==================================================================== CERT-Renater Note d'Information No. 2012/VULN141 ____________________________________________________________________ DATE : 20/03/2012 HARDWARE PLATFORM(S): / OPERATING SYSTEM(S) : Systems running IBM DB2 versions 9.1, 9.5, 9.7, 9.8. ====================================================================== http://www-01.ibm.com/support/docview.wss?uid=swg21588100&myns=swgimgmt&mynp=OCSSEPGG&mync=E http://www-01.ibm.com/support/docview.wss?uid=swg21588090&myns=swgimgmt&mynp=OCSSEPGG&mync=E http://www-01.ibm.com/support/docview.wss?uid=swg21588093&myns=swgimgmt&mynp=OCSSEPGG&mync=E http://www-01.ibm.com/support/docview.wss?uid=swg21588098&myns=swgimgmt&mynp=OCSSEPGG&mync=E ______________________________________________________________________ Security Bulletin: Unauthorized Access to Table Vulnerability in DB2 (CVE-2012-0709) Flash (Alert) DB2 for Linux, UNIX and Windows Compiler- Query Parser Software version: 9.5, 9.7, 9.8 Operating system(s): AIX, HP-UX, Linux, Linux iSeries, Linux pSeries, Linux zSeries, Solaris, Windows Software edition: Advanced Enterprise Server, Enterprise Server, Express, Express-C, Personal, Workgroup Server Reference #: 1588100 Modified date: 2012-03-16 Abstract Vulnerability in IBM DB2 could allow an authenticated user to view data from a table to which they do not have privilege. Content VULNERABILITY DETAILS CVE ID: CVE-2012-0709 DESCRIPTION: The IBM DB2 products listed below contain a security vulnerability which would allow an authenticated user to view data from a table to which they do not have authority to view. To exploit the vulnerability, the user would need to have valid security credentials to connect to the database and execute specially crafted SQL statements. To execute the SQL statements the user would need CREATEIN privileges to the database. The vulnerability is not applicable to DB2 release V9.1. CVSS: CVSS Base Score: 4 CVSS Temporal Score: See http://xforce.iss.net/xforce/xfdb/73493 for the current score CVSS Environmental Score*: Undefined CVSS String: (AV:N/AC:L/Au:S/C:P/I:N/A:N) AFFECTED PLATFORMS: The following IBM DB2 V9.5 and V9.7 editions running on AIX, Linux, HP, Solaris and Windows: IBM DB2 9.7 Express Edition IBM DB2 9.7 Workgroup Server Edition IBM DB2 9.7 Enterprise Server Edition IBM DB2 9.7 Advanced Enterprise Server Edition IBM DB2 Connect 9.7 Application Server Edition IBM DB2 Connect 9.7 Enterprise Edition IBM DB2 Connect 9.7 Unlimited Edition for System i IBM DB2 Connect 9.7 Unlimited Edition for System z IBM DB2 9.5 Express Edition IBM DB2 9.5 Workgroup Server Edition IBM DB2 9.5 Enterprise Server Edition IBM DB2 9.5 Advanced Enterprise Server Edition IBM DB2 Connect 9.5 Application Server Edition IBM DB2 Connect 9.5 Enterprise Edition IBM DB2 Connect 9.5 Unlimited Edition for System i IBM DB2 Connect 9.5 Unlimited Edition for System z The following IBM V9.8 editions running on AIX and Linux: IBM DB2 pureScale Feature for Enterprise Server Edition REMEDIATION: There is a no workaround but there is mitigation for this vulnerability. Fixes are available as well. Mitigation: To exploit the vulnerability, the user would need to be able to connect to the database and execute SQL statements. The exposure can be reduced by revoking CONNECT and CREATEIN privileges from PUBLIC. Use the following commands to revoke the privileges: REVOKE CONNECT ON DATABASE FROM PUBLIC REVOKE IMPLICIT_SCHEMA ON DATABASE FROM PUBLIC To obtain more information on the REVOKE database authority command, see the following: DB2 V9.8: http://publib.boulder.ibm.com/infocenter/db2luw/v9r8/topic/com.ibm.db2.luw.sql.ref.doc/doc/r0000981.html DB2 V9.7: http://publib.boulder.ibm.com/infocenter/db2luw/v9r7/topic/com.ibm.db2.luw.sql.ref.doc/doc/r0000981.html DB2 V9.5: http://publib.boulder.ibm.com/infocenter/db2luw/v9r5/topic/com.ibm.db2.luw.sql.ref.doc/doc/r0000981.html Fix: The fix for this vulnerability is available for download for DB2 release V9.5 Fix Pack 9. For DB2 V9.7, the fix is planned