Risk Letters

Exploited vulnerability

CVE-2017-0148

TLP:CLEAR

Microsoft SMBv1 Server Remote Code Execution Vulnerability

The SMBv1 server in Microsoft allows remote attackers to execute arbitrary code via crafted packets.

Facts

  • Vendor: Microsoft
  • Product: SMBv1 server
  • CVSS: 8.1
  • EPSS (probability of exploitation within 30 days): 99.4 %
  • On CISA's Known Exploited Vulnerabilities list since: 6 April 2022
  • First known exploitation: 6 April 2022
  • Used in ransomware campaigns (per CISA): Yes
  • CISA's deadline for US federal agencies: 27 April 2022
  • Weakness: CWE-20
  • First seen by Risk Letters: 6 April 2022

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