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kasperskyKaspersky LabKLA11395
HistoryJan 08, 2019 - 12:00 a.m.

KLA11395 Multiple vulnerabilities in Microsoft Exchange Server

2019-01-0800:00:00
Kaspersky Lab
threats.kaspersky.com
73

9.8 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

10 High

CVSS2

Access Vector

NETWORK

Access Complexity

LOW

Authentication

NONE

Confidentiality Impact

COMPLETE

Integrity Impact

COMPLETE

Availability Impact

COMPLETE

AV:N/AC:L/Au:N/C:C/I:C/A:C

0.156 Low

EPSS

Percentile

95.8%

Detect date:

01/08/2019

Severity:

High

Description:

Multiple serious vulnerabilities were found in Microsoft Exchange Server. Malicious users can exploit these vulnerabilities to execute arbitrary code and obtain sensitive information.

Affected products:

Microsoft Exchange Server 2019
Microsoft Exchange Server 2016 Cumulative Update 11
Microsoft Exchange Server 2016 Cumulative Update 10
Microsoft Exchange Server 2013 Cumulative Update 21
Microsoft Exchange Server 2010 Service Pack 3 Update Rollup 25

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-2019-0586
CVE-2019-0588

Impacts:

ACE

Related products:

Microsoft Exchange Server

CVE-IDS:

CVE-2019-0588

KB list:

4471389
4468742

Microsoft official advisories:

9.8 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

10 High

CVSS2

Access Vector

NETWORK

Access Complexity

LOW

Authentication

NONE

Confidentiality Impact

COMPLETE

Integrity Impact

COMPLETE

Availability Impact

COMPLETE

AV:N/AC:L/Au:N/C:C/I:C/A:C

0.156 Low

EPSS

Percentile

95.8%