CVE-2018-8335

Name: CVE-2018-8335
Creator: NVD / NIST
Published: 2018-09-13T00:29:00.99+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

UnknownEPSS 9.00%

Last modified Jun 17, 2026

CVE-2018-8335 is a vulnerability of currently unknown severity. 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.. EPSS estimates a 9.00% chance of exploitation in the next 30 days.

Description

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.

Metrics

EPSS Probability

9.00%

94.6th percentile

Probability of exploitation in the next 30 days. Learn more

Affected Software

Vendor	Product	Versions
Microsoft	Windows 10	All versions
Microsoft	Windows 10	1607
Microsoft	Windows 10	1703
Microsoft	Windows 10	1709
Microsoft	Windows 10	1803
Microsoft	Windows 8.1	All versions
Microsoft	Windows Server	2012
Microsoft	Windows Server	2016

References

http://www.securityfocus.com/bid/105224Third Party Advisory, VDB Entry
http://www.securitytracker.com/id/1041634Third Party Advisory, VDB Entry
https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2018-8335Patch, Vendor Advisory
http://www.securityfocus.com/bid/105224Third Party Advisory, VDB Entry
http://www.securitytracker.com/id/1041634Third Party Advisory, VDB Entry
https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2018-8335Patch, Vendor Advisory

Timeline

Published: Sep 13, 2018
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2018-8335?

How severe is CVE-2018-8335?

Severity scoring for CVE-2018-8335 is pending analysis. The EPSS model estimates a 9.00% probability of exploitation in the next 30 days.

How do I fix CVE-2018-8335?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2018-8335?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST