April 6, 2022 · Applied Cybernetics Group
CVE-2017-0148 — Microsoft SMBv1 server
known ransomware use
Microsoft SMBv1 Server Remote Code Execution Vulnerability
- Added to KEV
2022-04-06- Federal due date
2022-04-27- Vendor
- Microsoft
- Product
- SMBv1 server
- EPSS
- 99.9th percentile (score 0.941, as of
2026-06-08) - NVD CVSS v3.1
- —
- Ransomware use
- Known
- Upstream
- https://nvd.nist.gov/vuln/detail/CVE-2017-0148
CISA short description
The SMBv1 server in Microsoft allows remote attackers to execute arbitrary code via crafted packets.
Required action
Apply updates per vendor instructions.