CVE-2020-1245

Win32k Elevation of Privilege Vulnerability

High · published September 11, 2020

CVSS v3.1
7.0
EPSS
1%
Percentile
57.2
In the wild
Unconfirmed
What it is

<p>An elevation of privilege vulnerability exists in Windows when the Win32k component fails to properly handle objects in memory. An attacker who successfully exploited this vulnerability could run arbitrary code in kernel mode. An attacker could then install programs; view, change, or delete data; or create new accounts with full user rights.</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 take control of an affected system.</p>

<p>The update addresses this vulnerability by correcting how Win32k handles objects in memory.</p>

The record
Technical detail
CVSS v3.1
7.0 · HIGH
Vector
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
CVSS v4.0
Not supplied
EPSS
0.00833 · 57.2th percentile
Published
2020-09-11T17:09Z
EPSS history
Timeline
  • 11 SEP 17:09Z
    Win32k Elevation of Privilege Vulnerability
    cvelistv5