Security Updates for Microsoft SQL Server (Uncredentialed Check) (July 2019) - Nessus

High Plugin ID: 126630

This page contains detailed information about the Security Updates for Microsoft SQL Server (Uncredentialed Check) (July 2019) Nessus plugin including available exploits and PoCs found on GitHub, in Metasploit or Exploit-DB for verifying of this vulnerability.

Table Of Contents

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Plugin Overview
Vulnerability Information

Synopsis
Description
Solution

Public Exploits
Risk Information
Plugin Source
How to Run
References
Version

Plugin Overview

ID: 126630
Name: Security Updates for Microsoft SQL Server (Uncredentialed Check) (July 2019)
Filename: smb_nt_ms19_jul_mssql_remote.nasl
Vulnerability Published: 2019-07-09
This Plugin Published: 2019-07-12
Last Modification Time: 2022-04-11
Plugin Version: 1.4
Plugin Type: remote
Plugin Family: Windows
Dependencies: mssqlserver_detect.nasl
Required KB Items [?]: Settings/ParanoidReport

Vulnerability Information

Severity: High
Vulnerability Published: 2019-07-09
Patch Published: 2019-07-09
CVE [?]: CVE-2019-1068
CPE [?]: cpe:/a:microsoft:sql_server

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 the following vulnerability :

- A remote code execution vulnerability exists in Microsoft SQL Server when it incorrectly handles processing of internal functions. An attacker who successfully exploited this vulnerability could execute code in the context of the SQL Server Database Engine service account. (CVE-2019-1068)

Solution

Microsoft has released the following security updates to address this issue: -KB4505217 -KB4505419 -KB4505422 -KB4505218 -KB4505219 -KB4505225 -KB4505224 -KB4505222 -KB4505221 -KB4505220

Public Exploits

Target Network Port(s): 139, 445, 1433
Target Asset(s): Host/patch_management_checks, Services/mssql
Exploit Available: True (GitHub)
Exploit Ease: Exploits (PoCs) are available

Here's the list of publicly known exploits and PoCs for verifying the Security Updates for Microsoft SQL Server (Uncredentialed Check) (July 2019) vulnerability:

GitHub: https://github.com/Vulnerability-Playground/CVE-2019-1068
[CVE-2019-1068: Root cause analysis and PoC for a Microsoft SQL Server Stack Overflow Vulnerability ...]

Before running any exploit against any system, make sure you are authorized by the owner of the target system(s) to perform such activity. In any other case, this would be considered as an illegal activity.

WARNING: Beware of using unverified exploits from sources such as GitHub or Exploit-DB. These exploits and PoCs could contain malware. For more information, see how to use exploits safely.

Risk Information

CVSS Score Source [?]: CVE-2019-1068
CVSS V2 Vector: AV:N/AC:L/Au:S/C:P/I:P/A:P/E:U/RL:OF/RC:C

CVSS Base Score:	6.5 (Medium)
Impact Subscore:	6.4
Exploitability Subscore:	8.0
CVSS Temporal Score:	4.8 (Medium)
CVSS Environmental Score:	NA (None)
Modified Impact Subscore:	NA
Overall CVSS Score:	4.8 (Medium)

CVSS V3 Vector: CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C

CVSS Base Score:	8.8 (High)
Impact Subscore:	5.9
Exploitability Subscore:	2.8
CVSS Temporal Score:	7.7 (High)
CVSS Environmental Score:	NA (None)
Modified Impact Subscore:	NA
Overall CVSS Score:	7.7 (High)

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Plugin Source

#%NASL_MIN_LEVEL 70300
#
# (C) Tenable Network Security, Inc.
#

# The descriptive text and package checks in this plugin were  
# extracted from the Microsoft Security Updates API. The text
# itself is copyright (C) Microsoft Corporation.

