CVE-2017-11781

high-risk
Published 2017-10-13

The Microsoft Server Block Message (SMB) on 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, allows a denial of service vulnerability when an attacker sends specially crafted requests to the server, aka "Windows SMB Denial of Service Vulnerability".

Do I need to act?

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21.8% chance of exploitation in next 30 days
EPSS score — higher than 78% of all CVEs
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Not on CISA KEV list
No confirmed active exploitation reported to CISA
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Patch status unknown
Check vendor advisories for fix availability and mitigation guidance
7
CVSS 7.5/10 High
NETWORK / LOW complexity

Affected Products (12)

Affected Vendors

Microsoft

References (6)

Third Party Advisory http://www.securityfocus.com/bid/101140
Third Party Advisory http://www.securitytracker.com/id/1039528
Patch https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2017-1178...
Third Party Advisory http://www.securityfocus.com/bid/101140
Third Party Advisory http://www.securitytracker.com/id/1039528
Patch https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2017-1178...
57
/ 100
high-risk
Severity 26/34 · High
Exploitability 14/34 · Moderate
Exposure 17/34 · Moderate