Risk Letters

Exploited vulnerability

CVE-2023-36884

TLP:CLEAR

Microsoft Windows Search Remote Code Execution Vulnerability

Microsoft Windows Search contains an unspecified vulnerability that could allow an attacker to evade Mark of the Web (MOTW) defenses via a specially crafted malicious file, leading to remote code execution.

Facts

  • Vendor: Microsoft
  • Product: Windows
  • CVSS: 7.5
  • EPSS (probability of exploitation within 30 days): 99.4 %
  • On CISA's Known Exploited Vulnerabilities list since: 17 July 2023
  • First known exploitation: 17 July 2023
  • Used in ransomware campaigns (per CISA): Yes
  • CISA's deadline for US federal agencies: 29 August 2023
  • Weakness: CWE-362
  • First seen by Risk Letters: 17 July 2023

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

Get the full brief

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