CVE-2020-1115

Windows Common Log File System Driver Elevation of Privilege Vulnerability

High · published September 11, 2020

CVSS v3.1
7.8
EPSS
1%
Percentile
65.2
In the wild
Unconfirmed
What it is

<p>An elevation of privilege vulnerability exists when the <a href="https://technet.microsoft.com/library/security/dn848375.aspx#CLFS">Windows Common Log File System (CLFS)</a> driver improperly handles objects in memory. An attacker who successfully exploited this vulnerability could run processes in an elevated context.</p>

<p>To exploit the vulnerability, an attacker would first have to log on to the system, and then run a specially crafted application to take control over the affected system.</p>

<p>The security update addresses the vulnerability by correcting how CLFS handles objects in memory.</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
0.01093 · 65.2th percentile
Published
2020-09-11T17:08Z
EPSS history
Timeline
  • 11 SEP 17:08Z
    Windows Common Log File System Driver Elevation of Privilege Vulnerability
    cvelistv5