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kasperskyKaspersky LabKLA12223
HistoryJul 13, 2021 - 12:00 a.m.

KLA12223 RCE vulnerability in Microsoft Dynamics

2021-07-1300:00:00
Kaspersky Lab
threats.kaspersky.com
18
microsoft dynamics
rce vulnerability
cve-2021-34474
remote code execution
update 17.8
update 16.14
update 18.3
arbitrary code execution

CVSS2

6.5

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

SINGLE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

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

CVSS3

8

Attack Vector

NETWORK

Attack Complexity

HIGH

Privileges Required

HIGH

User Interaction

NONE

Scope

CHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

AI Score

8.9

Confidence

High

EPSS

0.015

Percentile

87.4%

A remote code execution vulnerability was found in Microsoft Dynamics. Malicious users can exploit this vulnerability to execute arbitrary code.

Original advisories

CVE-2021-34474

Related products

Microsoft-Dynamics-365

CVE list

CVE-2021-34474 critical

KB list

5004715

5004716

5004717

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)

Impacts

  • ACE

Arbitrary code execution. Exploitation of vulnerabilities with this impact can lead to executing by abuser any code or commands at vulnerable machine or process.

Affected Products

  • Microsoft Dynamics 365 Business Central 2020 Release Wave 2 - Update 17.8Microsoft Dynamics 365 Business Central 2020 Release Wave 1 - Update 16.14Microsoft Dynamics 365 Business Central 2021 Release Wave 1 - Update 18.3

CVSS2

6.5

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

SINGLE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

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

CVSS3

8

Attack Vector

NETWORK

Attack Complexity

HIGH

Privileges Required

HIGH

User Interaction

NONE

Scope

CHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

AI Score

8.9

Confidence

High

EPSS

0.015

Percentile

87.4%