to be made available in future fix packs. In general, DB2 fix packs can be downloaded from the following site: http://www.ibm.com/support/docview.wss?uid=swg27007053. You may ownload the specific fix pack you need from the following: Release APAR Download URL V9.5 FP9 IC81387 http://www.ibm.com/support/docview.wss?uid=swg24032087 V9.7 IC81390 Not available. Please contact technical support. V9.8 IC81836 Not available. Please contact technical support. A special build with the interim fix will be made available for DB2 V9.7 FP5 and V9.8 FP4. Please contact your service representative to obtain the special build and reference the APAR number for the release you want. Contact Technical Support: In the United States and Canada dial 1-800-IBM-SERV View the support contacts for other countries outside of the United States. Electronically open a Service Request with DB2 Technical Support. REFERENCES: Complete CVSS Guide On-line Calculator V2 X-Force Vulnerability Database CVE-2012-0709 ACKNOWLEDGEMENT: This problem was reported to IBM by Martin Rakhmanov of Application Security Inc. *The CVSS Environment Score is customer environment specific and will ultimately impact the Overall CVSS Score. Customers can evaluate the impact of this vulnerability in their environments by accessing the links in the Reference section of this Flash. Note: According to the Forum of Incident Response and Security Teams (FIRST), the Common Vulnerability Scoring System (CVSS) is an "industry open standard designed to convey vulnerability severity and help to determine urgency and priority of response." IBM PROVIDES THE CVSS SCORES AS IS" WITHOUT WARRANTY OF ANY KIND, INCLUDING THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS Note: IBMs statements regarding its plans, directions, and intent are subject to change or withdrawal without notice at IBMs sole discretion. Information regarding potential future products is intended to outline our general product direction and it should not be relied on in making a purchasing decision. The information mentioned regarding potential future products is not a commitment, promise, or legal obligation to deliver any material, code or functionality. Information about potential future products may not be incorporated into any contract. The development, release, and timing of any future features or functionality described for our products remains at our sole discretion. Copyright and trademark information IBM, the IBM logo and ibm.com are trademarks of International Business Machines Corp., registered in many jurisdictions worldwide. Other product and service names might be trademarks of IBM or other companies. A current list of IBM trademarks is available on the Web at "Copyright and trademark information" at www.ibm.com/legal/copytrade.shtml. ______________________________________________________________________ Security Bulletin: DB2 Denial of Service Vulnerability in DRDA (CVE-2012-0710) Flash (Alert) DB2 for Linux, UNIX and Windows Connectivity - DRDA Software version: 9.1, 9.5, 9.7, 9.8 Operating system(s): AIX, HP-UX, Linux, Linux iSeries, Linux pSeries, Linux zSeries, Solaris, Windows Software edition: Advanced Enterprise Server, Enterprise Server, Express, Express-C, Personal, Workgroup Server Reference #: 1588090 Modified date: 2012-03-16 Abstract Vulnerability in IBM DB2 server products could allow a specially-crafted DRDA request to crash the server. Content VULNERABILITY DETAILS CVE ID: CVE-2012-0710 DESCRIPTION: A vulnerability in the IBM DB2 products listed below could allow a remote attacker to sent a specially crafted Distributed Relational Database Architecture (DRDA) request to a database server to cause it to crash. The vulnerability exists on all supported platforms. CVSS: CVSS Base Score: 5 CVSS Temporal Score: See http://xforce.iss.net/xforce/xfdb/73494 for the current score CVSS Environmental Score*: Undefined CVSS String: (AV:N/AC:L/Au:N/C:N/I:N/A:P) DB2 RELEASES AFFECTED: DB2 Version 9.1 GA through to Version 9.1 Fix Pack 10. DB2 Version 9.5 GA