CVE-2019-0803

high
New! CVE Severity Now Using CVSS v3

The calculated severity for CVEs has been updated to use CVSS v3 by default. CVEs that do not have a CVSS v3 score will fall back CVSS v2 for calculating severity. Severity display preferences can be toggled in the settings dropdown.

Description

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 CVE ID is unique from CVE-2019-0685, CVE-2019-0859.

References

http://packetstormsecurity.com/files/153034/Microsoft-Windows-Win32k-Privilege-Escalation.html

https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2019-0803

Details

Source: MITRE

Published: 2019-04-09

Updated: 2020-08-24

Risk Information

CVSS v2

Base Score: 7.2

Vector: AV:L/AC:L/Au:N/C:C/I:C/A:C

Impact Score: 10

Exploitability Score: 3.9

Severity: HIGH

CVSS v3

Base Score: 7.8

Vector: CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Impact Score: 5.9

Exploitability Score: 1.8

Severity: HIGH

Tenable Plugins

View all (10 total)

IDNameProductFamilySeverity
123948KB4493509: Windows 10 Version 1809 and Windows Server 2019 April 2019 Security UpdateNessusWindows : Microsoft Bulletins
high
123947KB4493475: Windows 10 April 2019 Security UpdateNessusWindows : Microsoft Bulletins
high
123946KB4493474: Windows 10 Version 1703 April 2019 Security UpdateNessusWindows : Microsoft Bulletins
high
123945KB4493448: Windows 7 and Windows Server 2008 R2 April 2019 Security UpdateNessusWindows : Microsoft Bulletins
high
123944KB4493458: Windows Server 2008 April 2019 Security UpdateNessusWindows : Microsoft Bulletins
high
123943KB4493470: Windows 10 Version 1607 and Windows Server 2016 April 2019 Security UpdateNessusWindows : Microsoft Bulletins
high
123942KB4493464: Windows 10 Version 1803 and Windows Server Version 1803 April 2019 Security UpdateNessusWindows : Microsoft Bulletins
high
123941KB4493450: Windows Server 2012 April 2019 Security UpdateNessusWindows : Microsoft Bulletins
high
123940KB4493467: Windows 8.1 and Windows Server 2012 R2 April 2019 Security UpdateNessusWindows : Microsoft Bulletins
high
123939KB4493441: Windows 10 Version 1709 and Windows Server Version 1709 April 2019 Security UpdateNessusWindows : Microsoft Bulletins
high