KB5001387: Windows Server 2012 Security Update (Apr 2021)

high Nessus Plugin ID 148467

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: 1.14

Type: local

Agent: windows

Published: 4/13/2021

Updated: 1/4/2024

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

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