through to Version 9.5 Fix Pack 8. DB2 Version 9.7 GA through to Version 9.7 Fix Pack 4. DB2 Version 9.8 GA through to Version 9.8 Fix Pack 3. AFFECTED PLATFORMS: The following IBM DB2 V9.1, V9.5 and V9.7 editions running on AIX, Linux, HP, Solaris and Windows: IBM DB2 9.7 Express Edition IBM DB2 9.7 Workgroup Server Edition IBM DB2 9.7 Enterprise Server Edition IBM DB2 9.7 Advanced Enterprise Server Edition IBM DB2 Connect 9.7 Application Server Edition IBM DB2 Connect 9.7 Enterprise Edition IBM DB2 Connect 9.7 Unlimited Edition for System i IBM DB2 Connect 9.7 Unlimited Edition for System z IBM DB2 9.5 Express Edition IBM DB2 9.5 Workgroup Server Edition IBM DB2 9.5 Enterprise Server Edition IBM DB2 9.5 Advanced Enterprise Server Edition IBM DB2 Connect 9.5 Application Server Edition IBM DB2 Connect 9.5 Enterprise Edition IBM DB2 Connect 9.5 Unlimited Edition for System i IBM DB2 Connect 9.5 Unlimited Edition for System z IBM DB2 9.1 Express Edition IBM DB2 9.1 Workgroup Server Edition IBM DB2 9.1 Enterprise Server Edition IBM DB2 9.1 Advanced Enterprise Server Edition IBM DB2 Connect 9.1 Application Server Edition IBM DB2 Connect 9.1 Enterprise Edition IBM DB2 Connect 9.1 Unlimited Edition for System i IBM DB2 Connect 9.1 Unlimited Edition for System z The following IBM V9.8 editions running on AIX and Linux: IBM DB2 pureScale Feature for Enterprise Server Edition REMEDIATION: There is no workaround nor mitigation. The fix is available for download and we recommend you apply the appropriate fix. Fix: Fix for this vulnerability is available for all release for download at the DB2 Fix Packs site: http://www.ibm.com/support/docview.wss?uid=swg27007053. Release APAR Download URL V9.1 FP11 IC76781 http://www.ibm.com/support/docview.wss?uid=swg24031281 V9.5 FP9 IC76899 http://www.ibm.com/support/docview.wss?uid=swg24032087 V9.7 FP5 IC76901 http://www.ibm.com/support/docview.wss?uid=swg24031181 V9.8 FP4 IC76902 http://www.ibm.com/support/docview.wss?uid=swg24030581 REFERENCES: Complete CVSS Guide On-line Calculator V2 X-Force Vulnerability Database CVE-2012-0710 *The CVSS Environment Score is customer environment specific and will ultimately impact the Overall CVSS Score. Customers can evaluate the impact of this vulnerability in their environments by accessing the links in the Reference section of this Flash. Note: According to the Forum of Incident Response and Security Teams (FIRST), the Common Vulnerability Scoring System (CVSS) is an "industry open standard designed to convey vulnerability severity and help to determine urgency and priority of response." IBM PROVIDES THE CVSS SCORES "AS IS" WITHOUT WARRANTY OF ANY KIND, INCLUDING THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS Note: IBMs statements regarding its plans, directions, and intent are subject to change or withdrawal without notice at IBMs sole discretion. Information regarding potential future products is intended to outline our general product direction and it should not be relied on in making a purchasing decision. The information mentioned regarding potential future products is not a commitment, promise, or legal obligation to deliver any material, code or functionality. Information about potential future products may not be incorporated into any contract. The development, release, and timing of any future features or functionality described for our products remains at our sole discretion. Copyright and trademark information IBM, the IBM logo and ibm.com are trademarks of International Business Machines Corp., registered in many jurisdictions worldwide. Other product and service names might be trademarks of IBM or other companies. A current list of IBM trademarks is available on the Web at "Copyright and trademark information" at www.ibm.com/legal/copytrade.shtml. ______________________________________________________________________ Security Bulletin: Remote Escalation of Privilege Vulnerability in DB2 Administration Server (CVE-2012-0711) DB2 for Linux, UNIX and Windows DBA/System Administration - DAS Management