include('deprecated_nasl_level.inc');
include('compat.inc');

if (description)
{
  script_id(126630);
  script_version("1.4");
  script_set_attribute(attribute:"plugin_modification_date", value:"2022/04/11");

  script_cve_id("CVE-2019-1068");
  script_bugtraq_id(108954);
  script_xref(name:"MSKB", value:"4505217");
  script_xref(name:"MSKB", value:"4505419");
  script_xref(name:"MSKB", value:"4505422");
  script_xref(name:"MSKB", value:"4505218");
  script_xref(name:"MSKB", value:"4505219");
  script_xref(name:"MSKB", value:"4505225");
  script_xref(name:"MSKB", value:"4505224");
  script_xref(name:"MSKB", value:"4505222");
  script_xref(name:"MSKB", value:"4505221");
  script_xref(name:"MSKB", value:"4505220");
  script_xref(name:"MSFT", value:"MS19-4505217");
  script_xref(name:"MSFT", value:"MS19-4505419");
  script_xref(name:"MSFT", value:"MS19-4505422");
  script_xref(name:"MSFT", value:"MS19-4505218");
  script_xref(name:"MSFT", value:"MS19-4505219");
  script_xref(name:"MSFT", value:"MS19-4505225");
  script_xref(name:"MSFT", value:"MS19-4505224");
  script_xref(name:"MSFT", value:"MS19-4505222");
  script_xref(name:"MSFT", value:"MS19-4505221");
  script_xref(name:"MSFT", value:"MS19-4505220");

  script_name(english:"Security Updates for Microsoft SQL Server (Uncredentialed Check) (July 2019)");

  script_set_attribute(attribute:"synopsis", value:
"The Microsoft SQL Server installation on the remote host is missing a security update.");
  script_set_attribute(attribute:"description", value:
"The Microsoft SQL Server installation on the remote host is
missing a security update. It is, therefore, affected by the
following vulnerability :

  - A remote code execution vulnerability exists in
    Microsoft SQL Server when it incorrectly handles
    processing of internal functions. An attacker who
    successfully exploited this vulnerability could execute
    code in the context of the SQL Server Database Engine
    service account.  (CVE-2019-1068)");
  # https://support.microsoft.com/en-us/help/4505217/security-update-for-sql-server-2014-sp2-gdr-july-9-2019
  script_set_attribute(attribute:"see_also", value:"http://www.nessus.org/u?a359a1a6");
  # https://support.microsoft.com/en-us/help/4505419/description-of-the-security-update-for-sql-server-2014-sp2-cu17-gdr-ju
  script_set_attribute(attribute:"see_also", value:"http://www.nessus.org/u?3515161a");
  # https://support.microsoft.com/en-us/help/4505422/security-update-for-sql-server-2014-sp3-cu3-gdr-july-9-2019
  script_set_attribute(attribute:"see_also", value:"http://www.nessus.org/u?e525f475");
  # https://support.microsoft.com/en-us/help/4505218/description-of-the-security-update-for-sql-server-2014-sp3-gdr-july-9
  script_set_attribute(attribute:"see_also", value:"http://www.nessus.org/u?619cf09c");
  # https://support.microsoft.com/en-us/help/4505219/security-update-for-sql-server-2016-sp1-gdr-july-9-2019
  script_set_attribute(attribute:"see_also", value:"http://www.nessus.org/u?87d34b59");
  # https://support.microsoft.com/en-us/help/4505225/security-update-for-sql-server-2017-cu15-gdr-july-9-2019
  script_set_attribute(attribute:"see_also", value:"http://www.nessus.org/u?2e915a50");
  # https://support.microsoft.com/en-us/help/4505224/description-of-the-security-update-for-sql-server-2017-gdr-july-9-2019
  script_set_attribute(attribute:"see_also", value:"http://www.nessus.org/u?d9e5dfaf");
  # https://support.microsoft.com/en-us/help/4505222/security-update-for-sql-server-2016-sp2-cu7-gdr-july-9-2019
  script_set_attribute(attribute:"see_also", value:"http://www.nessus.org/u?2a252018");
  # https://support.microsoft.com/en-us/help/4505221/description-of-the-security-update-for-sql-server-2016-sp1-cu15-gdr-ju
  script_set_attribute(attribute:"see_also", value:"http://www.nessus.org/u?893cb218");
  # https://support.microsoft.com/en-us/help/4505220/security-update-for-sql-server-2016-sp2-gdr-july-9-2019
  script_set_attribute(attribute:"see_also", value:"http://www.nessus.org/u?d42b7b26");
  script_set_attribute(attribute:"solution", value:
"Microsoft has released the following security updates to address this issue:  
  -KB4505217
  -KB4505419
  -KB4505422
  -KB4505218
  -KB4505219
  -KB4505225
  -KB4505224
  -KB4505222
  -KB4505221
  -KB4505220");
  script_set_cvss_base_vector("CVSS2#AV:N/AC:L/Au:S/C:P/I:P/A:P");
  script_set_cvss_temporal_vector("CVSS2#E:U/RL:OF/RC:C");
  script_set_cvss3_base_vector("CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H");
  script_set_cvss3_temporal_vector("CVSS:3.0/E:U/RL:O/RC:C");
  script_set_attribute(attribute:"cvss_score_source", value:"CVE-2019-1068");

