==================================================================== CERT-Renater Note d'Information No. 2012/VULN321 ____________________________________________________________________ DATE : 13/08/2012 HARDWARE PLATFORM(S): / OPERATING SYSTEM(S) : Systems running IBM WebSphere MQ File Transfer Edition versions up to and including 7.0.4, 7.5. ====================================================================== http://www.ibm.com/support/docview.wss?uid=swg21607481 http://www-01.ibm.com/support/docview.wss?uid=swg21607482 ______________________________________________________________________ Security Bulletin: IBM WebSphere MQ File Transfer Edition Web Gateway insufficient access control (CVE-2012-2206) Flash (Alert) Abstract A low risk security vulnerability in the "Web Gateway" component of IBM WebSphere MQ File Transfer Edition may result in authenticated users being able to access other users file transfers. Content CVE ID: CVE-2012-2206 DESCRIPTION: When using the web gateway, an authenticated user is able to access other users files without further access control if the URL of the file is known. The URL for a file contains non guessable elements. CVSS: CVSS Base Score: 3.5 CVSS Temporal Score: See http://xforce.iss.net/xforce/xfdb/77095 for the current score CVSS Environmental Score*: Undefined CVSS Vector: (AV:N/AC:M/Au:S/C:P/I:N/A:N) *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. AFFECTED PLATFORMS: Version 7.0.4 and all previous versions of WebSphere MQ File Transfer Edition running on all platforms are affected. REMEDIATION: The recommended solution is, for users of the web gateway in the affected products, to apply the fix for each named product as soon as practical. Please see below for information on the fixes available. FIX: For all affected versions of IBM WebSphere MQ File Transfer Edition: - Contact IBM Technical Support requesting an interim fix for APAR IC82761. Note that older releases of WebSphere MQ File Transfer Edition will first need to be upgraded to 7.0.4 or later. WORKAROUND: None known; apply fixes. MITIGATION: - Do not use the web gateway component. REFERENCES: Complete CVSS Guide (http://www.first.org/cvss/cvss-guid.html) On-line Calculator V2 (http://nvd.nist.gov/cvss.cfm?calculator&adv&version=2) X-Force Vulnerability Database (http://xforce.iss.net/xforce/xfdb/77095) CVE-2012-2206 (http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2012-2206) CHANGE HISTORY: 08 August 2012: Original Copy Published 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 FOR A PARTICULAR PURPOSE. CUSTOMERS ARE RESPONSIBLE FOR ASSESSING THE IMPACT OF ANY ACTUAL OR POTENTIAL SECURITY VULNERABILITY. 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: IBM WebSphere MQ File Transfer Edition Web Gateway vulnerable to CSRF attack (CVE-2012-3294) Flash (Alert) Abstract A low risk security vulnerability in the "Web Gateway" component of IBM WebSphere MQ File Transfer Edition and WebSphere MQ - Managed File Transfer may be susceptible to a Cross Site Request Forgery attack. Content CVE ID: CVE-2012-3294 DESCRIPTION: When using the web gateway, an authenticated user could visit a web page which contains malicious code that could reuse the user's authentication to the web gateway to perform actions for which that user is authorized. CVSS: CVSS Base Score: 4.3 CVSS Temporal Score: See http://xforce.iss.net/xforce/xfdb/77180 for the current score CVSS Environmental Score*: Undefined CVSS Vector: (AV:N/AC:M/Au:N/C:N/I:P/A:N) *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. AFFECTED PLATFORMS: Version 7.0.4 and all previous versions of WebSphere MQ File Transfer Edition running on all platforms are affected. Version 7.5 of WebSphere MQ - Managed File Transfer running on all platforms is also affected by this vulnerability. REMEDIATION: The recommended solution is, for users of the web gateway in the affected products, to apply the fix for each named product as soon as practical. Please see below for information on the fixes available. FIX: For IBM WebSphere MQ File Transfer Edition and IBM WebSphere MQ Managed File Transfer: For all versions - Contact IBM Technical Support requesting an interim fix for APAR IC85516. Note that older releases of WebSphere MQ File Transfer Edition will first need to be upgraded to 7.0.4 or later. WORKAROUND: None known; apply fixes. MITIGATION: - When the web gateway is open, do not use your web browser to visit other websites. - Do not use the web gateway component. REFERENCES: Complete CVSS Guide (http://www.first.org/cvss/cvss-guid.html) On-line Calculator V2 (http://nvd.nist.gov/cvss.cfm?calculator&adv&version=2) X-Force Vulnerability Database (http://xforce.iss.net/xforce/xfdb/77180) CVE-2012-2206 (http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2012-3294) ACKNOWLEDGEMENT: The vulnerability was reported to IBM by Nir Valtman from Citadel Consulting (Israel). CHANGE HISTORY: 08 August 2012: Original Copy Published 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 FOR A PARTICULAR PURPOSE. CUSTOMERS ARE RESPONSIBLE FOR ASSESSING THE IMPACT OF ANY ACTUAL OR POTENTIAL SECURITY VULNERABILITY. 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 + =========================================================