS (probability of exploitation within 30 days): 36.5 %
  • On CISA's Known Exploited Vulnerabilities list since: 3 November 2021
  • First known exploitation: 3 November 2021
  • CISA's deadline for US federal agencies: 3 May 2022
  • Weakness: CWE-502
  • 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