May 24, 2022 · Applied Cybernetics Group
CVE-2017-0147 — Microsoft SMBv1 server
known ransomware use
Microsoft Windows SMBv1 Information Disclosure Vulnerability
- Added to KEV
2022-05-24- Federal due date
2022-06-14- Vendor
- Microsoft
- Product
- SMBv1 server
- EPSS
- 99.8th percentile (score 0.928, as of
2026-06-08) - NVD CVSS v3.1
- —
- Ransomware use
- Known
- Upstream
- https://nvd.nist.gov/vuln/detail/CVE-2017-0147
CISA short description
The SMBv1 server in Microsoft Windows allows remote attackers to obtain sensitive information from process memory via a crafted packet.
Required action
Apply updates per vendor instructions.