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kasperskyKaspersky LabKLA11155
HistoryDec 12, 2017 - 12:00 a.m.

KLA11155 Multiple vulnerabilities in Microsoft Office

2017-12-1200:00:00
Kaspersky Lab
threats.kaspersky.com
42

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

0.196 Low

EPSS

Percentile

96.2%

Detect date:

12/12/2017

Severity:

Critical

Description:

Multiple serious vulnerabilities have been found in Microsoft Office. Malicious users can exploit these vulnerabilities to execute arbitrary code, obtain sensitive information and gain privileges.

Affected products:

Microsoft Office 2010 Service Pack 2 (32-bit editions)
Microsoft Office 2010 Service Pack 2 (64-bit editions)
Microsoft Office 2013 RT Service Pack 1
Microsoft Office 2013 Service Pack 1 (32-bit editions)
Microsoft Office 2013 Service Pack 1 (64-bit editions)
Microsoft Office 2016 (32-bit edition)
Microsoft Office 2016 (64-bit edition)
Microsoft Office 2016 Click-to-Run (C2R) for 32-bit editions
Microsoft Office 2016 Click-to-Run (C2R) for 64-bit editions
Microsoft Office 2016 for Mac
Microsoft SharePoint Enterprise Server 2016
Microsoft Word 2007 Service Pack 3
Microsoft Word 2010 Service Pack 2 (32-bit editions)
Microsoft Word 2010 Service Pack 2 (64-bit editions)
Microsoft Word 2013 RT Service Pack 1
Microsoft Word 2013 Service Pack 1 (32-bit editions)
Microsoft Word 2013 Service Pack 1 (64-bit editions)
Microsoft Word 2016 (32-bit edition)
Microsoft Word 2016 (64-bit edition)

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:

ADV170021
CVE-2017-11934
CVE-2017-11935
CVE-2017-11936
CVE-2017-11939

Impacts:

ACE

Related products:

Microsoft Internet Explorer

CVE-IDS:

CVE-2017-119344.3Warning
CVE-2017-119359.3Critical
CVE-2017-119366.5High
CVE-2017-119394.0Warning

Microsoft official advisories:

KB list:

4011095
4011277
4011575
4011576
4011590
4011608
4011612
4011614
4011602
4011605
4011627
4011660
4011639
4011606

Exploitation:

Malware exists for this vulnerability. Usually such malware is classified as Exploit. More details.

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

0.196 Low

EPSS

Percentile

96.2%