CVE-2018-8335 json
A denial of service vulnerability exists in the Microsoft Server Block Message (SMB) when an attacker sends specially crafted requests to t…
published 2018-09-13 8 y ago modified 2026-06-17 4 mo ago also EUVD-2018-19986
- cvss
- 7.5
- version 3.0, NVD
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 9.0%
- EPSS 9.0% chance of exploitation in 30 days, percentile 95%
- public exploits
- 0
- none known
Summary
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.
Patch / fix
Exploit prediction
9.00% chance of exploitation in the next 30 days, higher than 95% of all scored CVEs (FIRST EPSS, 2026-11-09).
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| NVD | 3.0 | 7.5 | CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H |
| NVD | 2.0 | 7.8 | AV:N/AC:L/Au:N/C:N/I:N/A:C |
Affected products
- Microsoft Windows Server 2012 R2
- Microsoft Windows RT 8.1
- Microsoft Windows Server 2012
- Microsoft Windows Server 2016
- Microsoft Windows 8.1
- Microsoft Windows 10
- Microsoft Windows 10 Servers
References
-
portal.msrc.microsoft.com
/en-US/security-guidance/advisory/CVE-2018-8335
patch, vendor-advisory
-
securitytracker.com
/id/1041634
vdb-entry, third-party-advisory
-
securityfocus.com
/bid/105224
vdb-entry, third-party-advisory
Sources
- CVE List CVE-2018-8335
- NVD CVE-2018-8335
Fencer Intel keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.