Security Updates for Microsoft Dynamics NAV (August 2021)

medium Nessus Plugin ID 152526
New! Plugin Severity Now Using CVSS v3

The calculated severity for Plugins has been updated to use CVSS v3 by default. Plugins that do not have a CVSS v3 score will fall back to CVSS v2 for calculating severity. Severity display preferences can be toggled in the settings dropdown.


The Microsoft Dynamics NAV install is missing a security update.


The Microsoft Dynamics NAV install is missing a security update. It is, therefore, affected by a Cross-site Scripting Vulnerability.

Note that Nessus has not attempted to exploit this issue but has instead relied only on the application's self-reported version number.


The solution varies for different versions of Microsoft Dynamics NAV :

- Dynamics NAV 2017: Install Cumulative Update 56 or later
- Dynamics NAV 2018: Install Cumulative Update 43 or later

See Also

Plugin Details

Severity: Medium

ID: 152526

File Name: smb_nt_ms21_aug_microsoft_dynamics_nav.nasl

Version: 1.4

Type: local

Agent: windows

Published: 8/12/2021

Updated: 8/23/2021

Dependencies: microsoft_dynamics_nav_server_win_installed.nbin

Risk Information

CVSS Score Source: CVE-2021-36946


Risk Factor: Low

Score: 3.8


Risk Factor: Low

Base Score: 3.5

Temporal Score: 2.6

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

Temporal Vector: E:U/RL:OF/RC:C


Risk Factor: Medium

Base Score: 5.4

Temporal Score: 4.7

Vector: CVSS:3.0/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N

Temporal Vector: E:U/RL:O/RC:C

Vulnerability Information

CPE: x-cpe:/a:microsoft:dynamics_nav

Required KB Items: installed_sw/Microsoft Dynamics NAV Server

Exploit Ease: No known exploits are available

Patch Publication Date: 8/10/2021

Vulnerability Publication Date: 8/10/2021

Reference Information

CVE: CVE-2021-36946

MSKB: 5005368, 5005369

MSFT: MS21-5005368, MS21-5005369

IAVA: 2021-A-0375