Denial of Service Vulnerability in Microsoft SMB on Windows Platforms
CVE-2017-11781

7.5HIGH

Key Information:

Vendor

Microsoft
Status
Server Block Message (smb)
Vendor
CVE Published:
13 October 2017

What is CVE-2017-11781?

The vulnerability in Microsoft Server Message Block (SMB) allows an attacker to exploit weaknesses in Windows operating systems, potentially resulting in a denial of service. By sending specially crafted requests to the affected system, an attacker could disrupt service, making systems unresponsive. This vulnerability impacts a wide range of Microsoft products, emphasizing the importance of ensuring all security updates are applied to mitigate associated risks.

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Affected Version(s)

Server Block Message (SMB) Microsoft Windows Server 2008 SP2 and R2 SP1, Windows 7 SP1, Windows 8.1, Windows Server 2012 Gold and R2, Windows RT 8.1, Windows 10 Gold, 1511, 1607, and 1703, and Windows Server 2016

References

https://portal.msrc.microsoft.com/en-US/security-guidance...
x_refsource_CONFIRM
http://www.securitytracker.com/id/1039528
vdb-entryx_refsource_SECTRACK
http://www.securityfocus.com/bid/101140
vdb-entryx_refsource_BID

EPSS Score

21% chance of being exploited in the next 30 days.

CVSS V3.1

Score:
7.5
Severity:
HIGH
Confidentiality:
None
Integrity:
None
Availability:
None
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

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