  script_set_attribute(attribute:"exploitability_ease", value:"No known exploits are available");

  script_set_attribute(attribute:"vuln_publication_date", value:"2019/07/09");
  script_set_attribute(attribute:"patch_publication_date", value:"2019/07/09");
  script_set_attribute(attribute:"plugin_publication_date", value:"2019/07/12");

  script_set_attribute(attribute:"plugin_type", value:"remote");
  script_set_attribute(attribute:"cpe", value:"cpe:/a:microsoft:sql_server");
  script_set_attribute(attribute:"thorough_tests", value:"true");
  script_end_attributes();

  script_category(ACT_GATHER_INFO);
  script_family(english:"Windows");

  script_copyright(english:"This script is Copyright (C) 2019-2022 and is owned by Tenable, Inc. or an Affiliate thereof.");

  script_dependencies("mssqlserver_detect.nasl");
  script_require_keys("Settings/ParanoidReport");
  script_require_ports(139, 445, 1433, "Services/mssql", "Host/patch_management_checks");

  exit(0);
}

include('audit.inc');
include('global_settings.inc');
include('misc_func.inc');

port = get_service(svc:'mssql', exit_on_fail:TRUE);
instance = get_kb_item('MSSQL/' + port + '/InstanceName');
version = get_kb_item_or_exit('MSSQL/' + port + '/Version');

if (report_paranoia < 2) audit(AUDIT_PARANOID);

ver = pregmatch(pattern:"^([0-9.]+)([^0-9]|$)", string:version);
if(!isnull(ver) && !isnull(ver[1])) ver = ver[1];

if (
    # N/A : 4505218 , 4505220 , 4505221

    # 2014 GDR
    # KB4505417
    ver_compare(minver:'12.0.5200.0', ver:ver, fix:'12.0.5223.0', strict:FALSE) < 0 ||
    # 2014 CU + GDR
    # KB4505419
    ver_compare(minver:'12.0.5500.0', ver:ver, fix:'12.0.5659.0', strict:FALSE) < 0 ||
    # 2014 CU + GDR
    # KB4505422
    ver_compare(minver:'12.0.6200.0', ver:ver, fix:'12.0.6293.0', strict:FALSE) < 0 ||
    # 2016 CU + GDR
    # KB4505222
    ver_compare(minver:'13.0.5300.0', ver:ver, fix:'13.0.5366.0', strict:FALSE) < 0 ||
    # 2017 GDR
    # KB4505224
    ver_compare(minver:'14.0.1000.0', ver:ver, fix:'14.0.2027.0', strict:FALSE) < 0 ||
    # 2017 CU + GDR
    # KB4505225
    ver_compare(minver:'14.0.3006.0', ver:ver, fix:'14.0.3192.0', strict:FALSE) < 0
)
{
  report = '';
  if(!empty_or_null(version)) report += '\n  SQL Server Version   : ' + version;
  if(!empty_or_null(instance)) report += '\n  SQL Server Instance  : ' + instance;
  security_report_v4(port:port, extra:report, severity:SECURITY_WARNING);
}
else audit(AUDIT_INST_VER_NOT_VULN, 'MSSQL', version);

The latest version of this script can be found in these locations depending on your platform:

Linux / Unix:
/opt/nessus/lib/nessus/plugins/smb_nt_ms19_jul_mssql_remote.nasl
Windows:
C:\ProgramData\Tenable\Nessus\nessus\plugins\smb_nt_ms19_jul_mssql_remote.nasl
Mac OS X:
/Library/Nessus/run/lib/nessus/plugins/smb_nt_ms19_jul_mssql_remote.nasl

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How to Run

Here is how to run the Security Updates for Microsoft SQL Server (Uncredentialed Check) (July 2019) as a standalone plugin via the Nessus web user interface (https://localhost:8834/):

Click to start a New Scan.
Select Advanced Scan.
Navigate to the Plugins tab.
On the top right corner click to Disable All plugins.
On the left side table select Windows plugin family.
On the right side table select Security Updates for Microsoft SQL Server (Uncredentialed Check) (July 2019) plugin ID 126630.
Specify the target on the Settings tab and click to Save the scan.
Run the scan.

