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KB5001387: Windows Server 2012 Security Update (Apr 2021)

high Nessus Plugin ID 148467

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Synopsis

The remote host is missing one or more security updates.

Description

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

 - Win32k Elevation of Privilege Vulnerability (CVE-2021-27072)

 - Microsoft Internet Messaging API Remote Code Execution Vulnerability (CVE-2021-27089)

 - RPC Endpoint Mapper Service Elevation of Privilege Vulnerability (CVE-2021-27091)

 - Windows Kernel Information Disclosure Vulnerability (CVE-2021-27093, CVE-2021-28309)

 - Windows Early Launch Antimalware Driver Security Feature Bypass Vulnerability (CVE-2021-27094, CVE-2021-28447)

 - Windows Media Video Decoder Remote Code Execution Vulnerability (CVE-2021-27095, CVE-2021-28315)

 - NTFS Elevation of Privilege Vulnerability (CVE-2021-27096)

 - Windows Installer Spoofing Vulnerability (CVE-2021-26413)

 - Windows Installer Elevation of Privilege Vulnerability (CVE-2021-26415, CVE-2021-28440)

 - Windows WLAN AutoConfig Service Security Feature Bypass Vulnerability (CVE-2021-28316)

 - Microsoft Windows Codecs Library Information Disclosure Vulnerability (CVE-2021-28317)

 - Windows GDI+ Information Disclosure Vulnerability (CVE-2021-28318)

 - Windows DNS Information Disclosure Vulnerability (CVE-2021-28323, CVE-2021-28328)

 - Windows SMB Information Disclosure Vulnerability (CVE-2021-28325)

 - Remote Procedure Call Runtime Remote Code Execution Vulnerability (CVE-2021-28327, CVE-2021-28329, CVE-2021-28330, CVE-2021-28331, CVE-2021-28332, CVE-2021-28333, CVE-2021-28334, CVE-2021-28335, CVE-2021-28336, CVE-2021-28337, CVE-2021-28338, CVE-2021-28339, CVE-2021-28340, CVE-2021-28341, CVE-2021-28342, CVE-2021-28343, CVE-2021-28344, CVE-2021-28345, CVE-2021-28346, CVE-2021-28352, CVE-2021-28353, CVE-2021-28354, CVE-2021-28355, CVE-2021-28356, CVE-2021-28357, CVE-2021-28358, CVE-2021-28434)

 - Windows GDI+ Remote Code Execution Vulnerability (CVE-2021-28348, CVE-2021-28349, CVE-2021-28350)

 - Windows Installer Information Disclosure Vulnerability (CVE-2021-28437)

 - Windows TCP/IP Driver Denial of Service Vulnerability (CVE-2021-28439)

 - Windows Console Driver Denial of Service Vulnerability (CVE-2021-28443)

 - Windows Network File System Remote Code Execution Vulnerability (CVE-2021-28445)
- Windows Portmapping Information Disclosure Vulnerability (CVE-2021-28446)

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

Solution

Microsoft has released the following security updates to address this issue:
- KB5001383
- KB5001387

See Also

https://support.microsoft.com/en-us/help/5001383

https://support.microsoft.com/en-us/help/5001387

Plugin Details

Severity: High

ID: 148467

File Name: smb_nt_ms21_apr_5001387.nasl

Version: 1.15

Type: local

Agent: windows

Published: 4/13/2021

Updated: 6/17/2024

Supported Sensors: Nessus

Risk Information

VPR

Risk Factor: High

Score: 7.4

CVSS v2

Risk Factor: Medium

Base Score: 6.8

Temporal Score: 5.3

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

CVSS Score Source: CVE-2021-27095

CVSS v3

Risk Factor: High

Base Score: 8.8

Temporal Score: 7.9

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

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

CVSS Score Source: CVE-2021-28434

Vulnerability Information

CPE: cpe:/o:microsoft:windows_server_2012

Required KB Items: SMB/MS_Bulletin_Checks/Possible

Exploit Available: true

Exploit Ease: Exploits are available

Patch Publication Date: 4/13/2021

Vulnerability Publication Date: 3/30/2021

Reference Information

CVE: CVE-2021-26413, CVE-2021-26415, CVE-2021-27072, CVE-2021-27089, CVE-2021-27091, CVE-2021-27093, CVE-2021-27094, CVE-2021-27095, CVE-2021-27096, CVE-2021-28309, CVE-2021-28315, CVE-2021-28316, CVE-2021-28317, CVE-2021-28318, CVE-2021-28323, CVE-2021-28325, CVE-2021-28327, CVE-2021-28328, CVE-2021-28329, CVE-2021-28330, CVE-2021-28331, CVE-2021-28332, CVE-2021-28333, CVE-2021-28334, CVE-2021-28335, CVE-2021-28336, CVE-2021-28337, CVE-2021-28338, CVE-2021-28339, CVE-2021-28340, CVE-2021-28341, CVE-2021-28342, CVE-2021-28343, CVE-2021-28344, CVE-2021-28345, CVE-2021-28346, CVE-2021-28348, CVE-2021-28349, CVE-2021-28350, CVE-2021-28352, CVE-2021-28353, CVE-2021-28354, CVE-2021-28355, CVE-2021-28356, CVE-2021-28357, CVE-2021-28358, CVE-2021-28434, CVE-2021-28437, CVE-2021-28439, CVE-2021-28440, CVE-2021-28443, CVE-2021-28445, CVE-2021-28446, CVE-2021-28447

IAVA: 2021-A-0168-S, 2021-A-0171-S, 2021-A-0429-S, 2021-A-0431-S

MSFT: MS21-5001383, MS21-5001387

MSKB: 5001383, 5001387