CVE-2018-8335

high-risk
Published 2018-09-13

A denial of service vulnerability exists in the Microsoft Server Block Message (SMB) when an attacker sends specially crafted requests to the server, aka "Windows SMB Denial of Service Vulnerability." This affects Windows Server 2012 R2, Windows RT 8.1, Windows Server 2012, Windows Server 2016, Windows 8.1, Windows 10, Windows 10 Servers.

Do I need to act?

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17.3% chance of exploitation in next 30 days
EPSS score — higher than 83% 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/105224
Third Party Advisory http://www.securitytracker.com/id/1041634
Patch https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2018-8335
Third Party Advisory http://www.securityfocus.com/bid/105224
Third Party Advisory http://www.securitytracker.com/id/1041634
Patch https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2018-8335
56
/ 100
high-risk
Severity 26/34 · High
Exploitability 13/34 · Low
Exposure 17/34 · Moderate