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kasperskyKaspersky LabKLA11386
HistoryDec 11, 2018 - 12:00 a.m.

KLA11386 Multiple vulnerabilities in Microsoft Office

2018-12-1100:00:00
Kaspersky Lab
threats.kaspersky.com
66

8.8 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

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

0.024 Low

EPSS

Percentile

89.7%

Detect date:

12/11/2018

Severity:

High

Description:

Multiple vulnerabilities were found in Microsoft Office. Malicious users can exploit these vulnerabilities to execute arbitrary code, gain privileges, obtain sensitive information, spoof user interface.

Affected products:

Microsoft Excel 2016 (32-bit edition)
Microsoft Excel 2016 (64-bit edition)
Office 365 ProPlus for 32-bit Systems
Microsoft Office 2010 Service Pack 2 (64-bit editions)
Microsoft Office Compatibility Pack Service Pack 3
Microsoft Office 2019 for 64-bit editions
Microsoft Excel 2013 Service Pack 1 (64-bit editions)
Microsoft Office 2010 Service Pack 2 (32-bit editions)
Microsoft Excel 2013 Service Pack 1 (32-bit editions)
Microsoft Office 2019 for Mac
Microsoft Excel 2010 Service Pack 2 (64-bit editions)
Microsoft Excel 2010 Service Pack 2 (32-bit editions)
Microsoft Office 2016 for Mac
Microsoft Office 2019 for 32-bit editions
Office 365 ProPlus for 64-bit Systems
Microsoft Excel 2013 RT Service Pack 1
Microsoft SharePoint Enterprise Server 2013 Service Pack 1
Microsoft SharePoint Enterprise Server 2016
Microsoft SharePoint Server 2010 Service Pack 2
Microsoft SharePoint Foundation 2010 Service Pack 2
Microsoft Outlook 2010 Service Pack 2 (64-bit editions)
Microsoft Outlook 2016 (64-bit edition)
Microsoft Outlook 2013 Service Pack 1 (64-bit editions)
Microsoft Outlook 2010 Service Pack 2 (32-bit editions)
Microsoft Outlook 2016 (32-bit edition)
Microsoft Outlook 2013 RT Service Pack 1
Microsoft Outlook 2013 Service Pack 1 (32-bit editions)
Microsoft PowerPoint 2013 Service Pack 1 (32-bit editions)
Microsoft PowerPoint 2016 (32-bit edition)
Microsoft Office Web Apps 2013 Service Pack 1
Office Online Server
Microsoft PowerPoint Viewer
Microsoft Office Web Apps 2010 Service Pack 2
Microsoft SharePoint Server 2013 Service Pack 1
Microsoft PowerPoint 2016 (64-bit edition)
Microsoft PowerPoint 2010 Service Pack 2 (32-bit editions)
Microsoft SharePoint Server 2019
Microsoft PowerPoint 2013 Service Pack 1 (64-bit editions)
Microsoft PowerPoint 2013 RT Service Pack 1
Microsoft PowerPoint 2010 Service Pack 2 (64-bit editions)
Excel Services
Microsoft Excel Viewer 2007 Service Pack 3

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-2018-8597
CVE-2018-8635
CVE-2018-8598
CVE-2018-8636
CVE-2018-8580
CVE-2018-8587
CVE-2018-8628
CVE-2018-8650
CVE-2018-8627

Impacts:

ACE

Related products:

Microsoft Office

CVE-IDS:

CVE-2018-85979.3Critical
CVE-2018-86356.5High
CVE-2018-85982.6Warning
CVE-2018-86369.3Critical
CVE-2018-85804.3Warning
CVE-2018-85879.3Critical
CVE-2018-86289.3Critical
CVE-2018-86503.5Warning
CVE-2018-86274.3Warning

KB list:

4011680
4461577
4461542
4461559
4461570
4461565
4461558
4461541
4461465
4461549
4461580
4461556
4461544
4461576
4461521
4011027
4461481
4461548
2597975
4461532
4011207
2965312
4092472
4461551
4461569
4461566

Microsoft official advisories:

Exploitation:

Public exploits exist for this vulnerability.

References

8.8 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

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

0.024 Low

EPSS

Percentile

89.7%