CVE-2020-16940

Windows - User Profile Service Elevation of Privilege Vulnerability

High · published October 16, 2020

CVSS v3.1
7.8
EPSS
2%
Percentile
74.9
In the wild
Unconfirmed
What it is

<p>An elevation of privilege vulnerability exists when the Windows User Profile Service (ProfSvc) improperly handles junction points. An attacker who successfully exploited this vulnerability could delete files and folders in an elevated context.</p>

<p>To exploit this vulnerability, an attacker would first have to log on to the system. An attacker could then run a specially crafted application that could exploit the vulnerability and delete files or folders of their choosing.</p>

<p>The security update addresses the vulnerability by correcting how the Windows User Profile Service handles junction points.</p>

The record
Technical detail
CVSS v3.1
7.8 · HIGH
Vector
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:P/RL:O/RC:C
CVSS v4.0
Not supplied
EPSS
0.01553 · 74.9th percentile
Published
2020-10-16T22:17Z
EPSS history
Timeline
  • 16 OCT 22:17Z
    Windows - User Profile Service Elevation of Privilege Vulnerability
    cvelistv5