Detections
Analytics

KB5005615: Windows 7 and Windows Server 2008 R2 September 2021 Security Update

high Nessus Plugin ID 153379

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Synopsis

The remote Windows host is affected by multiple vulnerabilities.

Description

The remote Windows host is missing security update 5005615 or cumulative update 5005633. It is, therefore, affected by multiple vulnerabilities :

 - An elevation of privilege vulnerability. An attacker can exploit this to gain elevated privileges.
 (CVE-2021-36955, CVE-2021-36963, CVE-2021-36964, CVE-2021-36968, CVE-2021-38628, CVE-2021-38630, CVE-2021-38633, CVE-2021-38638, CVE-2021-38639, CVE-2021-38667, CVE-2021-38671, CVE-2021-40447)

 - An information disclosure vulnerability. An attacker can exploit this to disclose potentially sensitive information. (CVE-2021-36960, CVE-2021-36962, CVE-2021-36969, CVE-2021-38629, CVE-2021-38635, CVE-2021-38636)

 - An memory corruption vulnerability exists. An attacker can exploit this to corrupt the memory and cause unexpected behaviors within the system/application.
 (CVE-2021-26435)

 - A remote code execution vulnerability. An attacker can exploit this to bypass authentication and execute unauthorized arbitrary commands. (CVE-2021-36965, CVE-2021-36958)

 - A denial of service (DoS) vulnerability. An attacker can exploit this issue to cause the affected component to deny system or application services. (CVE-2021-36961)

 - A session spoofing vulnerability exists. An attacker can exploit this to perform actions with the privileges of another user. (CVE-2021-36959)

Solution

Apply Security Only update KB5005615 or Cumulative Update KB5005633.

See Also

http://www.nessus.org/u?deeac612

http://www.nessus.org/u?c1c2d7a2

Plugin Details

Severity: High

ID: 153379

File Name: smb_nt_ms21_sep_5005633.nasl

Version: 1.9

Type: local

Agent: windows

Published: 9/14/2021

Updated: 12/29/2023

Supported Sensors: Frictionless Assessment Agent, Frictionless Assessment AWS, Frictionless Assessment Azure, Nessus

Risk Information

VPR

Risk Factor: High

Score: 8.9

CVSS v2

Risk Factor: High

Base Score: 9.3

Temporal Score: 8.1

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

CVSS Score Source: CVE-2021-36958

CVSS v3

Risk Factor: High

Base Score: 8.8

Temporal Score: 8.4

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

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

CVSS Score Source: CVE-2021-36965

Vulnerability Information

CPE: cpe:/o:microsoft:windows

Required KB Items: SMB/MS_Bulletin_Checks/Possible

Exploit Available: true

Exploit Ease: Exploits are available

Patch Publication Date: 9/14/2021

Vulnerability Publication Date: 9/14/2021

CISA Known Exploited Vulnerability Due Dates: 11/17/2021

Exploitable With

Core Impact

Reference Information

CVE: CVE-2021-26435, CVE-2021-36955, CVE-2021-36958, CVE-2021-36959, CVE-2021-36960, CVE-2021-36961, CVE-2021-36962, CVE-2021-36963, CVE-2021-36964, CVE-2021-36965, CVE-2021-36968, CVE-2021-36969, CVE-2021-38628, CVE-2021-38629, CVE-2021-38630, CVE-2021-38633, CVE-2021-38635, CVE-2021-38636, CVE-2021-38638, CVE-2021-38639, CVE-2021-38667, CVE-2021-38671, CVE-2021-40447

IAVA: 2021-A-0429-S, 2021-A-0431-S

MSFT: MS21-5005615, MS21-5005633

MSKB: 5005615, 5005633