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kasperskyKaspersky LabKLA11981
HistoryOct 15, 2020 - 12:00 a.m.

KLA11981 ACE vulnerability in Microsoft Windows

2020-10-1500:00:00
Kaspersky Lab
threats.kaspersky.com
12
microsoft windows
vulnerability
remote code execution
arbitrary code execution
ace
malicious users
exploitation
cve-2020-17022
windows update

CVSS2

6.8

Attack Vector

NETWORK

Attack Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

AV:N/AC:M/Au:N/C:P/I:P/A:P

CVSS3

7.8

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

AI Score

8.2

Confidence

High

EPSS

0.18

Percentile

96.3%

A remote code execution vulnerability was found in Microsoft Windows. Malicious users can exploit this vulnerability to execute arbitrary code.

Original advisories

CVE-2020-17022

Related products

Microsoft-Windows

Microsoft-Windows-10

CVE list

CVE-2020-17022 critical

KB list

Solution

Install necessary updates from the KB section, that are listed in your Windows Update (Windows Update usually can be accessed from the Control Panel)

Impacts

  • ACE

Arbitrary code execution. Exploitation of vulnerabilities with this impact can lead to executing by abuser any code or commands at vulnerable machine or process.

Affected Products

  • Windows 10 Version 1909 for x64-based SystemsWindows 10 Version 1903 for ARM64-based SystemsWindows 10 Version 2004 for ARM64-based SystemsWindows 10 Version 1809 for x64-based SystemsWindows 10 Version 1709 for ARM64-based SystemsWindows 10 Version 1903 for 32-bit SystemsWindows 10 Version 2004 for x64-based SystemsWindows 10 Version 1909 for ARM64-based SystemsWindows 10 Version 1803 for ARM64-based SystemsWindows 10 Version 1709 for x64-based SystemsWindows 10 Version 1903 for x64-based SystemsWindows 10 Version 1709 for 32-bit SystemsWindows 10 Version 1803 for 32-bit SystemsWindows 10 Version 2004 for 32-bit SystemsWindows 10 Version 1809 for 32-bit SystemsWindows 10 Version 1803 for x64-based SystemsWindows 10 Version 1809 for ARM64-based Systems

CVSS2

6.8

Attack Vector

NETWORK

Attack Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

AV:N/AC:M/Au:N/C:P/I:P/A:P

CVSS3

7.8

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

AI Score

8.2

Confidence

High

EPSS

0.18

Percentile

96.3%