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kasperskyKaspersky LabKLA63959
HistoryFeb 13, 2024 - 12:00 a.m.

KLA63959 PE vulnerability in Microsoft Exchange Server

2024-02-1300:00:00
Kaspersky Lab
threats.kaspersky.com
12
microsoft exchange server
elevation of privilege
cve-2024-21410
critical vulnerability

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

9.7 High

AI Score

Confidence

High

7.5 High

CVSS2

Access Vector

NETWORK

Access Complexity

LOW

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

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

0.102 Low

EPSS

Percentile

94.8%

Detect date:

02/13/2024

Severity:

Critical

Description:

An elevation of privilege vulnerability was found in Microsoft Exchange Server. Malicious users can exploit this vulnerability to gain privileges.

Exploitation:

Public exploits exist for this vulnerability.

Affected products:

Microsoft Exchange Server 2016 Cumulative Update 23
Microsoft Exchange Server 2019 Cumulative Update 14
Microsoft Exchange Server 2019 Cumulative Update 13

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-2024-21410

Impacts:

PE

Related products:

Microsoft Exchange Server

CVE-IDS:

CVE-2024-214109.8Critical

KB list:

5035606

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

9.7 High

AI Score

Confidence

High

7.5 High

CVSS2

Access Vector

NETWORK

Access Complexity

LOW

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

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

0.102 Low

EPSS

Percentile

94.8%