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kasperskyKaspersky LabKLA11350
HistoryNov 13, 2018 - 12:00 a.m.

KLA11350 PE vulnerability in Microsoft Exchange Server

2018-11-1300:00:00
Kaspersky Lab
threats.kaspersky.com
560

7.4 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

HIGH

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

NONE

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

7.5 High

AI Score

Confidence

High

5.8 Medium

CVSS2

Access Vector

NETWORK

Access Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

NONE

AV:N/AC:M/Au:N/C:P/I:P/A:N

0.034 Low

EPSS

Percentile

91.3%

Detect date:

11/13/2018

Severity:

High

Description:

Incorrect requests handling vulnerability was found in Microsoft Exchange Server. Malicious users can exploit this vulnerability to gain privileges.

Affected products:

Microsoft Exchange Server 2016
Microsoft Exchange Server 2010
Microsoft Exchange Server 2013
Microsoft Exchange Server 2019

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-2018-8581

Impacts:

PE

Related products:

Microsoft Exchange Server

CVE-IDS:

CVE-2018-85815.8High

Microsoft official advisories:

Exploitation:

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

7.4 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

HIGH

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

NONE

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

7.5 High

AI Score

Confidence

High

5.8 Medium

CVSS2

Access Vector

NETWORK

Access Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

NONE

AV:N/AC:M/Au:N/C:P/I:P/A:N

0.034 Low

EPSS

Percentile

91.3%