Microsoft SQL Server 2016/up to 2014 SP2 RDBMS Engine access control

CVSS Meta Temp Score
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CTI Interest Score
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8.6$0-$5k0.00

Summaryinfo

A vulnerability was found in Microsoft SQL Server 2016/up to 2014 SP2. It has been classified as critical. Affected by this issue is some unknown functionality of the component RDBMS Engine. The manipulation leads to access control. This vulnerability is listed as CVE-2016-7250. The attack may be initiated remotely. There is no available exploit. Applying a patch is the recommended action to fix this issue.

Detailsinfo

A vulnerability, which was classified as critical, has been found in Microsoft SQL Server 2016/up to 2014 SP2 (Database Software). This issue affects an unknown code block of the component RDBMS Engine. The manipulation with an unknown input leads to a access control vulnerability. Using CWE to declare the problem leads to CWE-264. Impacted is confidentiality, integrity, and availability. The summary by CVE is:

Microsoft SQL Server 2014 SP1, 2014 SP2, and 2016 does not properly perform a cast of an unspecified pointer, which allows remote authenticated users to gain privileges via unknown vectors, aka "SQL RDBMS Engine Elevation of Privilege Vulnerability."

The weakness was presented 11/08/2016 as MS16-136 as confirmed bulletin (Technet). The advisory is shared at technet.microsoft.com. The identification of this vulnerability is CVE-2016-7250 since 09/09/2016. The exploitation is known to be easy. The attack may be initiated remotely. The requirement for exploitation is a simple authentication. Neither technical details nor an exploit are publicly available. MITRE ATT&CK project uses the attack technique T1068 for this issue.

The vulnerability scanner Nessus provides a plugin with the ID 94637 (MS16-136: Security Update for SQL Server (3199641)), which helps to determine the existence of the flaw in a target environment. It is assigned to the family Windows : Microsoft Bulletins and running in the context l. The commercial vulnerability scanner Qualys is able to test this issue with plugin 91304 (Microsoft Security Update for SQL Server (MS16-136)).

Applying the patch MS16-136 is able to eliminate this problem. The bugfix is ready for download at technet.microsoft.com. A possible mitigation has been published immediately after the disclosure of the vulnerability.

The vulnerability is also documented in the databases at Tenable (94637) and SecurityFocus (BID 94060†). See VDB-93412, VDB-93414, VDB-93415 and VDB-93416 for similar entries. If you want to get the best quality for vulnerability data then you always have to consider VulDB.

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CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 8.8
VulDB Meta Temp Score: 8.6

VulDB Base Score: 8.8
VulDB Temp Score: 8.4
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 8.8
NVD Vector: 🔍

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔍
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Exploitinginfo

Class: Access control
CWE: CWE-264
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 94637
Nessus Name: MS16-136: Security Update for SQL Server (3199641)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍

OpenVAS ID: 862766
OpenVAS Name: Microsoft SQL Server Multiple Vulnerabilities (3199641)
OpenVAS File: 🔍
OpenVAS Family: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

Interest: 🔍
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Countermeasuresinfo

Recommended: Patch
Status: 🔍

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0-Day Time: 🔍
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Patch: MS16-136

Timelineinfo

09/09/2016 🔍
11/08/2016 +60 days 🔍
11/08/2016 +0 days 🔍
11/08/2016 +0 days 🔍
11/08/2016 +0 days 🔍
11/09/2016 +1 days 🔍
11/10/2016 +1 days 🔍
09/30/2022 +2150 days 🔍

Sourcesinfo

Vendor: microsoft.com

Advisory: MS16-136
Status: Confirmed

CVE: CVE-2016-7250 (🔍)
GCVE (CVE): GCVE-0-2016-7250
GCVE (VulDB): GCVE-100-93413

OVAL: 🔍

SecurityFocus: 94060 - Microsoft SQL Server CVE-2016-7250 Privilege Escalation Vulnerability
SecurityTracker: 1037250

See also: 🔍

Entryinfo

Created: 11/09/2016 10:40
Updated: 09/30/2022 09:07
Changes: 11/09/2016 10:40 (71), 05/27/2019 23:52 (10), 09/30/2022 09:07 (3)
Complete: 🔍
Cache ID: 216::103

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