Security Updates for Windows Defender (October 2022)

high Nessus Plugin ID 166769


An antimalware application installed on the remote host is affected by a privilege escalation vulnerability.


The Malware Protection Engine version of Microsoft Windows Defender installed on the remote Windows host is prior to 1.1.19700.3. It is, therefore, affected by a privilege escalation vulnerability. An authenticated attacker can exploit this to gain elevated privileges.


Microsoft has released KB4052623 to address this issue.

See Also

Plugin Details

Severity: High

ID: 166769

File Name: smb_nt_ms22_oct_win_defender.nasl

Version: 1.2

Type: local

Agent: windows

Published: 11/1/2022

Updated: 11/2/2022

Risk Information


Risk Factor: Medium

Score: 6.7


Risk Factor: Medium

Base Score: 6.2

Temporal Score: 4.6

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

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

CVSS Score Source: CVE-2022-37971


Risk Factor: High

Base Score: 7.1

Temporal Score: 6.2

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

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

Vulnerability Information

CPE: cpe:/o:microsoft:windows, cpe:/a:microsoft:windows_defender

Required KB Items: installed_sw/Windows Defender

Exploit Ease: No known exploits are available

Patch Publication Date: 10/11/2022

Vulnerability Publication Date: 10/11/2022

Reference Information

CVE: CVE-2022-37971

MSKB: 4052623

MSFT: MS22-4052623