8.4

CVE-2018-8639

Warnung

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." This affects Windows 7, Windows Server 2012 R2, Windows RT 8.1, Windows Server 2008, Windows Server 2019, Windows Server 2012, Windows 8.1, Windows Server 2016, Windows Server 2008 R2, Windows 10, Windows 10 Servers. This CVE ID is unique from CVE-2018-8641.

Daten sind bereitgestellt durch National Vulnerability Database (NVD)
Microsoft ≫ Windows 10 1507 Version-
Microsoft ≫ Windows 10 1607 Version-
Microsoft ≫ Windows 10 1703 Version-
Microsoft ≫ Windows 10 1709 Version-
Microsoft ≫ Windows 10 1803 Version-
Microsoft ≫ Windows 10 1809 Version-
Microsoft ≫ Windows 7 Version- Updatesp1
Microsoft ≫ Windows 8.1 Version- SwEditionpro_n
Microsoft ≫ Windows Rt 8.1 Version-
Microsoft ≫ Windows Server 2008 Version- Updatesp2
Microsoft ≫ Windows Server 2008 Versionr2 HwPlatformitanium
Microsoft ≫ Windows Server 2008 Versionr2 HwPlatformx64
Microsoft ≫ Windows Server 2008 Versionr2 Updatesp1

03.03.2025: CISA Known Exploited Vulnerabilities (KEV) Catalog

Microsoft Windows Win32k Improper Resource Shutdown or Release Vulnerability

Schwachstelle

Microsoft Windows Win32k contains an improper resource shutdown or release vulnerability that allows for local, authenticated privilege escalation. An attacker who successfully exploited this vulnerability could run arbitrary code in kernel mode.

Beschreibung

Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.

Erforderliche Maßnahmen
EPSS Metriken
Typ Quelle Score Percentile
EPSS FIRST.org 28.08% 0.963
CVSS Metriken
Quelle Base Score Exploit Score Impact Score Vector String
nvd@nist.gov 7.8 1.8 5.9
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
nvd@nist.gov 7.2 3.9 10
AV:L/AC:L/Au:N/C:C/I:C/A:C
134c704f-9b21-4f2e-91b3-4a467353bcc0 8.4 2.5 5.9
CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
CWE-404 Improper Resource Shutdown or Release

The product does not release or incorrectly releases a resource before it is made available for re-use.

http://www.securityfocus.com/bid/106093
Third Party Advisory
Broken Link
VDB Entry