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kasperskyKaspersky LabKLA11889
HistoryOct 09, 2018 - 12:00 a.m.

KLA11889 Multiple vulnerabilities in Microsoft Products (ESU)

2018-10-0900:00:00
Kaspersky Lab
threats.kaspersky.com
55

8.8 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

8.5 High

AI Score

Confidence

Low

9.3 High

CVSS2

Access Vector

NETWORK

Access Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

COMPLETE

Integrity Impact

COMPLETE

Availability Impact

COMPLETE

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

0.939 High

EPSS

Percentile

99.1%

Detect date:

10/09/2018

Severity:

Critical

Description:

Multiple vulnerabilities were found in Microsoft Products (Extended Support Update). Malicious users can exploit these vulnerabilities to gain privileges, execute arbitrary code, obtain sensitive information, bypass security restrictions.

Exploitation:

Public exploits exist for this vulnerability.

Affected products:

Windows Server 2008 for x64-based Systems Service Pack 2 (Server Core installation)
Windows Server 2019
Windows 10 for 32-bit Systems
Windows Server, version 1803 (Server Core Installation)
Microsoft Office 2016 for Mac
Microsoft Office 2019 for 64-bit editions
Windows 10 for x64-based Systems
Windows Server 2012 (Server Core installation)
Windows Server 2016 (Server Core installation)
Windows 7 for x64-based Systems Service Pack 1
Windows 8.1 for 32-bit systems
Windows Server 2008 for 32-bit Systems Service Pack 2
Windows 8.1 for x64-based systems
Windows Server 2012
Office 365 ProPlus for 64-bit Systems
Windows Server 2008 for x64-based Systems Service Pack 2
Office 365 ProPlus for 32-bit Systems
Windows Server 2016
Windows 10 Version 1709 for x64-based Systems
Windows RT 8.1
Windows Server 2008 for Itanium-Based Systems Service Pack 2
Windows 10 Version 1703 for x64-based Systems
Windows 10 Version 1809 for 32-bit Systems
Windows Server 2012 R2 (Server Core installation)
Windows Server 2008 R2 for Itanium-Based Systems Service Pack 1
Windows Server 2019 (Server Core installation)
Microsoft Office Word Viewer
Microsoft PowerPoint Viewer 2007
Windows Server 2008 R2 for x64-based Systems Service Pack 1 (Server Core installation)
Windows 10 Version 1803 for x64-based Systems
Microsoft Office 2019 for 32-bit editions
Windows Server 2008 for 32-bit Systems Service Pack 2 (Server Core installation)
Microsoft Excel Viewer 2007 Service Pack 3
Microsoft Office Compatibility Pack Service Pack 3
Windows 10 Version 1607 for 32-bit Systems
Windows 10 Version 1809 for x64-based Systems
Windows 10 Version 1607 for x64-based Systems
Windows 7 for 32-bit Systems Service Pack 1
Windows 10 Version 1709 for 32-bit Systems
Windows Server 2008 R2 for x64-based Systems Service Pack 1
Windows 10 Version 1703 for 32-bit Systems
Windows Server 2012 R2
Windows 10 Version 1803 for 32-bit 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-2018-8453
CVE-2018-8489
CVE-2018-8472
CVE-2018-8481
CVE-2018-8482
CVE-2018-8494
CVE-2018-8486
CVE-2018-8333
CVE-2018-8330
CVE-2018-8413
CVE-2018-8411
CVE-2018-8320
CVE-2018-8423
CVE-2018-8432
CVE-2018-8427

Impacts:

ACE

Related products:

Microsoft Office

CVE-IDS:

CVE-2018-83204.3Warning
CVE-2018-83337.0High
CVE-2018-84237.8Critical
CVE-2018-84327.8Critical
CVE-2018-84865.5High
CVE-2018-83305.5High
CVE-2018-84725.5High
CVE-2018-84813.1Warning
CVE-2018-84823.1Warning
CVE-2018-84137.8Critical
CVE-2018-84537.8Critical
CVE-2018-84117.8Critical
CVE-2018-84948.8Critical
CVE-2018-84275.5High
CVE-2018-84898.4Critical

KB list:

4463097
4462923
4462915
4463104

Microsoft official advisories:

References

8.8 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

8.5 High

AI Score

Confidence

Low

9.3 High

CVSS2

Access Vector

NETWORK

Access Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

COMPLETE

Integrity Impact

COMPLETE

Availability Impact

COMPLETE

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

0.939 High

EPSS

Percentile

99.1%