Software version: 9.1, 9.5, 9.7 Operating system(s): AIX, HP-UX, Linux, Linux iSeries, Linux pSeries, Linux zSeries, Solaris Software edition: Advanced Enterprise Server, Enterprise Server, Workgroup Server Reference #: 1588093 Modified date: 2012-03-16 Flash (Alert) Abstract Vulnerability in IBM DB2 Administrator Server could allow an escalation of privilege attack. Content VULNERABILITY DETAILS CVE ID: CVE-2012-0711 DESCRIPTION: The IBM DB2 products listed below contain a security vulnerability in the DB2 Administration Server (DAS) which would allow an attacker to remotely exploit it to gain elevated privilege or to cause a denial of service. This vulnerability is not applicable to DAS running on the Windows platform. CVSS: CVSS Base Score: 7.5 CVSS Temporal Score: See http://xforce.iss.net/xforce/xfdb/73495 for the current score CVSS Environmental Score*: Undefined CVSS String: (AV:N/AC:L/Au:N/C:P/I:P/A:P) DB2 RELEASES AFFECTED: DB2 Version 9.1 GA through to Version 9.1 Fix Pack 11. DB2 Version 9.5 GA through to Version 9.5 Fix Pack 8. DB2 Version 9.7 GA through to Version 9.7 Fix Pack 5 AFFECTED PLATFORMS: The following IBM DB2 V9.1, V9.5 and V9.7 editions running on AIX, Linux, HP, and Solaris: IBM DB2 9.7 Express Edition IBM DB2 9.7 Workgroup Server Edition IBM DB2 9.7 Enterprise Server Edition IBM DB2 9.7 Advanced Enterprise Server Edition IBM DB2 Connect 9.7 Application Server Edition IBM DB2 Connect 9.7 Enterprise Edition IBM DB2 Connect 9.7 Unlimited Edition for System i IBM DB2 Connect 9.7 Unlimited Edition for System z IBM DB2 9.5 Express Edition IBM DB2 9.5 Workgroup Server Edition IBM DB2 9.5 Enterprise Server Edition IBM DB2 9.5 Advanced Enterprise Server Edition IBM DB2 Connect 9.5 Application Server Edition IBM DB2 Connect 9.5 Enterprise Edition IBM DB2 Connect 9.5 Unlimited Edition for System i IBM DB2 Connect 9.5 Unlimited Edition for System z IBM DB2 9.1 Express Edition IBM DB2 9.1 Workgroup Server Edition IBM DB2 9.1 Enterprise Server Edition IBM DB2 9.1 Advanced Enterprise Server Edition IBM DB2 Connect 9.1 Application Server Edition IBM DB2 Connect 9.1 Enterprise Edition IBM DB2 Connect 9.1 Unlimited Edition for System i IBM DB2 Connect 9.1 Unlimited Edition for System z REMEDIATION: The DB2 Administration Server (DAS) is a control point used only to assist with tasks on DB2 database instances. You need DAS if you want to use available tools like the Configuration Assistant, the Control Center, or the Development Center. If you are not using those features then the vulnerability may be mitigated by stopping DAS. To stop DAS, you would need to have DAS administration authority. 1. Log in as an account or user ID that is part of the group defined in the DASADM_GROUP parameter. 2. Stop the DAS using the db2admin command as follows: db2admin stop Fix: The fix for this vulnerability is available in fix pack 9 of DB2 release V9.5 and the fix is planned to be made available in future fix packs of DB2 V9.1 and V9.7. In general, DB2 fix packs can be downloaded from the following site: http://www.ibm.com/support/docview.wss?uid=swg27007053. You may download the specific fix pack you need from the following: Release APAR Download URL V9.1 IC80561 Not available. Please contact technical support V9.5 FP9 IC80728 http://www.ibm.com/support/docview.wss?uid=swg24032087 V9.7 IC80729 Not available. Please contact technical support A special build with the interim fix will be made available for DB2 V9.1 FP11 and V9.7 FP5. Please contact your service representative to obtain the special build and reference the APAR number for the release you want: Contact Technical Support: In the United States and Canada dial 1-800-IBM-SERV View the support contacts for other countries outside of the United States. Electronically open a Service Request with DB2 Technical Support. REFERENCES: Complete CVSS Guide On-line Calculator V2 X-Force Vulnerability Database CVE-2012-0711 ACKNOWLEDGEMENT: This problem was reported to IBM by an anonymous researcher working with the iDefense Vulnerability