Windows Mobile Device Management
CVE-2021-24084 — Windows Mobile Device Management Information Disclosure Vulnerability
Executive Summary
None
Overview
5.5
CVSS MEDIUM
Important
MS Severity
Not Exploited
MS Exploit Status
Less Likely
MS Exploit Likelihood
CVSS Vector
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N/E:U/RL:O/RC:C
ATTACK VECTOR
Local
ATTACK COMPLEXITY
Low
PRIVILEGES REQUIRED
Low
USER INTERACTION
None
SCOPE
Unchanged
CONFIDENTIALITY
High
INTEGRITY
None
AVAILABILITY
None
EXPLOIT CODE MATURITY
Unproven
REMEDIATION LEVEL
Official Fix
REPORT CONFIDENCE
Confirmed
Temporal Score: 4.8
EPSS Score
0.02768
probability of exploitation in the next 30 days
0.85016 percentile - updated 2026-08-14
View on FIRST.org
Affected Products
16 affected products
| Product | KB Article | Severity | Impact | Restart Required |
|---|---|---|---|---|
| Windows 10 Version 1809 for 32-bit Systems | 5008218 (Security Update) |
Important | Information Disclosure | Yes |
| Windows 10 Version 1809 for ARM64-based Systems | 5008218 (Security Update) |
Important | Information Disclosure | Yes |
| Windows 10 Version 1809 for x64-based Systems | 5008218 (Security Update) |
Important | Information Disclosure | Yes |
| Windows 10 Version 1909 for 32-bit Systems | 5008206 (Security Update) |
Important | Information Disclosure | Yes |
| Windows 10 Version 1909 for ARM64-based Systems | 5008206 (Security Update) |
Important | Information Disclosure | Yes |
| Windows 10 Version 1909 for x64-based Systems | 5008206 (Security Update) |
Important | Information Disclosure | Yes |
| Windows 10 Version 2004 for 32-bit Systems | 5008212 (Security Update) |
Important | Information Disclosure | Yes |
| Windows 10 Version 2004 for ARM64-based Systems | 5008212 (Security Update) |
Important | Information Disclosure | Yes |
| Windows 10 Version 2004 for x64-based Systems | 5008212 (Security Update) |
Important | Information Disclosure | Yes |
| Windows 10 Version 20H2 for 32-bit Systems | 5008212 (Security Update) |
Important | Information Disclosure | Yes |
| Windows 10 Version 20H2 for ARM64-based Systems | 5008212 (Security Update) |
Important | Information Disclosure | Yes |
| Windows Server 2019 | 5008218 (Security Update) |
Important | Information Disclosure | Yes |
| Windows Server 2019 (Server Core installation) | 5008218 (Security Update) |
Important | Information Disclosure | Yes |
| Windows Server, version 1909 (Server Core installation) | 4601315 (Security Update) |
Important | Information Disclosure | Yes |
| Windows Server, version 2004 (Server Core installation) | 5008212 (Security Update) |
Important | Information Disclosure | Yes |
| Windows Server, version 20H2 (Server Core Installation) | 5008212 (Security Update) |
Important | Information Disclosure | Yes |
Patches
4 patches
| Article | Type | Restart |
|---|---|---|
5008218 |
Security Update | Yes |
5008206 |
Security Update | Yes |
5008212 |
Security Update | Yes |
4601315 |
Security Update | Yes |
Exploits & PoC
2 public PoCsUnverified third-party code
Public proof-of-concept repositories aggregated from PoC-in-GitHub. They are not reviewed and may be incomplete, non-functional, or malicious — inspect the code before running anything.
| Repository | Stars | Published | Description |
|---|---|---|---|
| exploitblizzard/WindowsMDM-LPE-0Day | 52 | 2021-11-28 | CVE-2021-24084 Windows Local Privilege Escalation Left officially unpatched since 2020. Hence, its still a zero day |
| Jeromeyoung/CVE-2021-24084 | 1 | 2021-11-27 | Windows MDM LPE |
Detection Rules
No public Sigma or Nuclei detection rule has been mapped to this CVE yet. Coverage is concentrated on exploited / high-profile vulnerabilities; check SigmaHQ for updates.
Acknowledgments
Abdelhamid Naceri (halov) working with Trend Micro Zero Day Initiative
References
On This Page