KB5007186: Windows 10 Version 2004 / Windows 10 Version 20H2 / Windows 10 Version 21H1 (November 2021)

critical Nessus Plugin ID 154986

Synopsis

The remote Windows host is affected by multiple vulnerabilities.

Description

The remote Windows host is missing security update 5007186.
It is, therefore, affected by multiple vulnerabilities:

- An elevation of privilege vulnerability. An attacker can exploit this to gain elevated privileges.
(CVE-2021-36957, CVE-2021-41366, CVE-2021-41367, CVE-2021-41370, CVE-2021-41377, CVE-2021-41379, CVE-2021-42277, CVE-2021-42280, CVE-2021-42283, CVE-2021-42285, CVE-2021-42286)

- A remote code execution vulnerability. An attacker can exploit this to bypass authentication and execute unauthorized arbitrary commands. (CVE-2021-26443, CVE-2021-38666, CVE-2021-41378, CVE-2021-42275, CVE-2021-42276, CVE-2021-42279)

- An information disclosure vulnerability. An attacker can exploit this to disclose potentially sensitive information. (CVE-2021-38631, CVE-2021-38665, CVE-2021-41371)

- 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-2021-42288)

- A denial of service (DoS) vulnerability. An attacker can exploit this issue to cause the affected component to deny system or application services. (CVE-2021-41356, CVE-2021-42274, CVE-2021-42284)

Solution

Apply Cumulative Update KB5007186.

See Also

https://support.microsoft.com/en-us/help/5007186

Plugin Details

Severity: Critical

ID: 154986

File Name: smb_nt_ms21_nov_5007186.nasl

Version: 1.13

Type: local

Agent: windows

Published: 11/9/2021

Updated: 6/17/2024

Supported Sensors: Nessus

Risk Information

VPR

Risk Factor: Critical

Score: 9.0

CVSS v2

Risk Factor: High

Base Score: 7.7

Temporal Score: 6.7

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

CVSS Score Source: CVE-2021-26443

CVSS v3

Risk Factor: Critical

Base Score: 9

Temporal Score: 8.6

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

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

Vulnerability Information

CPE: cpe:/o:microsoft:windows_10_2004

Required KB Items: SMB/MS_Bulletin_Checks/Possible

Exploit Available: true

Exploit Ease: Exploits are available

Patch Publication Date: 11/9/2021

Vulnerability Publication Date: 11/9/2021

CISA Known Exploited Vulnerability Due Dates: 3/17/2022, 5/2/2022

Reference Information

CVE: CVE-2021-26443, CVE-2021-36957, CVE-2021-38631, CVE-2021-38665, CVE-2021-38666, CVE-2021-41351, CVE-2021-41356, CVE-2021-41366, CVE-2021-41367, CVE-2021-41370, CVE-2021-41371, CVE-2021-41377, CVE-2021-41378, CVE-2021-41379, CVE-2021-42274, CVE-2021-42275, CVE-2021-42276, CVE-2021-42277, CVE-2021-42278, CVE-2021-42279, CVE-2021-42280, CVE-2021-42282, CVE-2021-42283, CVE-2021-42284, CVE-2021-42285, CVE-2021-42286, CVE-2021-42287, CVE-2021-42288, CVE-2021-42291

IAVA: 2021-A-0539-S, 2021-A-0544-S, 2021-A-0545-S

MSFT: MS21-5007186

MSKB: 5007186