Contributor Program (VCP). *The CVSS Environment Score is customer environment specific and will ultimately impact the Overall CVSS Score. Customers can evaluate the impact of this vulnerability in their environments by accessing the links in the Reference section of this Flash. Note: According to the Forum of Incident Response and Security Teams (FIRST), the Common Vulnerability Scoring System (CVSS) is an "industry open standard designed to convey vulnerability severity and help to determine urgency and priority of response." IBM PROVIDES THE CVSS SCORES "AS IS" WITHOUT WARRANTY OF ANY KIND, INCLUDING THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS Note: IBMs statements regarding its plans, directions, and intent are subject to change or withdrawal without notice at IBMs sole discretion. Information regarding potential future products is intended to outline our general product direction and it should not be relied on in making a purchasing decision. The information mentioned regarding potential future products is not a commitment, promise, or legal obligation to deliver any material, code or functionality. Information about potential future products may not be incorporated into any contract. The development, release, and timing of any future features or functionality described for our products remains at our sole discretion. Copyright and trademark information IBM, the IBM logo and ibm.com are trademarks of International Business Machines Corp., registered in many jurisdictions worldwide. Other product and service names might be trademarks of IBM or other companies. A current list of IBM trademarks is available on the Web at "Copyright and trademark information" at www.ibm.com/legal/copytrade.shtml. ______________________________________________________________________ Security Bulletin: Denial of Service Security Vulnerability in DB2s XML Feature. (CVE-2012-0712) Flash (Alert) DB2 for Linux, UNIX and Windows Compiler- Query Parser Software version: 9.5, 9.7, 9.8 Operating system(s): AIX, HP-UX, Linux, Linux iSeries, Linux pSeries, Linux zSeries, Solaris, Windows Software edition: Advanced Enterprise Server, Enterprise Server, Express, Express-C, Personal, Workgroup Server Reference #: 1588098 Modified date: 2012-03-16 Abstract Vulnerability in IBM DB2s XML Feature could allow a remote attacker to cause the database server to crash. Content VULNERABILITY DETAILS CVE ID: CVE-2012-0712 DESCRIPTION: The IBM DB2 products listed below contain a security vulnerability in DB2s XML Feature which could allow a malicious user to remotely exploit and cause a denial of service. To exploit the vulnerability, the user would need to have valid security credentials, and CONNECT privilege to the database. CVSS: CVSS Base Score: 4 CVSS Temporal Score: See http://xforce.iss.net/xforce/xfdb/73496 for the current score CVSS Environmental Score*: Undefined CVSS String: (AV:N/AC:L/Au:S/C:N/I:N/A:P) AFFECTED PLATFORMS: The following IBM DB2 V9.5 and V9.7 editions running on AIX, Linux, HP, Solaris and Windows: IBM DB2 9.7 Express Edition IBM DB2 9.7 Workgroup Server Edition IBM DB2 9.7 Enterprise Server Edition IBM DB2 9.7 Advanced Enterprise Server Edition IBM DB2 Connect 9.7 Application Server Edition IBM DB2 Connect 9.7 Enterprise Edition IBM DB2 Connect 9.7 Unlimited Edition for System i IBM DB2 Connect 9.7 Unlimited Edition for System z IBM DB2 9.5 Express Edition IBM DB2 9.5 Workgroup Server Edition IBM DB2 9.5 Enterprise Server Edition IBM DB2 9.5 Advanced Enterprise Server Edition IBM DB2 Connect 9.5 Application Server Edition IBM DB2 Connect 9.5 Enterprise Edition IBM DB2 Connect 9.5 Unlimited Edition for System i IBM DB2 Connect 9.5 Unlimited Edition for System z The following IBM V9.8 editions running on AIX and Linux: IBM DB2 pureScale Feature for Enterprise Server Edition REMEDIATION: There is a no workaround but there is mitigation for this vulnerability. Fixes are available as well. Mitigation: To exploit the vulnerability, the user would need to be able to connect to the database