CVE-2019-1173: high-severity vulnerability in Microsoft Windows 10 Version 1803
Windows Elevation of Privilege Vulnerability
Published · Updated
21Vexday Risk Score
No sign of exploitation. No public exploitation artifact known so far.
ssvc Trackcvss 7epss 0.7%
exploitation probability
0.7%top 47% of all CVEs
observed exploitation
nono source reports it
An elevation of privilege vulnerability exists in the way that the PsmServiceExtHost.dll handles objects in memory. An attacker who successfully exploited the vulnerability could execute code with elevated permissions.
To exploit the vulnerability, a locally authenticated attacker could run a specially crafted application.
The security update addresses the vulnerability by ensuring the PsmServiceExtHost.dll properly handles objects in memory.
CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H/E:P/RL:O/RC:C
Affected products
Microsoft · Windows 10 Version 1803Microsoft · Windows 10 Version 1809Microsoft · Windows 10 Version 1903 for 32-bit SystemsMicrosoft · Windows 10 Version 1903 for ARM64-based SystemsMicrosoft · Windows 10 Version 1903 for x64-based SystemsMicrosoft · Windows Server 2019Microsoft · Windows Server 2019 (Server Core installation)Microsoft · Windows Server, version 1803 (Server Core Installation)Microsoft · Windows Server, version 1903 (Server Core installation)Related CVEs — Microsoft Windows 10 Version 1803
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