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ESA-2015-177: RSA SecurID(r) Web Agent Authentication Bypass Vulnerability



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ESA-2015-177: RSA SecurID® Web Agent Authentication Bypass Vulnerability

EMC Identifier: ESA-2015-177

CVE Identifier: CVE-2015-6851

Severity Rating: 6.6 (AV:L/AC:L/Au:N/C:C/I:C/A:N)

Affected Products: 
   -   RSA SecurID® Web Agent versions prior to 8.0.
 
Summary:  
RSA SecurID Web Agent contains a patch that is designed to fix a Authentication bypass vulnerability that may potentially be exploited by malicious users to compromise the confidentiality and integrity of the affected system. 

Details: 
RSA SecurID Web Agent could be affected by Authentication bypass vulnerability.  In versions prior to 8.0, when the browser window was idle for more than a configured amount of time, the session was not terminated instead a privacy screen (pop-up for re-authentication) was rendered. A malicious user, with local or physical access to the end user system, would be able to dismiss the privacy screen using DOM Inspector tool and continue using Web Agent without re-authentication.
 
Recommendation: 
The following RSA SecurID Web Agent release contains resolution to this vulnerability:
   -   RSA SecurID Web Agent version 8.0

RSA recommends all customers upgrade at the earliest opportunity. 


Obtaining Downloads:
To obtain the latest RSA product downloads, log on to RSA SecurCare Online at https://knowledge.rsasecurity.com and click Products in the top navigation menu. Select the specific product whose download you want to obtain. Scroll to the section for the product download that you want and click on the link.

Obtaining Documentation:
To obtain RSA documentation, log on to RSA SecurCare Online at https://knowledge.rsasecurity.com and click Products in the top navigation menu. Select the specific product whose documentation you want to obtain. Scroll to the section for the product version that you want and click the set link.

Severity Rating:
For an explanation of Severity Ratings, refer to the Knowledge Base Article, ?Security Advisories Severity Rating? at https://knowledge.rsasecurity.com/scolcms/knowledge.aspx?solution=a46604. RSA recommends all customers take into account both the base score and any relevant temporal and environmental scores which may impact the potential severity associated with particular security vulnerability.

Obtaining More Information:
For more information about RSA products, visit the RSA web site at http://www.rsa.com.

Getting Support and Service:
For customers with current maintenance contracts, contact your local RSA Customer Support center with any additional questions regarding this RSA SecurCare Note. For contact telephone numbers or e-mail addresses, log on to RSA SecurCare Online at https://knowledge.rsasecurity.com, click Help & Contact, and then click the Contact Us - Phone tab or the Contact Us - Email tab.

General Customer Support Information:
http://www.emc.com/support/rsa/index.htm

RSA SecurCare Online:
https://knowledge.rsasecurity.com

EOPS Policy:
RSA has a defined End of Primary Support policy associated with all major versions. Please refer to the link below for additional details. 
http://www.emc.com/support/rsa/eops/index.htm

SecurCare Online Security Advisories
Read and use the information in this RSA Security Advisory to assist in avoiding any situation that might arise from the problems described herein.  If you have any questions regarding this product alert, contact RSA Software Technical Support at 1-800-995-5095.  RSA Security LLC and its affiliates, including without limitation, its ultimate parent company, EMC Corporation, distribute RSA Security Advisories in order to bring to the attention of users of the affected RSA products, important security information.  RSA recommends that all users determine the applicability of this information to their individual situations and take appropriate action.   The information set forth herein is provided "as is" without warranty of any kind.   RSA disclaims all warranties, either express or implied, including the warranties of merchantability, fitness for a particular purpose, title and non-infringement.  In no event shall RSA, its affiliates or its suppliers, be liable for any damages whatsoever including direct, indirect, incidental, consequential, loss of business profits or special damages, even if RSA, its affiliates or its suppliers have been advised of the possibility of such damages.  Some jurisdictions do not allow the exclusion or limitation of liability for consequential or incidental damages, so the foregoing limitation may not apply.

About RSA SecurCare Notes & Security Advisories Subscription
RSA SecurCare Notes & Security Advisories are targeted e-mail messages that RSA sends you based on the RSA product family you currently use. If you?d like to stop receiving RSA SecurCare Notes & Security Advisories, or if you?d like to change which RSA product family Notes & Security Advisories you currently receive, log on to RSA SecurCare Online at https://knowledge.rsasecurity.com/scolcms/help.aspx?_v=view3. Following the instructions on the page, remove the check mark next to the RSA product family whose Notes & Security Advisories you no longer want to receive. Click the Submit button to save your selection.

Sincerely,
RSA Customer Support

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