and execute an SQL statement. The exposure can be reduced by revoking CONNECT privilege from PUBLIC. Use the following command to revoke CONNECT privilege from PUBLIC: REVOKE CONNECT ON DATABASE FROM PUBLIC To obtain more information on the REVOKE database authority command, see the following: DB2 V9.8: http://publib.boulder.ibm.com/infocenter/db2luw/v9r8/topic/com.ibm.db2.luw.sql.ref.doc/doc/r0000981.html DB2 V9.7: http://publib.boulder.ibm.com/infocenter/db2luw/v9r7/topic/com.ibm.db2.luw.sql.ref.doc/doc/r0000981.html DB2 V9.5: http://publib.boulder.ibm.com/infocenter/db2luw/v9r5/topic/com.ibm.db2.luw.sql.ref.doc/doc/r0000981.html Fix: The fix for this vulnerability is available for download for DB2 release V9.5 Fix Pack 9. For V9.7, the fix is planned to be made available in future fix packs. In general, DB2 fix packs can be downloaded from the following site: http://www.ibm.com/support/docview.wss?uid=swg27007053. You may download the specific fix pack you need from the following: Release APAR Download URL V9.5 FP9 IC81379 http://www.ibm.com/support/docview.wss?uid=swg24032087??? V9.7 IC81380 Not available. Please contact technical support V9.8 IC81837 Not available. Please contact technical support A special build with the interim fix will be made available for DB2 V9.7 FP5 and V9.8 FP4. Please contact your service representative to obtain the special build and reference the APAR number for the release you want: Contact Technical Support: In the United States and Canada dial 1-800-IBM-SERV View the support contacts for other countries outside of the United States. Electronically open a Service Request with DB2 Technical Support. REFERENCES: Complete CVSS Guide On-line Calculator V2 X-Force Vulnerability Database CVE-2012-0712 ACKNOWLEDGEMENT: This problem was reported to IBM by an anonymous researcher working with the iDefense Vulnerability Contributor Program (VCP). *The CVSS Environment Score is customer environment specific and will ultimately impact the Overall CVSS Score. Customers can evaluate the impact of this vulnerability in their environments by accessing the links in the Reference section of this Flash. Note: According to the Forum of Incident Response and Security Teams (FIRST), the Common Vulnerability Scoring System (CVSS) is an "industry open standard designed to convey vulnerability severity and help to determine urgency and priority of response." IBM PROVIDES THE CVSS SCORES "AS IS" WITHOUT WARRANTY OF ANY KIND, INCLUDING THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS Note: IBMs statements regarding its plans, directions, and intent are subject to change or withdrawal without notice at IBMs sole discretion. Information regarding potential future products is intended to outline our general product direction and it should not be relied on in making a purchasing decision. The information mentioned regarding potential future products is not a commitment, promise, or legal obligation to deliver any material, code or functionality. Information about potential future products may not be incorporated into any contract. The development, release, and timing of any future features or functionality described for our products remains at our sole discretion. Copyright and trademark information IBM, the IBM logo and ibm.com are trademarks of International Business Machines Corp., registered in many jurisdictions worldwide. Other product and service names might be trademarks of IBM or other companies. A current list of IBM trademarks is available on the Web at "Copyright and trademark information" at www.ibm.com/legal/copytrade.shtml. ====================================================================== ========================================================= Serveur de référence du CERT-Renater https://services.renater.fr/ssi/ ========================================================= + CERT-RENATER | tel : 01-53-94-20-44 + + 23 - 25 Rue Daviel | fax : 01-53-94-20-41 + + 75013 Paris | email: certsvp@renater.fr + =========================================================