CVE-2020-1584
HIGHWindows - Elevation of Privilege via dnsrslvr.dll Memory Handling
Title source: llmDescription
An elevation of privilege vulnerability exists in the way that the dnsrslvr.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 dnsrslvr.dll properly handles objects in memory.
References (1)
Core 1
Core References
Patch, Vendor Advisory x_refsource_misc
https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2020-1584
Scores
CVSS v3
7.8
EPSS
0.0090
EPSS Percentile
56.0%
Attack Vector
LOCAL
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Details
Status
published
Products (19)
microsoft/windows_10
microsoft/windows_10
1607
microsoft/windows_10
1709
microsoft/windows_10
1803
microsoft/windows_10
1809
microsoft/windows_10
1903
microsoft/windows_10
1909
microsoft/windows_10
2004
microsoft/windows_7
microsoft/windows_8.1
... and 9 more
Published
Aug 17, 2020
Tracked Since
Feb 18, 2026