BSI-DSZ-CC for. Microsoft SQL Server 2012 Database Engine Enterprise Edition x64 (English), Version (including Service Pack 1)

Transcription

1 BSI-DSZ-CC for Microsoft SQL Server 2012 Database Engine Enterprise Edition x64 (English), Version (including Service Pack 1) from Microsoft Corporation

2 BSI - Bundesamt für Sicherheit in der Informationstechnik, Postfach , D Bonn Phone +49 (0) , Fax +49 (0) , Infoline +49 (0) Certification Report V1.0 CC-Zert-327 V4.71

3 BSI-DSZ-CC Database Management System Microsoft SQL Server 2012 Database Engine Enterprise Edition x64 (English), Version (including Service Pack 1) from PP Conformance: Functionality: Assurance: Microsoft Corporation U.S. Government Protection Profile for Database Management Systems, Version 1.3, 24 December 2010 PP conformant Common Criteria Part 2 extended Common Criteria Part 3 conformant EAL 4 augmented by ALC_FLR.2 Common Criteria Recognition Arrangement The IT product identified in this certificate has been evaluated at an approved evaluation facility using the Common Methodology for IT Security Evaluation (CEM), Version 3.1 for conformance to the Common Criteria for IT Security Evaluation (CC), Version 3.1. This certificate applies only to the specific version and release of the product in its evaluated configuration and in conjunction with the complete Certification Report. The evaluation has been conducted in accordance with the provisions of the certification scheme of the German Federal Office for Information Security (BSI) and the conclusions of the evaluation facility in the evaluation technical report are consistent with the evidence adduced. This certificate is not an endorsement of the IT product by the Federal Office for Information Security or any other organisation that recognises or gives effect to this certificate, and no warranty of the IT product by the Federal Office for Information Security or any other organisation that recognises or gives effect to this certificate, is either expressed or implied. Bonn,. For the Federal Office for Information Security for components up to EAL 4 Bernd Kowalski Head of Department L.S. Bundesamt für Sicherheit in der Informationstechnik Godesberger Allee D Bonn - Postfach D Bonn Phone +49 (0) Fax +49 (0) Infoline +49 (0)

4 Certification Report BSI-DSZ-CC This page is intentionally left blank. 4 / 36

5 BSI-DSZ-CC Certification Report Preliminary Remarks Under the BSIG 1 Act, the Federal Office for Information Security (BSI) has the task of issuing certificates for information technology products. Certification of a product is carried out on the instigation of the vendor or a distributor, hereinafter called the sponsor. A part of the procedure is the technical examination (evaluation) of the product according to the security criteria published by the BSI or generally recognised security criteria. The evaluation is normally carried out by an evaluation facility recognised by the BSI or by BSI itself. The result of the certification procedure is the present Certification Report. This report contains among others the certificate (summarised assessment) and the detailed Certification Results. The Certification Results contain the technical description of the security functionality of the certified product, the details of the evaluation (strength and weaknesses) and instructions for the user. 1 Act on the Federal Office for Information Security (BSI-Gesetz - BSIG) of 14 August 2009, Bundesgesetzblatt I p / 36

6 Certification Report BSI-DSZ-CC Contents A Certification Specifications of the Certification Procedure Recognition Agreements Performance of Evaluation and Certification Validity of the Certification Result Publication...9 B Certification Results Executive Summary Identification of the TOE Security Policy Assumptions and Clarification of Scope Architectural Information Documentation IT Product Testing Evaluated Configuration Results of the Evaluation Obligations and Notes for the Usage of the TOE Security Target Definitions Bibliography...23 C Excerpts from the Criteria...25 CC Part CC Part D Annexes / 36

