VulnerabilityModified

CVE-2018-0749

EXPLOIT ✓HIGH 7.8EPSS 3.21%

Does this matter?

A public exploit is published in Exploit-DB (verified) and the impact is high, while EPSS rates exploitation at 3.2%. Anyone can run this; patch or mitigate before the next change window and check exposed instances for signs of use.

Description

The Microsoft Server Message Block (SMB) Server in Windows 7 SP1, Windows 8.1 and RT 8.1, Windows Server 2008 SP2 and R2 SP1, Windows Server 2012 and R2, Windows 10 Gold, 1511, 1607, 1703 and 1709, Windows Server 2016 and Windows Server, version 1709 allows an elevation of privilege vulnerability due to the way SMB Server handles specially crafted files, aka "Windows Elevation of Privilege Vulnerability".

CVSS 3.0: 7.8 HIGHCVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
EPSS: 3.21% probability · 88th percentile
Public exploits: 1 in Exploit-DB · verified · first 11 January 2018
CISA KEV: Not listed
Affected: microsoft/windows 10 · microsoft/windows 7 · microsoft/windows 8.1 · microsoft/windows server 2008 · microsoft/windows server 2012 · microsoft/windows server 2016
Source: secure@microsoft.com

EPSS trend

EPSS moved from 4.4% on 21 September 2026 to 3.2% on 27 October 2026.

Public exploits (1)

Entries in Exploit-DB that cite this CVE. Links go to the Exploit-DB page and to the file in the public repository; nothing is hosted here. A verified tick means the Exploit-DB team confirmed the exploit works against the stated version.

EDB-ID	Title	Type	Published	Verified
EDB-43517 source ↗	Microsoft Windows SMB Server (v1/v2) - Mount Point Arbitrary Device Open Privilege Escalationwindows · Google Security Research	dos	11 January 2018	yes

References

http://www.securityfocus.com/bid/102355Third Party Advisory, VDB Entry
http://www.securitytracker.com/id/1040096Third Party Advisory, VDB Entry
https://95cnsec.com/windows-smb-cve-2018-0749-exploit.htmlBroken Link, URL Repurposed
https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2018-0749Patch, Vendor Advisory
https://www.exploit-db.com/exploits/43517/Exploit, Third Party Advisory, VDB Entry
http://www.securityfocus.com/bid/102355Third Party Advisory, VDB Entry
http://www.securitytracker.com/id/1040096Third Party Advisory, VDB Entry
https://95cnsec.com/windows-smb-cve-2018-0749-exploit.htmlBroken Link, URL Repurposed
https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2018-0749Patch, Vendor Advisory
https://www.exploit-db.com/exploits/43517/Exploit, Third Party Advisory, VDB Entry

Source: NVD record, EPSS from FIRST.org, KEV from CISA, exploits from Exploit-DB. Refreshed daily. Download this record as JSON.