000033828 - RSA Authentication Manager 8.2 Security Vulnerability for OpenSSH (CVE-2016-6210) - False Positive

Document created by RSA Customer Support Employee on Aug 26, 2016
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Article Number000033828
Applies ToRSA Authentication Manager 8.2
 
CVE IDCVE-2016-6210
Article SummaryInformation about the impact in RSA Authentication Manager 8.2 of CVE-2016-6210, reported by OpenSSH.org in July 2016.
Link to Advisorieshttp://seclists.org/fulldisclosure/2016/Jul/51
https://web.nvd.nist.gov/view/vuln/detail?vulnId=CVE-2016-6210
 
Alert ImpactNot Exploitable
Technical DetailsThe flaw exists but it is not exploitable
Technical Details Explanation

CVE-2016-6210

Description

By sending large passwords, a remote user can enumerate users on system that runs SSHD. This problem exists in most modern configuration due to the fact that it takes much longer to calculate SHA256/SHA512 hash than BLOWFISH hash.
A timing attack on SSH authentications.  Which through trial and error and enumerate users allowed to login via SSH to a system.

Response

The flaw exists but does not add an additional security risk.
Enumerating users is not useful as Authentication Manager only has a single user who can login; i. e., the appliance administrator (rsaadmin), and this username is included in the publicly available documentation.

 

Disclaimer

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, distributes 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 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 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.

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