Detections
Analytics

KB5006669: Windows 10 Version 1607 and Windows Server 2016 Security Update (October 2021)

high Nessus Plugin ID 154034

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Synopsis

The remote Windows host is affected by multiple vulnerabilities.

Description

The remote Windows host is missing security update 5006669.
It is, therefore, affected by multiple vulnerabilities:

 - A denial of service (DoS) vulnerability. An attacker can exploit this issue to cause the affected component to deny system or application services. (CVE-2021-36953, CVE-2021-40463)

 - An elevation of privilege vulnerability. An attacker can exploit this to gain elevated privileges.
 (CVE-2021-26441, CVE-2021-26442, CVE-2021-40443, CVE-2021-40449, CVE-2021-40466, CVE-2021-40467, CVE-2021-40470, CVE-2021-40476, CVE-2021-40477, CVE-2021-40478, CVE-2021-40488, CVE-2021-40489, CVE-2021-41335, CVE-2021-41345, CVE-2021-41347)

 - A session spoofing vulnerability exists. An attacker can exploit this to perform actions with the privileges of another user. (CVE-2021-36970, CVE-2021-40455, CVE-2021-41361)

 - A remote code execution vulnerability. An attacker can exploit this to bypass authentication and execute unauthorized arbitrary commands. (CVE-2021-40465, CVE-2021-40469, CVE-2021-41331, CVE-2021-41340, CVE-2021-41342)

 - An information disclosure vulnerability. An attacker can exploit this to disclose potentially sensitive information. (CVE-2021-38662, CVE-2021-38663, CVE-2021-40454, CVE-2021-41332, CVE-2021-41343)

 - A security feature bypass vulnerability exists. An attacker can exploit this and bypass the security feature and perform unauthorized actions compromising the integrity of the system/application.
 (CVE-2021-40460, CVE-2021-41337, CVE-2021-41338)

Solution

Apply Security Update 5006669

Plugin Details

Severity: High

ID: 154034

File Name: smb_nt_ms21_oct_5006669.nasl

Version: 1.12

Type: local

Agent: windows

Published: 10/12/2021

Updated: 6/17/2024

Supported Sensors: Nessus

Risk Information

VPR

Risk Factor: Critical

Score: 9.2

CVSS v2

Risk Factor: High

Base Score: 7.2

Temporal Score: 6.3

Vector: CVSS2#AV:L/AC:L/Au:N/C:C/I:C/A:C

CVSS Score Source: CVE-2021-41345

CVSS v3

Risk Factor: High

Base Score: 8.8

Temporal Score: 8.4

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

Temporal Vector: CVSS:3.0/E:H/RL:O/RC:C

CVSS Score Source: CVE-2021-36970

Vulnerability Information

CPE: cpe:/o:microsoft:windows_10_1607, cpe:/o:microsoft:windows_server_2016

Required KB Items: SMB/MS_Bulletin_Checks/Possible

Exploit Available: true

Exploit Ease: Exploits are available

Patch Publication Date: 10/12/2021

Vulnerability Publication Date: 10/12/2021

CISA Known Exploited Vulnerability Due Dates: 12/1/2021

Exploitable With

Core Impact

Metasploit (Win32k NtGdiResetDC Use After Free Local Privilege Elevation)

Reference Information

CVE: CVE-2021-26441, CVE-2021-26442, CVE-2021-36953, CVE-2021-36970, CVE-2021-38662, CVE-2021-38663, CVE-2021-40443, CVE-2021-40449, CVE-2021-40454, CVE-2021-40455, CVE-2021-40460, CVE-2021-40463, CVE-2021-40465, CVE-2021-40466, CVE-2021-40467, CVE-2021-40469, CVE-2021-40470, CVE-2021-40476, CVE-2021-40477, CVE-2021-40478, CVE-2021-40488, CVE-2021-40489, CVE-2021-41331, CVE-2021-41332, CVE-2021-41335, CVE-2021-41337, CVE-2021-41338, CVE-2021-41340, CVE-2021-41342, CVE-2021-41343, CVE-2021-41345, CVE-2021-41347, CVE-2021-41361

IAVA: 2021-A-0472-S, 2021-A-0475-S

MSFT: MS21-5006669

MSKB: 5006669