7 BSI-DSZ-CC Certification Report A Certification 1 Specifications of the Certification Procedure The certification body conducts the procedure according to the criteria laid down in the following: BSIG 2, BSI Certification Ordinance 3, BSI Schedule of Costs 4, Special decrees issued by the Bundesministerium des Innern (Federal Ministry of the Interior), DIN EN standard, BSI certification: Procedural Description (BSI 7125) [3], Common Criteria for IT Security Evaluation (CC), Version [1], Common Methodology for IT Security Evaluation, Version 3.1 [2], BSI certification: Application Notes and Interpretation of the Scheme (AIS) [4]. 2 Recognition Agreements In order to avoid multiple certification of the same product in different countries a mutual recognition of IT security certificates - as far as such certificates are based on ITSEC or CC - under certain conditions was agreed. 2.1 European Recognition of ITSEC/CC Certificates (SOGIS-MRA) The SOGIS-Mutual Recognition Agreement (SOGIS-MRA) Version 3 became effective in April It defines the recognition of certificates for IT-Products at a basic recognition level and in addition at higher recognition levels for IT-Products related to certain technical domains only. The basic recognition level includes Common Criteria (CC) Evaluation Assurance Levels EAL1 to EAL4 and ITSEC Evaluation Assurance Levels E1 to E3 (basic). For higher recognition levels the technical domain Smart card and similar Devices has been defined. It includes assurance levels beyond EAL4 resp. E3 (basic). In Addition, certificates issued for Protection Profiles based on Common Criteria are part of the recognition agreement. 2 Act on the Federal Office for Information Security (BSI-Gesetz - BSIG) of 14 August 2009, Bundesgesetzblatt I p Ordinance on the Procedure for Issuance of a Certificate by the Federal Office for Information Security (BSI-Zertifizierungsverordnung, BSIZertV) of 07 July 1992, Bundesgesetzblatt I p Schedule of Cost for Official Procedures of the Bundesamt für Sicherheit in der Informationstechnik (BSI-Kostenverordnung, BSI-KostV) of 03 March 2005, Bundesgesetzblatt I p Proclamation of the Bundesministerium des Innern of 12 February 2007 in the Bundesanzeiger dated 23 February 2007, p / 36

8 Certification Report BSI-DSZ-CC As of September 2011 the new agreement has been signed by the national bodies of Austria, Finland, France, Germany, Italy, The Netherlands, Norway, Spain, Sweden, and the United Kingdom. Details on recognition and the history of the agreement can be found at The SOGIS-MRA logo printed on the certificate indicates that it is recognised under the terms of this agreement by the nations listed above. 2.2 International Recognition of CC Certificates (CCRA) An arrangement (Common Criteria Recognition Arrangement) on the mutual recognition of certificates based on the CC Evaluation Assurance Levels up to and including EAL 4 has been signed in May 2000 (CCRA). It includes also the recognition of Protection Profiles based on the CC. As of September 2011 the arrangement has been signed by the national bodies of: Australia, Austria, Canada, Czech Republic, Denmark, Finland, France, Germany, Greece, Hungary, India, Israel, Italy, Japan, Republic of Korea, Malaysia, The Netherlands, New Zealand, Norway, Pakistan, Republic of Singapore, Spain, Sweden, Turkey, United Kingdom, United States of America. The current list of signatory nations and approved certification schemes can be seen on the website: The Common Criteria Recognition Arrangement logo printed on the certificate indicates that this certification is recognised under the terms of this agreement by the nations listed above. 3 Performance of Evaluation and Certification The certification body monitors each individual evaluation to ensure a uniform procedure, a uniform interpretation of the criteria and uniform ratings. The product Microsoft SQL Server 2012 Database Engine Enterprise Edition x64 (English), Version (including Service Pack 1) has undergone the certification procedure at BSI. The evaluation of the product Microsoft SQL Server 2012 Database Engine Enterprise Edition x64 (English), Version (including Service Pack 1) was conducted by TÜV Informationstechnik GmbH. The evaluation was completed on 7 February The TÜV Informationstechnik GmbH is an evaluation facility (ITSEF) 6 recognised by the certification body of BSI. For this certification procedure the sponsor and applicant is: Microsoft Corporation. The product was developed by: Microsoft Corporation. The certification is concluded with the comparability check and the production of this Certification Report. This work was completed by the BSI. 4 Validity of the Certification Result This Certification Report only applies to the version of the product as indicated. The confirmed assurance package is only valid on the condition that 6 Information Technology Security Evaluation Facility 8 / 36

