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kasperskyKaspersky LabKLA11334
HistoryOct 09, 2018 - 12:00 a.m.

KLA11334 Multiple vulnerabilities in Microsoft Office

2018-10-0900:00:00
Kaspersky Lab
threats.kaspersky.com
508

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

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

0.317 Low

EPSS

Percentile

96.9%

Detect date:

10/09/2018

Severity:

High

Description:

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

Affected products:

Microsoft Office 2013 Service Pack 1 (32-bit editions)
Microsoft Excel 2013 RT Service Pack 1
Microsoft Excel 2016 (64-bit edition)
Microsoft Office 2010 Service Pack 2 (32-bit editions)
Microsoft Excel 2010 Service Pack 2 (32-bit editions)
Microsoft Office 2019 for 32-bit editions
Microsoft Office 2013 RT Service Pack 1
Microsoft Excel 2010 Service Pack 2 (64-bit editions)
Microsoft Office 2016 (64-bit edition)
Microsoft Office 2010 Service Pack 2 (64-bit editions)
Microsoft Office 2013 Service Pack 1 (64-bit editions)
Microsoft Office 2016 (32-bit edition)
Microsoft Excel 2013 Service Pack 1 (32-bit editions)
Office 365 ProPlus for 32-bit Systems
Office 365 ProPlus for 64-bit Systems
Microsoft Excel 2013 Service Pack 1 (64-bit editions)
Microsoft Office 2019 for 64-bit editions
Microsoft Excel 2016 (32-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:

CVE-2018-8488
CVE-2018-8501
CVE-2018-8427
CVE-2018-8518
CVE-2018-8432
CVE-2018-8498
CVE-2018-8480
CVE-2018-8504
CVE-2018-8502
ADV180026

Impacts:

ACE

Related products:

Microsoft Office

CVE-IDS:

CVE-2018-84329.3Critical
CVE-2018-84272.1Warning
CVE-2018-84883.5Warning
CVE-2018-85019.3Critical
CVE-2018-85183.5Warning
CVE-2018-84983.5Warning
CVE-2018-84803.5Warning
CVE-2018-85049.3Critical
CVE-2018-85029.3Critical

KB list:

4092464
4461448
4092481
4092482
4092477
4461466
4461447
4092444
4461449
4461457
4092439
4227167
4461460
4227170
4092453
4461450
4092437
4461440
4022138
4092483
4461437
4461434
4461445

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

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

0.317 Low

EPSS

Percentile

96.9%