---
cve: "CVE-2018-8589"
severity: "HIGH"
cvss: 7.8
epss: "3%"
vendor: "Microsoft"
kev: true
exploited: true
published: "2018-11-14 01:29:02"
tags: [cve, security, high]
source: tsecurity.de CVE-Dossier
exported: "2026-09-22T00:38:17+02:00"
---

# CVE-2018-8589

> 7.8 HIGH · ⚠️ CISA KEV (1583 Tage) · 🔓 Exploited

## Beschreibung

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.

## CVSS-Vektor

```
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
```

| Metrik | Wert | Bewertung |
|---|---|---|
| AV Angriffsvektor | Lokal | good |
| AC Komplexität | Gering | bad |
| PR Privilegien | Gering | warn |
| UI Interaktion | Keine | bad |
| S Scope | Unverändert | good |
| C Vertraulichkeit | Hoch | bad |
| I Integrität | Hoch | bad |
| A Verfügbarkeit | Hoch | bad |

## Referenzen

- <http://www.securityfocus.com/bid/105796>
- <http://www.securitytracker.com/id/1042140>
- <https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2018-8589>
- <https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2018-8589>

---
_Exportiert aus dem [tsecurity.de CVE-Dossier](https://tsecurity.de/cve?cve=CVE-2018-8589) · Datenquellen: EUVD (ENISA), NVD, OSV, CISA KEV, FIRST EPSS, Exploit-DB, BSI BITS_