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kasperskyKaspersky LabKLA12071
HistoryFeb 09, 2021 - 12:00 a.m.

KLA12071 Multiple vulnerabilities in Microsoft Windows

2021-02-0900:00:00
Kaspersky Lab
threats.kaspersky.com
80

9.8 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

9 High

AI Score

Confidence

High

7.5 High

CVSS2

Access Vector

NETWORK

Access Complexity

LOW

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

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

0.386 Low

EPSS

Percentile

97.2%

JSON

Detect date:

02/09/2021

Severity:

Critical

Description:

Multiple vulnerabilities were found in Microsoft Windows. Malicious users can exploit these vulnerabilities to cause denial of service, gain privileges, execute arbitrary code, obtain sensitive information, bypass security restrictions.

Exploitation:

Public exploits exist for this vulnerability.

Affected products:

Windows 10 Version 1909 for ARM64-based Systems
Windows Server 2008 for x64-based Systems Service Pack 2 (Server Core installation)
Windows Server 2012
Windows 10 Version 1809 for x64-based Systems
Windows Server 2008 for x64-based Systems Service Pack 2
Windows 10 Version 20H2 for ARM64-based Systems
Windows Server, version 2004 (Server Core installation)
Windows 10 Version 1607 for 32-bit Systems
Windows 10 Version 1803 for 32-bit Systems
Windows Server 2008 for 32-bit Systems Service Pack 2
Windows Server 2008 R2 for x64-based Systems Service Pack 1
Windows Server 2008 for 32-bit Systems Service Pack 2 (Server Core installation)
Windows 10 Version 1909 for 32-bit Systems
Windows Server, version 20H2 (Server Core Installation)
Windows 10 Version 1803 for x64-based Systems
Windows 10 Version 2004 for 32-bit Systems
Windows 10 Version 2004 for ARM64-based Systems
Windows 7 for x64-based Systems Service Pack 1
Windows Server 2019
Windows RT 8.1
Windows 10 Version 2004 for x64-based Systems
Windows Server 2008 R2 for x64-based Systems Service Pack 1 (Server Core installation)
Windows Server, version 1909 (Server Core installation)
Windows Server 2016
Windows 10 Version 1809 for 32-bit Systems
Windows 8.1 for x64-based systems
Windows Server 2012 R2 (Server Core installation)
Windows 10 Version 1809 for ARM64-based Systems
Windows 10 Version 1803 for ARM64-based Systems
Windows Server 2016 (Server Core installation)
Windows Server 2012 R2
Windows 10 Version 1607 for x64-based Systems
Windows 7 for 32-bit Systems Service Pack 1
Windows 10 Version 20H2 for 32-bit Systems
Windows 10 for 32-bit Systems
Windows 10 Version 20H2 for x64-based Systems
Windows Server 2012 (Server Core installation)
Windows 10 for x64-based Systems
Windows Server 2019 (Server Core installation)
Windows 8.1 for 32-bit systems
Windows 10 Version 1909 for x64-based Systems
Windows Server, version 1903 (Server Core installation)
Windows 10 Version 1903 for ARM64-based Systems
Windows 10 Version 1903 for 32-bit Systems
Windows 10 Version 1903 for x64-based Systems

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)

Original advisories:

CVE-2021-24080
CVE-2021-24103
CVE-2021-24093
CVE-2021-1734
CVE-2021-25195
CVE-2021-24086
CVE-2021-1727
CVE-2021-24102
CVE-2021-24094
CVE-2021-24076
CVE-2021-24078
CVE-2021-24084
CVE-2021-24075
CVE-2021-24082
CVE-2021-1731
CVE-2021-24083
CVE-2021-24079
CVE-2021-24096
CVE-2021-1722
CVE-2021-24098
CVE-2021-24074
CVE-2021-24088
CVE-2021-24081
CVE-2021-24077
CVE-2021-1698
CVE-2021-24106
CVE-2021-1732
CVE-2021-24091
CVE-2020-17162

Impacts:

ACE

Related products:

Microsoft Windows

CVE-IDS:

CVE-2021-240806.5High
CVE-2021-241037.8Critical
CVE-2021-240938.8Critical
CVE-2021-17347.5Critical
CVE-2021-251957.8Critical
CVE-2021-240867.5Critical
CVE-2021-17277.8Critical
CVE-2021-241027.8Critical
CVE-2021-240949.8Critical
CVE-2021-240765.5High
CVE-2021-240789.8Critical
CVE-2021-240845.5High
CVE-2021-240756.8High
CVE-2021-240824.3Warning
CVE-2021-17315.5High
CVE-2021-240837.8Critical
CVE-2021-240795.5High
CVE-2021-240967.8Critical
CVE-2021-17228.1Critical
CVE-2021-240985.5High
CVE-2021-240749.8Critical
CVE-2021-240888.8Critical
CVE-2021-240817.8Critical
CVE-2021-240779.8Critical
CVE-2021-16987.8Critical
CVE-2021-241065.5High
CVE-2021-17327.8Critical
CVE-2021-240917.8Critical
CVE-2020-171628.8Critical

KB list:

4571756
4570333
4577032
4577049
4577015
4577066
4574727
4577071
4601354
4601319
4601315
4601345
4601318
4601384
4601349
4601331
5008218
5008206
5008212

Microsoft official advisories:

References

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9.8 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

9 High

AI Score

Confidence

High

7.5 High

CVSS2

Access Vector

NETWORK

Access Complexity

LOW

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

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

0.386 Low

EPSS

Percentile

97.2%

JSON
Related for KLA12071
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