CVE DATABASE / CVE-2017-0146
CVE-2017-0146
Microsoft Windows SMB Remote Code Execution Vulnerability
Confirmed exploited in the wild. Added 2022-03-25.
Federal remediation due 2022-04-15.
Required action: Apply updates per vendor instructions.
Summary
The SMBv1 server in Microsoft Windows Vista SP2; Windows Server 2008 SP2 and R2 SP1; Windows 7 SP1; Windows 8.1; Windows Server 2012 Gold and R2; Windows RT 8.1; and Windows 10 Gold, 1511, and 1607; and Windows Server 2016 allows remote attackers to execute arbitrary code via crafted packets, aka "Windows SMB Remote Code Execution Vulnerability." This vulnerability is different from those described in CVE-2017-0143, CVE-2017-0144, CVE-2017-0145, and CVE-2017-0148.
CVSS 3.1 breakdown
| Base score | 8.8 (HIGH) |
| Vector | CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H |
| Attack vector | NETWORK |
| Attack complexity | LOW |
| Privileges required | LOW |
| User interaction | NONE |
| Scope | UNCHANGED |
| Confidentiality | HIGH |
| Integrity | HIGH |
| Availability | HIGH |
Affected products
Use our free CVE Lookup tool for the latest NVD record, or browse the full CISA KEV catalog.
References
- http://packetstormsecurity.com/files/154690/DOUBLEPULSAR-Payload-Execution-Neutralization.html
- http://packetstormsecurity.com/files/156196/SMB-DOUBLEPULSAR-Remote-Code-Execution.html
- http://www.securityfocus.com/bid/96707
- http://www.securitytracker.com/id/1037991
- https://cert-portal.siemens.com/productcert/pdf/ssa-701903.pdf
- https://cert-portal.siemens.com/productcert/pdf/ssa-966341.pdf
- https://ics-cert.us-cert.gov/advisories/ICSMA-18-058-02
- https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2017-0146
- https://www.exploit-db.com/exploits/41891/
- https://www.exploit-db.com/exploits/41987/
- https://www.exploit-db.com/exploits/43970/
- https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2017-0146
Data: NIST NVD + CISA KEV. NVD last modified 2026-04-22. Always verify against the vendor advisory before acting.