Microsoft SQL Server 2014 SP2/2016/up to 2012 SP3 Server Agent atxcore.dll 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 categorized as critical has been discovered in Microsoft SQL Server 2014 SP2/2016/up to 2012 SP3. This issue affects some unknown processing in the library atxcore.dll of the component Server Agent. Such manipulation leads to access control. This vulnerability is documented as CVE-2016-7253. The attack can be executed remotely. There is not any exploit available. Applying a patch is advised to resolve this issue.

Detailsinfo

A vulnerability was found in Microsoft SQL Server 2014 SP2/2016/up to 2012 SP3 (Database Software) and classified as critical. Affected by this issue is an unknown functionality in the library atxcore.dll of the component Server Agent. 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 weakness was released 11/08/2016 with Microsoft as MS16-136 as confirmed bulletin (Technet). The advisory is shared for download at technet.microsoft.com. This vulnerability is handled as CVE-2016-7253 since 09/09/2016. The attack may be launched remotely. The successful exploitation needs a simple authentication. There are known technical details, but no exploit is available. The MITRE ATT&CK project declares the attack technique as T1068.

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 94056†). Entries connected to this vulnerability are available at VDB-93412, VDB-93413, VDB-93414 and VDB-93415. VulDB is the best source for vulnerability data and more expert information about this specific topic.

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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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Active APT Groups: 🔍

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
Organization: Microsoft
Status: Confirmed

CVE: CVE-2016-7253 (🔍)
GCVE (CVE): GCVE-0-2016-7253
GCVE (VulDB): GCVE-100-93416

OVAL: 🔍

SecurityFocus: 94056 - Microsoft SQL Server CVE-2016-7253 Privilege Escalation Vulnerability
SecurityTracker: 1037250

See also: 🔍

Entryinfo

Created: 11/09/2016 10:40
Updated: 09/30/2022 09:18
Changes: 11/09/2016 10:40 (71), 05/28/2019 00:08 (12), 09/30/2022 09:18 (4)
Complete: 🔍
Cache ID: 216::103

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