Windows Search in Windows 7 SP1, Windows Server 2008 SP2 and R2 SP1, Windows 8.1 and RT 8.1, Windows Server 2012 and R2, Windows 10 Gold, 1…

published 2017-11-15 8y ago modified 2026-06-17 4mo ago also EUVD-2017-3396

cvss: 7.5; version 3.0, NVD
cisa kev: Not listed; not in CISA's catalog
epss: 7.9%; EPSS 7.9% chance of exploitation in 30 days, percentile 94%
public exploits: 0; none known

Windows Search in Windows 7 SP1, Windows Server 2008 SP2 and R2 SP1, Windows 8.1 and RT 8.1, Windows Server 2012 and R2, Windows 10 Gold, 1511, 1607, 1703 and 1709, Windows Server 2016 and Windows server, version 1709 allows an unauthenticated attacker to remotely send specially crafted messages that could cause a denial of service against the system due to improperly handing objects in memory, aka "Windows Search Denial of Service Vulnerability".

Patch / fix

links 1

portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2017-11788 advisory

Is CVE-2017-11788 in your stack? Fencer shows which of your repositories are affected as soon as an advisory lands, and opens the fix as a pull request.

Check with Fencer

Exploit prediction

7.93% chance of exploitation in the next 30 days, higher than 94% 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	5.0	AV:N/AC:L/Au:N/C:N/I:N/A:P

Affected products

Microsoft Corporation Windows search

References

portal.msrc.microsoft.com /en-US/security-guidance/advisory/CVE-2017-11788
patch, vendor-advisory
securitytracker.com /id/1039792
vdb-entry, third-party-advisory
securityfocus.com /bid/101711
vdb-entry, third-party-advisory

Sources

CVE List CVE-2017-11788
NVD CVE-2017-11788

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.