OnlyFm252
Microsoft Windows Search Component

CVE-2023-36884 — Windows Search Remote Code Execution Vulnerability

Important CVSS 7.5 EPSS 0.99083 ⚠️ Exploited in the wild 📢 Publicly disclosed 2023-07 archive

Executive Summary

None

Overview

7.5
CVSS HIGH
Important
MS Severity
Exploited
MS Exploit Status
Exploitation Detected
MS Exploit Likelihood
Category Remote Code Execution
Released Jul 11 2023
Last Updated Jul 11 2023
Publicly Disclosed Yes
CISA KEV Not Listed
Known Exploits None Known
EPSS Score 0.99083 — 0.99926 percentile
NVD CVSS 7.5 HIGH — matches MSRC

CVSS Vector

CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H/E:F/RL:O/RC:C
ATTACK VECTOR
Network
ATTACK COMPLEXITY
High
PRIVILEGES REQUIRED
None
USER INTERACTION
Required
SCOPE
Unchanged
CONFIDENTIALITY
High
INTEGRITY
High
AVAILABILITY
High
EXPLOIT CODE MATURITY
Functional
REMEDIATION LEVEL
Official Fix
REPORT CONFIDENCE
Confirmed
Temporal Score: 7.0

EPSS Score

0.99083
probability of exploitation in the next 30 days
0.99926 percentile - updated 2026-06-21
View on FIRST.org

Affected Products

21 affected products
Product KB Article Severity Impact Restart Required
Windows 10 for 32-bit Systems 5029259 (Security Update) Important Remote Code Execution Yes
Windows 10 for x64-based Systems 5029259 (Security Update) Important Remote Code Execution Yes
Windows 10 Version 1607 for 32-bit Systems 5029242 (Security Update) Important Remote Code Execution Yes
Windows 10 Version 1607 for x64-based Systems 5029242 (Security Update) Important Remote Code Execution Yes
Windows 10 Version 1809 for 32-bit Systems 5029247 (Security Update) Important Remote Code Execution Yes
Windows 10 Version 1809 for ARM64-based Systems 5029247 (Security Update) Important Remote Code Execution Yes
Windows 10 Version 1809 for x64-based Systems 5029247 (Security Update) Important Remote Code Execution Yes
Windows 10 Version 21H2 for 32-bit Systems 5029244 (Security Update) Important Remote Code Execution Yes
Windows 10 Version 21H2 for ARM64-based Systems 5029244 (Security Update) Important Remote Code Execution Yes
Windows 10 Version 21H2 for x64-based Systems 5029244 (Security Update) Important Remote Code Execution Yes
Windows 10 Version 22H2 for 32-bit Systems 5029244 (Security Update) Important Remote Code Execution Yes
Windows 10 Version 22H2 for ARM64-based Systems 5029244 (Security Update) Important Remote Code Execution Yes
Windows 10 Version 22H2 for x64-based Systems 5029244 (Security Update) Important Remote Code Execution Yes
Windows 11 version 21H2 for ARM64-based Systems 5029253 (Security Update) Important Remote Code Execution Yes
Windows 11 version 21H2 for x64-based Systems 5029253 (Security Update) Important Remote Code Execution Yes
Windows 11 Version 22H2 for ARM64-based Systems 5029263 (Security Update) Important Remote Code Execution Yes
Windows 11 Version 22H2 for x64-based Systems 5029263 (Security Update) Important Remote Code Execution Yes
Windows Server 2008 for 32-bit Systems Service Pack 2 5029318 (Monthly Rollup) 5029301 (Security Only) Important Remote Code Execution 5028222 Base: 7.5 Temporal: 7.0 Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H/E:F/RL:O/RC:C 6.0.6003.22216 Yes 5029318 5029301 Windows Server 2008 for 32-bit Systems Service Pack 2 (Server Core installation) 5029318 (Monthly Rollup) 5029301 (Security Only) Important Remote Code Execution 5028222 Base: 7.5 Temporal: 7.0 Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H/E:F/RL:O/RC:C 6.0.6003.22216 Yes 5029318 5029301 Windows Server 2008 for x64-based Systems Service Pack 2 5029318 (Monthly Rollup) 5029301 (Security Only) Important Remote Code Execution 5028222 Base: 7.5 Temporal: 7.0 Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H/E:F/RL:O/RC:C 6.0.6003.22216 Yes 5029318 5029301 Windows Server 2008 for x64-based Systems Service Pack 2 (Server Core installation) 5029318 (Monthly Rollup) 5029301 (Security Only) Important Remote Code Execution 5028222 Base: 7.5 Temporal: 7.0 Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H/E:F/RL:O/RC:C 6.0.6003.22216 Yes 5029318 5029301 Windows Server 2008 R2 for x64-based Systems Service Pack 1 5029296 (Monthly Rollup) 5029307 (Security Only) Important Remote Code Execution 5028240 Base: 7.5 Temporal: 7.0 Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H/E:F/RL:O/RC:C 6.1.7601.26664 Yes 5029296 5029307 Windows Server 2008 R2 for x64-based Systems Service Pack 1 (Server Core installation) 5029296 (Monthly Rollup) 5029307 (Security Only) Important Remote Code Execution 5028240 Base: 7.5 Temporal: 7.0 Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H/E:F/RL:O/RC:C 6.1.7601.26664 Yes 5029296 5029307 Windows Server 2012 5029295 (Monthly Rollup) 5029308 (Security Only) Important Remote Code Execution 5028232 Base: 7.5 Temporal: 7.0 Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H/E:F/RL:O/RC:C 6.2.9200.24414 Yes None Windows Server 2012 (Server Core installation) 5029295 (Monthly Rollup) 5029308 (Security Only) Important Remote Code Execution 5028232 Base: 7.5 Temporal: 7.0 Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H/E:F/RL:O/RC:C 6.2.9200.24414 Yes None Windows Server 2012 R2 5029312 (Monthly Rollup) 5029304 (Security Only) Important Remote Code Execution 5028228 Base: 7.5 Temporal: 7.0 Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H/E:F/RL:O/RC:C 6.3.9600.21503 Yes None Windows Server 2012 R2 (Server Core installation) 5029312 (Monthly Rollup) 5029304 (Security Only) Important Remote Code Execution 5028228 Base: 7.5 Temporal: 7.0 Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H/E:F/RL:O/RC:C 6.3.9600.21503 Yes None Windows Server 2016 5029242 (Security Update) Important Remote Code Execution Yes
Windows Server 2016 (Server Core installation) 5029242 (Security Update) Important Remote Code Execution Yes
Windows Server 2019 5029247 (Security Update) Important Remote Code Execution Yes
Windows Server 2019 (Server Core installation) 5029247 (Security Update) Important Remote Code Execution Yes

Patches

6 patches
Article Type Restart
5029259 Security Update Yes
5029242 Security Update Yes
5029247 Security Update Yes
5029244 Security Update Yes
5029253 Security Update Yes
5029263 Security Update Yes

Known Exploits

Acknowledgments

Microsoft Office Product Group Security Team, Tom Lancaster, Paul Rascagneres, Vlad Stolyarov, Clement Lecigne and Bahare Sabouri of Google’s Threat Analysis Group (TAG), Microsoft Threat Intelligence

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