Bug 886031 (CVE-2012-5055)

Summary: CVE-2012-5055 Spring Security: Ability to determine if username is valid via DaoAuthenticationProvider
Product: [Other] Security Response Reporter: Jan Lieskovsky <jlieskov>
Component: vulnerabilityAssignee: Red Hat Product Security <security-response-team>
Status: CLOSED ERRATA QA Contact:
Severity: low Docs Contact:
Priority: low    
Version: unspecifiedCC: djorm
Target Milestone: ---Keywords: Security
Target Release: ---   
Hardware: All   
OS: Linux   
Whiteboard:
Fixed In Version: Doc Type: Bug Fix
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Clone Of: Environment:
Last Closed: 2013-03-14 18:21:11 UTC Type: ---
Regression: --- Mount Type: ---
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oVirt Team: --- RHEL 7.3 requirements from Atomic Host:
Cloudforms Team: --- Target Upstream Version:
Embargoed:
Bug Depends On: 896347    
Bug Blocks: 886032    

Description Jan Lieskovsky 2012-12-11 11:04:21 UTC 
A security flaw was found in the way DaoAuthenticationProvider of Spring Security Framework performed user authentication. A remote attacker could use this flaw to determine if a particular user name was valid via time difference in cases, when authenticating existing versus non-existing user(s).

References:
[1] http://support.springsource.com/security/cve-2012-5055
Comment 3 errata-xmlrpc 2013-03-14 16:48:59 UTC 
This issue has been addressed in following products:

  Fuse ESB Enterprise 7.1.0 Patch 3

Via RHSA-2013:0649 https://rhn.redhat.com/errata/RHSA-2013-0649.html
Comment 4 Vincent Danen 2013-03-14 17:08:54 UTC 
Statement:

(none)