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kasperskyKaspersky LabKLA11975
HistoryOct 13, 2020 - 12:00 a.m.

KLA11975 OSI vulnerability in Microsoft Exchange Server

2020-10-1300:00:00
Kaspersky Lab
threats.kaspersky.com
15

7.1 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

CHANGED

Confidentiality Impact

LOW

Integrity Impact

LOW

Availability Impact

LOW

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

6.7 Medium

AI Score

Confidence

High

4.3 Medium

CVSS2

Access Vector

NETWORK

Access Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

NONE

Availability Impact

NONE

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

0.001 Low

EPSS

Percentile

42.8%

JSON

Detect date:

10/13/2020

Severity:

High

Description:

An information disclosure vulnerability was found in Microsoft Exchange Server. Malicious users can exploit this vulnerability to obtain sensitive information.

Affected products:

Microsoft Exchange Server 2016 Cumulative Update 18
Microsoft Exchange Server 2016 Cumulative Update 17
Microsoft Exchange Server 2019 Cumulative Update 7
Microsoft Exchange Server 2019 Cumulative Update 6
Microsoft Exchange Server 2013 Cumulative Update 23

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-2020-16969

Impacts:

OSI

Related products:

Microsoft Exchange Server

CVE-IDS:

CVE-2020-169697.1High

KB list:

4581424

Microsoft official advisories:

Related

prion 1
cve 1
mscve 5
nessus 1
mskb 1
prion
prion
Information disclosure
2020-10-16 23:15:00
cve
cve
CVE-2020-16969
2020-10-16 23:15:00
mscve
mscve
Microsoft Exchange Information Disclosure Vulnerability
2020-10-13 07:00:00
Microsoft Exchange Server Remote Code Execution Vulnerability
2021-03-02 08:00:00
Microsoft Exchange Server Remote Code Execution Vulnerability
2021-03-02 08:00:00
nessus
nessus
Security Updates for Exchange (October 2020)
2020-10-16 00:00:00
mskb
mskb
Description of the security update for Microsoft Exchange Server 2019, 2016, and 2013: October 13, 2020
2020-10-13 07:00:00

7.1 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

CHANGED

Confidentiality Impact

LOW

Integrity Impact

LOW

Availability Impact

LOW

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

6.7 Medium

AI Score

Confidence

High

4.3 Medium

CVSS2

Access Vector

NETWORK

Access Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

NONE

Availability Impact

NONE

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

0.001 Low

EPSS

Percentile

42.8%

JSON
Related for KLA11975
prion1cve1mscve5nessus1mskb1