9 BSI-DSZ-CC Certification Report all stipulations regarding generation, configuration and operation, as given in the following report, are observed, the product is operated in the environment described, as specified in the following report and in the Security Target. For the meaning of the assurance levels please refer to the excerpts from the criteria at the end of the Certification Report. The Certificate issued confirms the assurance of the product claimed in the Security Target at the date of certification. As attack methods evolve over time, the resistance of the certified version of the product against new attack methods needs to be re-assessed. Therefore, the sponsor should apply for the certified product being monitored within the assurance continuity program of the BSI Certification Scheme (e.g. by a re-certification). Specifically, if results of the certification are used in subsequent evaluation and certification procedures, in a system integration process or if a user's risk management needs regularly updated results, it is recommended to perform a re-assessment on a regular e.g. annual basis. In case of changes to the certified version of the product, the validity can be extended to the new versions and releases, provided the sponsor applies for assurance continuity (i.e. re-certification or maintenance) of the modified product, in accordance with the procedural requirements, and the evaluation does not reveal any security deficiencies. 5 Publication The product Microsoft SQL Server 2012 Database Engine Enterprise Edition x64 (English), Version (including Service Pack 1) has been included in the BSI list of certified products, which is published regularly (see also Internet: and [5]). Further information can be obtained from BSI-Infoline Further copies of this Certification Report can be requested from the developer 7 of the product. The Certification Report may also be obtained in electronic form at the internet address stated above. 7 Microsoft Corporation One Microsoft Way Redmond WA USA 9 / 36

10 Certification Report BSI-DSZ-CC B Certification Results The following results represent a summary of the Security Target of the sponsor for the Target of Evaluation, the relevant evaluation results from the evaluation facility, and complementary notes and stipulations of the certification body. 10 / 36

11 BSI-DSZ-CC Certification Report 1 Executive Summary The Target of Evaluation (TOE) is the Microsoft SQL Server 2012 Database Engine Enterprise Edition x64 (English), Version (including Service Pack 1) (named SQL Server 2012 hereinafter). SQL Server 2012 has the capability to limit TOE access to authorized users, enforce Discretionary Access Controls on objects under the control of the database management system based on user and/or role authorizations, and to provide user accountability via audit of users actions. A DBMS is a computerized repository that stores information and allows authorized users to retrieve and update that information. A DBMS may be a single-user system, in which only one user may access the DBMS at a given time, or a multi-user system, in which many users may access the DBMS simultaneously. The TOE is part of the SQL Server 2012 product package. It provides a relational database engine providing mechanisms for the following security functions: Security Management, Access Control, Identification and Authentication, Security Audit, Session Handling. The product package of SQL Server 2012 additionally includes a set of additional tools and services which are not part of the TOE, for details please read chapter 1.3 of the Security Target [6] and chapter 8 of this report. The TOE itself comprises the database engine of the SQL Server 2012 platform which provides the security functionality described by the ST. The additional tools and services as listed in chapter 1.3 of the Security Target [6] interact with the TOE as a standard SQL client. The Security Target [6] is the basis for this certification. It is based on the certified Protection Profile U.S. Government Protection Profile for Database Management Systems, Version 1.3, 24 December 2010 [7]. The TOE Security Assurance Requirements (SAR) are based entirely on the assurance components defined in Part 3 of the Common Criteria (see part C or, Part 3 of [1] for details). The TOE meets the assurance requirements of the Evaluation Assurance Level EAL 4 augmented by ALC_FLR.2. The TOE Security Functional Requirements (SFR) relevant for the TOE are outlined in the Security Target [6], chapter 6. They are selected from Common Criteria Part 2 and some of them are newly defined. Thus the TOE is CC Part 2 extended. The TOE Security Functional Requirements are implemented by the following TOE Security Functions: TOE Security Functions Security Management (SF.SM) Access Control (SF.AC) Addressed issue This Security Function of the TOE allows modifying the TSF data of the TOE and therewith managing the behaviour of the TSF. This Security Function of the TOE provides 11 / 36