Here are a few examples of how to run the plugin in the command line. Note that the examples below demonstrate the usage on the Linux / Unix platform.

Basic usage:

/opt/nessus/bin/nasl smb_nt_ms19_jul_mssql_remote.nasl -t <IP/HOST>

Run the plugin with audit trail message on the console:

/opt/nessus/bin/nasl -a smb_nt_ms19_jul_mssql_remote.nasl -t <IP/HOST>

Run the plugin with trace script execution written to the console (useful for debugging):

/opt/nessus/bin/nasl -T - smb_nt_ms19_jul_mssql_remote.nasl -t <IP/HOST>

Run the plugin with using a state file for the target and updating it (useful for running multiple plugins on the target):

/opt/nessus/bin/nasl -K /tmp/state smb_nt_ms19_jul_mssql_remote.nasl -t <IP/HOST>

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References

BID | SecurityFocus Bugtraq ID:

108954

MSKB | Microsoft Knowledge Base:

4505217, 4505218, 4505219, 4505220, 4505221, 4505222, 4505224, 4505225, 4505419, 4505422

MSFT | Microsoft Security Bulletin:

MS19-4505217, MS19-4505218, MS19-4505219, MS19-4505220, MS19-4505221, MS19-4505222, MS19-4505224, MS19-4505225, MS19-4505419, MS19-4505422

See also:

Similar and related Nessus plugins:

126631 - Security Updates for Microsoft SQL Server (July 2019)
147724 - Security Update for Microsoft Visual Studio Code ESLint Extension (March 2021)
138523 - Security Update for Microsoft Visual Studio Code ESLint Extension (July 2020)
146417 - Security Update for Microsoft Visual Studio Code npm-script Extension (Feb 2021)
149384 - Security Update for Microsoft Visual Studio Code Remote Containers Extension (May 2021)
156113 - Security Update for Microsoft Visual Studio Code Remote WSL Extension (December 2021)
108408 - Security Update for .NET Core (March 2018)
125164 - Security Update for Microsoft ASP.NET Core (DoS) (May 2019)
125217 - Security Update for .NET Core (May 2019)
125225 - Security Update for .NET Core SDK (May 2019)
131318 - Security Update for Microsoft Visual Studio Code (CVE-2019-1414)
128770 - Security Update for Microsoft ASP.NET Core (Sep 2019)
128771 - Security Update for .NET Core (Sep 2019)
128772 - Security Update for .NET Core SDK (Sep 2019)
133718 - Security Updates for Microsoft SQL Server (Uncredentialed Check) (February 2020)
132993 - Security Update for .NET Core (January 2020)
132994 - Security Update for .NET Core SDK (January 2020)
138465 - Security Update for .NET Core (July 2020)
138466 - Security Update for .NET Core SDK (July 2020)
141931 - Security Update for Microsoft Visual Studio Code (CVE-2020-17023)
152428 - Security Update for Microsoft Azure Active Directory Connect (August 2021)
146332 - Security Update for Forefront Endpoint Protection (February 2021)
146334 - Security Update for Windows Defender (February 2021)
153214 - Security Updates for Microsoft Internet Explorer OOB (Sept 2021) (deprecated)
144886 - Security Update for Forefront Endpoint Protection (January 2021)
144876 - Security Update for Windows Defender (January 2021)
155962 - Security Updates for Exchange (November 2021) (Remote)
157879 - Security Update for .NET Core (February 2022)

Version

This page has been produced using Nessus Professional 10.1.2 (#68) LINUX, Plugin set 202205072148.
Plugin file smb_nt_ms19_jul_mssql_remote.nasl version 1.4. For more plugins, visit the Nessus Plugin Library.

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Security Updates for Microsoft SQL Server (Uncredentialed Check) (July 2019) - Nessus

Plugin Overview

Vulnerability Information

Synopsis

Description

Solution

Public Exploits

Risk Information

Plugin Source

How to Run

References

Version

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