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Microsoft CVE-2017-0145: Windows SMB Remote Code Execution Vulnerability

Severity CVSS Published Added Modified
9 (AV:N/AC:M/Au:N/C:C/I:C/A:C) March 14, 2017 March 14, 2017 October 30, 2017

Available Exploits 


A remote code execution vulnerability exists in the way that the Microsoft Server Message Block 1.0 (SMBv1) server handles certain requests. An attacker who successfully exploited the vulnerability could gain the ability to execute code on the target server.To exploit the vulnerability, in most situations, an unauthenticated attacker could send a specially crafted packet to a targeted SMBv1 server.The security update addresses the vulnerability by correcting how SMBv1 handles these specially crafted requests.

This vulnerability is exploited through EternalRomance and used in the NotPetya and Bad Rabbit/BadRabbit ransomware.

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Solution Reference

Microsoft Security Update Guide