12 Certification Report BSI-DSZ-CC TOE Security Functions Addressed issue Discretionary Access Control (DAC) mechanism to control the access of users to objects based on the identity of the user requesting access, the membership of this user to roles, the requested operation and the ID of the requested object. Identification and Authentication (SF.I&A) Security Audit (SF.AU) Session Handling (SF.SE) This security functionality requires each user to be successfully authenticated before allowing any other actions on behalf of that user. This is done on an instance level and means that the user has to be associated with a login of the TOE. This Security Function creates audit logs for all security relevant actions. After a user attempting to establish a session has been successfully authenticated by SF.I&A this security functionality decides whether this user is actually allowed to establish a session to the TOE. Table 1: TOE Security Functionalities For more details please refer to the Security Target [6], chapter and chapter 7. The assets to be protected by the TOE are defined in the Security Target [6], chapter 3.1. Based on these assets the TOE Security Problem is defined in terms of Assumptions, Threats, and Organisational Security Policies. This is outlined in the Security Target [6], chapter 3.2, 3.3 and 3.4. For details about the evaluated configurations of the TOE and the configuration options relevant for a user please read chapter 8 of this report, Evaluated Configuration. For details about necessary hardware and software requirements of the evaluated configuration please read the Security Target [6], chapter The vulnerability assessment results as stated within this certificate do not include a rating for those cryptographic algorithms and their implementation suitable for encryption and decryption (see BSIG Section 9, Para. 4, Clause 2). The certification results only apply to the version of the product indicated in the certificate and on the condition that all the stipulations are kept as detailed in this Certification Report. This certificate is not an endorsement of the IT product by the Federal Office for Information Security (BSI) or any other organisation that recognises or gives effect to this certificate, and no warranty of the IT product by BSI or any other organisation that recognises or gives effect to this certificate, is either expressed or implied. 2 Identification of the TOE The Target of Evaluation (TOE) is called: Microsoft SQL Server 2012 Database Engine Enterprise Edition x64 (English), Version (including Service Pack 1) The following table outlines the TOE deliverables: 12 / 36

13 BSI-DSZ-CC Certification Report No Type Identifier Release Description 1 SW Microsoft SQL Server 2012, Base TOE Binaries 2 SW Service Pack 1 for SQL Server 2012, TOE Update 3 DOC SQL Server Books online [8] 4 DOC Guidance Addendum [9] Enterprise Edition File: SW_DVD9_SQL_S vr_ent_core_2012_ English_MLF_X ISO Filesize: bytes File: SQLServer2012 SP1-KB x64-enu.exe SHA-1 value: 58c b ca1a3e d84b9 Filename: SQLServer2012 Documentation_ December2012_ EN.exe Filesize: bytes SHA-1 value: 4abfd4e620302ffafe b39091e4740a8238 1ec74c Filename: MS_SQL_AGD _ADD_1.0.pdf Version: 1.00 Filesize: bytes SHA-1 value: c2fd08a1699d845ff a5655d83d726e1c8 97a65ba The TOE (Database Engine of Microsoft SQL Server 2012 Enterprise Edition) is part of the SQL Server 2012 product and downloadable via the Volume Licensing Service Center under servicecenter/default.aspx as an installable DVD ISO-image. For SQL Server 2012 different License models do exist: Enterprise Core licenses, CAL licenses, and an evaluation version (all are binary identical). The evaluated TOE version is and available after Service Pack 1 (see next entry in this table) installation. Downloadable file containing an installer for SQL Server Download from MS website under SQL Server 2012 Books Online. The corresponding reader (Help Viewer) is contained on the DVD ISO-image that contains SQL Server itself. Secure download under mon-criteria.aspx, (tab SQL 2012 SP1 ) Guidance addendum for Common Criteria Evaluation of SQL Server The guidance addendum is part of the TOE. Secure download under mon-criteria.aspx, (tab SQL 2012 SP1 ) 13 / 36

