Security Updates for Microsoft SQL Server (January 2021)

high Nessus Plugin ID 145033

Synopsis

The Microsoft SQL Server installation on the remote host is missing a security update.

Description

The Microsoft SQL Server installation on the remote host is missing a security update. It is, therefore, affected by an elevation of privilege vulnerability. An authenticated, remote attacker can exploit this issue, to gain elevated privileges.

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:
-KB4583456
-KB4583457
-KB4583458
-KB4583459
-KB4583460
-KB4583461
-KB4583462
-KB4583463
-KB4583465

See Also

http://www.nessus.org/u?a2fa953d

http://www.nessus.org/u?362bf920

http://www.nessus.org/u?833fc41a

http://www.nessus.org/u?085ac1e7

http://www.nessus.org/u?85a48b10

http://www.nessus.org/u?f323c3fb

http://www.nessus.org/u?cdd8de3f

http://www.nessus.org/u?add91580

http://www.nessus.org/u?0dbdcec2

Plugin Details

Severity: High

ID: 145033

File Name: smb_nt_ms21_jan_mssql.nasl

Version: 1.10

Type: local

Agent: windows

Published: 1/15/2021

Updated: 6/29/2023

Configuration: Enable thorough checks

Supported Sensors: Frictionless Assessment Agent, Nessus

Risk Information

VPR

Risk Factor: Medium

Score: 6.7

CVSS v2

Risk Factor: Medium

Base Score: 6.5

Temporal Score: 4.8

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

CVSS Score Source: CVE-2021-1636

CVSS v3

Risk Factor: High

Base Score: 8.8

Temporal Score: 7.7

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:U/RL:O/RC:C

Vulnerability Information

CPE: cpe:/a:microsoft:sql_server

Required KB Items: SMB/MS_Bulletin_Checks/Possible

Exploit Ease: No known exploits are available

Patch Publication Date: 1/12/2021

Vulnerability Publication Date: 1/12/2021

Reference Information

CVE: CVE-2021-1636

IAVA: 2021-A-0018-S

MSFT: MS21-4583456, MS21-4583457, MS21-4583458, MS21-4583459, MS21-4583460, MS21-4583461, MS21-4583462, MS21-4583463, MS21-4583465

MSKB: 4583456, 4583457, 4583458, 4583459, 4583460, 4583461, 4583462, 4583463, 4583465