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kasperskyKaspersky LabKLA11974
HistoryOct 13, 2020 - 12:00 a.m.

KLA11974 ACE vulnerabilities in Microsoft Apps

2020-10-1300:00:00
Kaspersky Lab
threats.kaspersky.com
11

7.8 High

CVSS3

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

8.3 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

0.017 Low

EPSS

Percentile

87.8%

Detect date:

10/13/2020

Severity:

Critical

Description:

ACE vulnerabilities were found in Microsoft Apps. Malicious users can exploit this vulnerability to execute arbitrary code.

Affected products:

Microsoft 365 Apps for Enterprise for 32-bit Systems
Microsoft 365 Apps for Enterprise for 64-bit Systems
3D Viewer

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-2020-17003
CVE-2020-16918

Impacts:

ACE

Related products:

Yammer Desktop App

CVE-IDS:

CVE-2020-170037.8Critical
CVE-2020-169187.8Critical

Microsoft official advisories:

7.8 High

CVSS3

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

8.3 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

0.017 Low

EPSS

Percentile

87.8%