← CVE Radar
CVE-2018-8589Microsoft Win32k Privilege Escalation Vulnerability
An elevation of privilege vulnerability exists when Windows improperly handles calls to Win32k.sys, aka "Windows Win32k Elevation of Privilege Vulnerability." This affects Windows Server 2008, Windows 7, Windows Server 2008 R2.
7.8 HIGHEPSS 3.02%⚡ Known Exploited (CISA KEV)NVD: Analyzed
Overview
Severity
| Score | Severity | Version | Vector String |
|---|---|---|---|
| 7.8 | HIGH | 3.1NVD | CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H |
| 7.2 | HIGH | 2.0NVD | AV:L/AC:L/Au:N/C:C/I:C/A:C |
CISA required action
⚡ Known exploited · remediation due Jun 13, 2022
Apply updates per vendor instructions.
Details
- CVE ID
- CVE-2018-8589
- Status
- Analyzed
- Assigner (CNA)
- microsoft
- Published
- Nov 14, 2018
- Last modified
- 2026-06-17 02:05 UTC
Affected Products
As published by the CNA in the CVE record.
MicrosoftWindows Server 20085 version ranges
- 32-bit Systems Service Pack 2
- 32-bit Systems Service Pack 2 (Server Core installation)
- Itanium-Based Systems Service Pack 2
- x64-based Systems Service Pack 2
- x64-based Systems Service Pack 2 (Server Core installation)
MicrosoftWindows 72 version ranges
- 32-bit Systems Service Pack 1
- x64-based Systems Service Pack 1
MicrosoftWindows Server 2008 R23 version ranges
- Itanium-Based Systems Service Pack 1
- x64-based Systems Service Pack 1
- x64-based Systems Service Pack 1 (Server Core installation)
References
- securityfocus.com http://www.securityfocus.com/bid/105796
- securitytracker.com http://www.securitytracker.com/id/1042140
- portal.msrc.microsoft.com https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2018-8589
- cisa.gov https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2018-8589