14 Certification Report BSI-DSZ-CC No Type Identifier Release Description 5 SW DATA SHA-1 hash values for SQL Server 2012, containing of a Verification script and Reference values Filename: integritycheck_ SQL2012.zip Filesize: bytes SHA-1 value: 208a209377d b8d03f749e092e8 002d832f 6 DATA Script File Filename: Install_cc_triggers.s ql 7 DOC Permission Hierarchy 8 SW FCIV tool, TOE verification tool Filesize: bytes SHA-1 value: b52eafad4c436c58 25cc0a17fc5d59d53 0dab67d Filename: permission_ hierarchy.zip Filesize: bytes SHA-1 value: 578bf0aa2fb56e b6e00ed2aec75 fe95a8f Version 2.05 SHA-1 value: 99fb35d97a5ee0df7 03f0cdd02f2d787d6 741f65 Table 2: Deliverables of the TOE Files containing SHA-1 hash values which can be used by customers to verify the TOE version. Secure download under mon-criteria.aspx, (tab SQL 2012 SP1 ) SQL Script to install the login triggers. Secure download under mon-criteria.aspx, (tab SQL 2012 SP1 ) Downloadable archive containing information on the permission model of the TOE. Secure download under mon-criteria.aspx, (tab SQL 2012 SP1 ) The FCIV tool is used to verify the integrity of the TOE together with the provided integrity check package under item 8, above. Download via scid=kb;en-us; For further information see [9], chapter 3.3 and the secure product homepage. Note: Although several tools and services are delivered together with the TOE, they are excluded from the TOE and are considered part of the environment. The software-only TOE comprises only the Database Engine of the SQL Server 2012 Enterprise Edition (including SP1). It is delivered as part of the SQL Server 2012 Enterprise Edition product as downloadable ISO-image via the Microsoft Volume Licensing Service Center and identifiable as stated in item 1 of the table above. The TOE environment also includes applications that are not delivered with the TOE. The TOE uses the functionality of the underlying operating system and of other parts of the TOE environment, e.g. for audit review and audit storage, for access control mechanisms, for user authentication and identification, for providing reliable time stamps, for cryptographic mechanism for hashing of passwords, and for residual information protection 14 / 36

15 BSI-DSZ-CC Certification Report of memory that is allocated to the TOE. Please read the Security Target [6] chapters and 3.2. The deliverables of the TOE are secured by cryptographic hashes. The guidance documents [8] / [9] (items 3 and 4 from above) as parts of the TOE are delivered via download from the SQL Server Common Criteria web page (tab "SQL 2012 SP1"): The same download path applies to the items 5, 6, and 7. The delivery of the TOE is secured by an integrity check procedure with hash values. Prior to the installation the integrity verification of the TOE and its deliverables have to be performed following the instructions on SQL Server Common Criteria web page (tab SQL 2012 SP1 ) and the Guidance Addenddum [9] chaper 3.3. Summarized the delivery and verification process is done via the following steps (for details please read the references): Download of Microsoft SQL Server 2012 Enterprise Edition (RTM version without SP1) from Microsoft Volume Licensing Service Center The SQL Server Common Criteria web page (tab "SQL 2012 SP1") shall be visited before using the TOE and instructions shall be followed. Download of FCIV tool from and verify its integrity before starting the download process by calculation of its SHA-1 hash value (using any tool capable of calculating SHA-1 hash values) and check against the reference SHA-1 hash value provided on the SQL Server Common Criteria web page (tab "SQL 2012 SP1"). Download of the Guidance Addendum [9] and verification of its integrity via SHA-1 hash value calculation (using FCIV tool) and check against the reference SHA-1 hash value provided on the SQL Server Common Criteria web page (tab SQL 2012 SP1 ). After successful verification the instructions in the Guidance Addendum can be followed. Download from the SQL Server Common Criteria web page (tab "SQL 2012 SP1") the items "Integrity Check Validation Data," i.e. the SHA-1 hash values (item 5 of the table above), "Permission hierarchy," item 7 of the table above, "SQL Server Books online" [8], i.e. item 3 of the table above, the script file "Install_CC_triggers," i.e. item 6, and verify their integrity by SHA-1 hash value calculation (using FCIV tool) and comparison with the reference SHA-1 hash values provided in [9]. Download of SQL Server 2012 Service Pack, i.e. item 2 of the table above from Integrity verification of SQL Server 2012 installation ISO image (RTM version without SP1) by use of the "Integrity Check Validation Data" (provided within the ZIP file integritycheck_sql2012.zip in form of the XML-file "SQLFULL_ENU.xml" including hash values and cmd-file "integritycheck_sqlserver2012.cmd," all item 5 of the table above) and following the instructions in [AGD_ADD], chapter 3.3. The deliveries as identified in the table above are provided for customers/users who purchase the product and therewith the TOE. Beside the listed items there are no additional corrections that are part of the TOE and the evaluation. The secure product homepage and the Guidance addendum [9] detail these instructions. 15 / 36

