CVE-2020-1584

HIGH

Windows - Elevation of Privilege via dnsrslvr.dll Memory Handling

Title source: llm
STIX 2.1

Description

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

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