Risk Letters

Exploited vulnerability

CVE-2023-21674

TLP:CLEAR

Microsoft Windows Advanced Local Procedure Call (ALPC) Privilege Escalation Vulnerability

Microsoft Windows Advanced Local Procedure Call (ALPC) contains an unspecified vulnerability that allows for privilege escalation.

Facts

  • Vendor: Microsoft
  • Product: Windows
  • CVSS: 8.8
  • EPSS (probability of exploitation within 30 days): 34.2 %
  • On CISA's Known Exploited Vulnerabilities list since: 10 January 2023
  • First known exploitation: 10 January 2023
  • CISA's deadline for US federal agencies: 31 January 2023
  • Weakness: CWE-416
  • First seen by Risk Letters: 10 January 2023

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