HOMEVULNERABILITIESCVE-2018-8450
HIGH

CVE-2018-8450

CWE-404Published: November 14, 2018· Updated: Jun 17, 2026

8.8
CVSS v3.1

Official Description

A remote code execution vulnerability exists when Windows Search handles objects in memory, aka "Windows Search Remote Code Execution Vulnerability." This affects Windows 7, Windows Server 2012 R2, Windows RT 8.1, Windows Server 2008, Windows Server 2012, Windows 8.1, Windows Server 2016, Windows Server 2008 R2, Windows 10, Windows 10 Servers.

NVD Source

Technical Analysis

CVE-2018-8450 can be exploited remotely over the network without requiring physical or adjacent access, significantly expanding the attack surface for threat actors.

Exploitation requires low privileges, which limits the exposure to scenarios where an attacker has already gained initial access.

A successful exploit results in complete confidentiality breach (data exposure), full integrity compromise (data manipulation), availability disruption (denial of service), with a CVSS base score of 8.8.

CVSS v3.1 Vector Breakdown

Exploitability
Attack VectorNetwork
Attack ComplexityLow
Privileges Req.Low
User InteractionNone
ScopeUnchanged
Impact
ConfidentialityHigh
IntegrityHigh
AvailabilityHigh
CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Affected Vendors & Products

Microsoft7 product(s)
windows 10windows 7windows 8.1windows rt 8.1windows server 2008windows server 2012windows server 2016
Source: NVD CPE · 14 total CPE entries

Exploit & PoC Resources

NO KNOWN EXPLOITNo public exploit confirmed at this time
Exploit-DB
Offensive Security exploit database
GitHub PoC Search
Community PoC repositories
Rapid7 / Metasploit
Metasploit module search
PacketStorm
Security advisories & exploits
NVD Detail
Official NIST entry
MITRE CVE
CVE Program entry
External links open in a new tab. Always verify in a controlled environment before use.

Official Patches & Advisories

PATCHhttps://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2018-8450
PATCHhttps://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2018-8450
ADVISORYhttp://www.securityfocus.com/bid/105797
ADVISORYhttp://www.securitytracker.com/id/1042117
ADVISORYhttp://www.securityfocus.com/bid/105797
ADVISORYhttp://www.securitytracker.com/id/1042117

All References (6)

→
http://www.securityfocus.com/bid/105797Third Party Advisory · VDB Entry
→
http://www.securitytracker.com/id/1042117Third Party Advisory · VDB Entry
→
https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2018-8450Patch · Vendor Advisory
→
http://www.securityfocus.com/bid/105797Third Party Advisory · VDB Entry
→
http://www.securitytracker.com/id/1042117Third Party Advisory · VDB Entry
→
https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2018-8450Patch · Vendor Advisory

Quick Facts

CVE IDCVE-2018-8450
CVSS Score8.8 / 10
SeverityHIGH
WeaknessCWE-404
CISA KEVNo
Affected1 vendor(s)
PublishedNov 14, 2018

Related CVEs (CWE-404)

CVE-2025-5867
9.8
CVE-2023-24444
9.8
CVE-2026-1875
8.7
CVE-2026-11317
8.7
CVE-2026-1876
8.7
CVE-2023-20042
8.6

Recommended Actions

  • →Apply vendor patches immediately
  • →Monitor CVE-2018-8450 in threat intel feeds
  • →Review IDS/IPS signatures for exploitation attempts
Data sourced from NVD (NIST), CISA KEV, and EPSS (FIRST). Analysis generated by CTIWATCH.COM. CVE data is provided under the NVD usage policy.
← All Vulnerabilities·Search for CVE-2018-8450·NVD