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kasperskyKaspersky LabKLA11113
HistoryOct 10, 2017 - 12:00 a.m.

KLA11113 Multiple vulnerabilities in Microsoft Office

2017-10-1000:00:00
Kaspersky Lab
threats.kaspersky.com
187

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

8.2 High

AI Score

Confidence

High

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

0.95 High

EPSS

Percentile

99.3%

Detect date:

10/10/2017

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 perform cross-site scripting and privilege escalations Below is a complete list of vulnerabilities:

Affected products:

Word Automation Services
Microsoft Lync 2013 Service Pack 1 (32-bit)
Microsoft Lync 2013 Service Pack 1 (64-bit)
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 Office Compatibility Pack Service Pack 3
Microsoft Office Online Server 2016
Microsoft Office Web Apps Server 2010 Service Pack 2
Microsoft Office Web Apps Server 2013 Service Pack 1
Microsoft Office Word Viewer
Microsoft Outlook 2010 Service Pack 2 (32-bit editions)
Microsoft Outlook 2010 Service Pack 2 (64-bit editions)
Microsoft Outlook 2013 RT Service Pack 1
Microsoft Outlook 2013 Service Pack 1 (32-bit editions)
Microsoft Outlook 2013 Service Pack 1 (64-bit editions)
Microsoft Outlook 2016 (32-bit edition)
Microsoft Outlook 2016 (64-bit edition)
Microsoft SharePoint Enterprise Server 2013 Service Pack 1
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)
Skype for Business 2016 (32-bit)
Skype for Business 2016 (64-bit)

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:

ADV170017
CVE-2017-11776
CVE-2017-11777
CVE-2017-11774
CVE-2017-11775
CVE-2017-11786
CVE-2017-11820
CVE-2017-11826
CVE-2017-11825
CVE-2017-11775
CVE-2017-11776
CVE-2017-11777
CVE-2017-11786
CVE-2017-11820
CVE-2017-11825
CVE-2017-11826

Impacts:

ACE

Related products:

Microsoft Access

CVE-IDS:

CVE-2017-117746.8High
CVE-2017-117753.5Warning
CVE-2017-117765.0Warning
CVE-2017-117773.5Warning
CVE-2017-117869.3Critical
CVE-2017-118203.5Warning
CVE-2017-118259.3Critical
CVE-2017-118269.3Critical

Microsoft official advisories:

KB list:

3213623
3213630
3213647
3213648
3213659
4011068
4011159
4011162
4011170
4011178
4011179
4011180
4011194
4011196
4011217
4011222
4011231
4011232
4011236
3213627
4022208
4022206
4022172
4022176
4022188
4022189

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

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

8.2 High

AI Score

Confidence

High

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

0.95 High

EPSS

Percentile

99.3%