CVE-2019-1132: Technical Deep-Dive (Auto Refreshed)

Generated on 2026-03-31T17:51:29.323Z. This file is automatically regenerated every 30 minutes by the CVE AI enrichment job using web sources (NVD, MITRE, CISA KEV, GitHub).

Executive Technical Summary

An elevation of privilege vulnerability exists in Windows when the Win32k component fails to properly handle objects in memory, aka 'Win32k Elevation of Privilege Vulnerability'.

• Context preserved from previous revision: An elevation of privilege vulnerability exists in Windows when the Win32k component fails to properly handle objects in memory, aka 'Win32k Elevation of Privilege Vulnerability'. Notes: Ostorlab KEV: One-command to detect most remotely known exploitable vulnerabilities. Sourced from CISA KEV, Google's Tsunami, Ostorlab's Asteroid and Bug Bounty programs.

Technical Details

• CVE: CVE-2019-1132
• KEV date added: 2022-03-15
• KEV due date: 2022-04-05
• NVD published: 2019-07-15
• NVD modified: 2025-10-29
• MITRE modified: 2025-10-21
• CVSS base score: 7.8
• CVSS vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
• CVSS exploitability score: 1.8
• CVSS impact score: 5.9
• Attack vector: Local
• Attack complexity: Low
• Privileges required: Low
• User interaction: None
• Scope: Unchanged
• Confidentiality impact: High
• Integrity impact: High
• Availability impact: High

Versions and Products Impacted

• microsoft / windows 7
• microsoft / windows server 2008
• microsoft / windows server 2008 (versions: r2)
• Microsoft / Windows (versions: 7 for 32-bit Systems Service Pack 1, 7 for x64-based Systems Service Pack 1)
• Microsoft / Windows Server (versions: 2008 R2 for x64-based Systems Service Pack 1 (Core installation), 2008 R2 for Itanium-Based Systems Service Pack 1, 2008 R2 for x64-based Systems Service Pack 1, 2008 for 32-bit Systems Service Pack 2 (Core installation), 2008 for Itanium-Based Systems Service Pack 2, 2008 for 32-bit Systems Service Pack 2, 2008 for x64-based Systems Service Pack 2, 2008 for x64-based Systems Service Pack 2 (Core installation))

Weakness Classification

• NVD-CWE-noinfo
• Elevation of Privilege
• CWE-noinfo Not enough information

Repositories for Lab Validation (Public Examples)

• No public repository matched this CVE query in the current run.

People and Organizations Mentioned

• microsoft
• Win32k

Practical Defensive Validation (Authorized Only)

1. Use only isolated environments and systems you own or are explicitly authorized to test.
2. Snapshot infrastructure before validation and preserve baseline logs (EDR, SIEM, OS, app).
3. Create low-privilege users on microsoft / windows 7 and validate that patching blocks unauthorized admin-level actions.
4. Compare token/privilege transitions in Windows Event Logs before and after remediation.
5. Tune detections for unusual group membership changes and SYSTEM-level process launches from user sessions.

References

• NVD record: https://nvd.nist.gov/vuln/detail/CVE-2019-1132
• MITRE CVE record: https://www.cve.org/CVERecord?id=CVE-2019-1132
• CISA KEV Catalog: https://www.cisa.gov/known-exploited-vulnerabilities-catalog
• CISA KEV JSON feed: https://www.cisa.gov/sites/default/files/feeds/known_exploited_vulnerabilities.json
• KEV notes: https://nvd.nist.gov/vuln/detail/CVE-2019-1132
• https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2019-1132
• https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2019-1132

This content is for defensive security training and authorized validation only.