16 Certification Report BSI-DSZ-CC To determine the TOE version one has to enter the T-SQL statement "SELECT and "GO". The TOE will return the name of the product platform Microsoft SQL Server 2012 of which the TOE is the central part, the version number of the TOE, and information about the operating system. The response to this command includes the string "Microsoft SQL Server 2012 Enterprise Edition; , x64". 3 Security Policy The security policies of the TOE are to provide authorized administrators roles to isolate administrative actions and to provide administrators with the necessary information for secure management. Furthermore the TOE provides the capability to detect and create records of security relevant events associated with users. The TOE also provides all functions and facilities necessary to support the authorized administrators in their management of the security of the TOE, and restrict these functions and facilities from unauthorized use. The TOE will also provide a mechanism for identification and authentication of users, and for their session handling, and will protect user data in accordance with its security policy. 4 Assumptions and Clarification of Scope The Assumptions defined in the Security Target and some aspects of Threats and organisational Security Policies are not covered by the TOE itself. These aspects lead to specific security objectives to be fulfilled by the TOE-Environment. The following topics are of relevance: OE.NO_EVIL: Sites using the TOE shall ensure that authorized administrators are nonhostile, appropriately trained and follow all administrator guidance. OE.NO_GENERAL_PURPOSE: There will be no general-purpose computing capabilities (e.g. compilers or user applications) available on DBMS servers, other than those services necessary for the operation, administration and support of the DBMS. OE.PHYSICAL: Physical security will be provided within the domain for the value of the IT assets protected by the TOE and the value of the stored, processed, and transmitted information. Details can be found in the Security Target [6], chapter Architectural Information The TOE consists of the following subsystems: Protocols: This component is the communication layer of the database engine and provides the external interface for communication with a local or remote SQL client. Execution Runtime: This component is the core of the database engine. It processes and executes user queries, invokes the security checks and performs parts of the audit function. Filter Daemon Host: This component is responsible for accessing, filtering, and word breaking data from tables, as well as for word breaking and stemming the query input. Security: This component is the core of the database engine in terms of security. It provides the functions for Access Control, Identification and Authentication and Session Handling. 16 / 36

17 BSI-DSZ-CC Certification Report Metadata: This component provides functions for the rest of the database engine to access the TSF data which is stored in system tables of the TOE. Storage and Buffer Pool: This component is a resource provider for the other components of the TOE and provides services for storage of data, backup and restore and transaction. Memory Management: This component provides memory allocation and management to the rest of the TOE. SQLOS: The SQLOS component provides task scheduling services and a large range of synchronization primitives to the rest of the engine. The IT-environment consists of the hardware platform and the underlying operating system Windows Server 2008 R2 Enterprise Edition (English) with.net Framework 3.5 with SP1 or.net Framework 4; or Windows Server 2012 Standard Edition (English). The ITenvironment also consists of the other parts of the SQL Server 2012 platform, and of the clients that interact with the TOE. 6 Documentation The evaluated documentation as outlined in table 2 is being provided with the product to the customer. This documentation contains the required information for secure usage of the TOE in accordance with the Security Target. Additional obligations and notes for secure usage of the TOE as outlined in chapter 10 of this report have to be followed. 7 IT Product Testing All developer tests in the context of the evaluation have been conducted on a single server installation of the of the database engine of Microsoft SQL Server 2012 Database Engine Enterprise Edition x64 (English), Version (RTM version including SP1). The tests were run on a AMD Athlon(tm) 64 Processor GHz, 64-bit, 2GB RAM with the operating system Windows Server 2008 R2 Enterprise Edition (English), Version , x64, and on a Intel(R) Xeon(R) CPU E GHz, 64-bit, 4GB Ram, 39GB HDD (VM based on VMWare ESXi vsphere build ) with Windows Server 2012 Standard Edition (English) x64 (VM guest). SQL Server 2012 with the database engine as the TOE was installed according to the instructions and guidance given in [9]. The developer s testing approach was to systematically test the TOE security functionality / TSFI, i.e. the following five security functionalities as defined in [6] have been tested: Security Management (SF.SM), Access Control (SF.AC), Identification and Authentication (SF.I&A), Security Audit (SF.AU), Session Handling (SF.SE). In order to do this, the developer selected a subset of the tests that were produced during the development of the TOE, which is suitable to sufficiently cover the TSF. The main testing tool is a proprietary test suite within which all tests can be executed. The test cases 17 / 36