Note: This is an archival copy of Security Sun Alert 242026 as previously published on http://sunsolve.sun.com.
Latest version of this security advisory is available from http://support.oracle.com as Sun Alert 1019602.1.
Article ID : 1019602.1
Article Type : Sun Alerts (SURE)
Last reviewed : 2010-01-19
Audience : PUBLIC
Copyright Notice: Copyright © 2010, Oracle Corporation and/or its affiliates.

A Security Vulnerability in Sun Java System Access Manager May Allow a Remote Unprivileged User to Determine the Existence of "guessed" Usernames

Category
Security

Release Phase
Resolved

Bug Id
6712993

Product
Sun Java System Access Manager 6 2005Q1
Sun Java System Access Manager 7 2005Q4
Sun Java System Access Manager 7.1

Date of Resolved Release
27-Jan-2009

A Security Vulnerability in Sun Java System Access Manager May Allow a Remote Unprivileged User to Determine the Existence of "guessed" Usernames

1. Impact

A security vulnerability in Sun Java System Access Manager may allow a remote unprivileged user to determine the existence of "guessed" usernames.

Sun acknowledges with thanks, Marco Mella (http://www.aboutsecurity.net/) for bringing this issue to our attention.

2. Contributing Factors

This issue can occur in the following releases:

SPARC Platform:
  • Sun Java System Access Manager 6.3 2005Q1 (for Solaris 8, 9 and 10) without patch 119465-15
  • Sun Java System Access Manager 7 2005Q4 (for Solaris 8, 9 and 10) without patch 120954-08
  • Sun Java System Access Manager 7.1 (for Solaris 8, 9 and 10) without patch 126356-02
    x86 Platform:
    • Sun Java System Access Manager 6.3 2005Q1 (for Solaris 8, 9 and 10) without patch 119465-15
    • Sun Java System Access Manager 7 2005Q4 (for Solaris 9 and 10) without patch 120955-08
    • Sun Java System Access Manager 7.1 (for Solaris 8, 9 and 10) without patch 126357-02
    Linux Platform:
    • Sun Java System Access Manager 6.3 2005Q1 without patch 119502-15
    • Sun Java System Access Manager 7 2005Q4 without patch 120956-08
    • Sun Java System Access Manager 7.1 without patch 126358-02
    Windows Platform:
    • Sun Java System Access Manager 7 2005Q4 without patch 124296-08
    • Sun Java System Access Manager 7.1 without patch 126359-02
    HP-UX:
    • Sun Java System Access Manager 7 2005Q4 without patch 126371-08
    Other:
    • Sun Java System Access Manager 7.1 WAR file-based installation (all platforms) without patch 140504-02
    Note: This issue exists in the login module for Sun Java System Access Manager. Sun Java System Identity Server 6.1 and 6.2 will not be evaluated regarding this issue.

    To determine if Sun Java System Access Manager is installed on a Solaris system, the following command can be run :
    % pkginfo -l SUNWamsvc
    PKGINST:   SUNWamsvc
    NAME:      Sun Java System Access Manager Services
    CATEGORY:  application
    ARCH:      all
    VERSION:   7.0,REV=05.08.10.09.17
    To determine the version of Sun Java System Access Manager on other systems, the following command can be run (as "root" user):
    # <access-manager-install-dir>/bin/amadmin --version
    Sun Java System Access Manager 7 2005Q4
    (where <access-manager-install-dir> is the installation directory of the Sun Java System Access Manager).

    3. Symptoms

    There are no predictable symptoms that would indicate the described issue has been exploited.

    4. Workaround

    There is no workaround for this issue. Please see the Resolution section below.

    5. Resolution

    This issue is addressed in the following releases:

    SPARC Platform:
    • Sun Java System Access Manager 6.3 2005Q1 (for Solaris 8, 9 and 10) with patch 119465-15 or later
    • Sun Java System Access Manager 7 2005Q4 (for Solaris 8, 9 and 10) with patch 120954-08 or later
    • Sun Java System Access Manager 7.1 (for Solaris 8, 9 and 10) with patch 126356-02 or later
    x86 Platform:
    • Sun Java System Access Manager 6.3 2005Q1 (for Solaris 8, 9 and 10) with patch 119465-15 or later
    • Sun Java System Access Manager 7 2005Q4 (for Solaris 9 and 10) with patch 120955-08 or later
    • Sun Java System Access Manager 7.1 (for Solaris 8, 9 and 10) with patch 126357-02 or later
    Linux Platform:
    • Sun Java System Access Manager 6.3 2005Q1 with patch 119502-15 or later
    • Sun Java System Access Manager 7 2005Q4 with patch 120956-08 or later
    • Sun Java System Access Manager 7.1 with patch 126358-02 or later
    Windows Platform:
    • Sun Java System Access Manager 7 2005Q4 with patch 124296-08 or later
    • Sun Java System Access Manager 7.1 with patch 126359-02 or later
    HP-UX:
    • Sun Java System Access Manager 7 2005Q4 with patch 126371-08 or later
    Other:
    • Sun Java System Access Manager 7.1 WAR file-based installation (all platforms) with patch 140504-02 or later
    For more information on Security Sun Alerts, see 1009886.1.

    This Sun Alert notification is being provided to you on an "AS IS" basis. This Sun Alert notification may contain information provided by third parties. The issues described in this Sun Alert notification may or may not impact your system(s). Sun makes no representations, warranties, or guarantees as to the information contained herein. ANY AND ALL WARRANTIES, EXPRESS OR IMPLIED, INCLUDING WITHOUT LIMITATION WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE, OR NON-INFRINGEMENT, ARE HEREBY DISCLAIMED. BY ACCESSING THIS DOCUMENT YOU ACKNOWLEDGE THAT SUN SHALL IN NO EVENT BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, PUNITIVE, OR CONSEQUENTIAL DAMAGES THAT ARISE OUT OF YOUR USE OR FAILURE TO USE THE INFORMATION CONTAINED HEREIN. This Sun Alert notification contains Sun proprietary and confidential information. It is being provided to you pursuant to the provisions of your agreement to purchase services from Sun, or, if you do not have such an agreement, the Sun.com Terms of Use. This Sun Alert notification may only be used for the purposes contemplated by these agreements.

    Copyright 2000-2008 Sun Microsystems, Inc., 4150 Network Circle, Santa Clara, CA 95054 U.S.A. All rights reserved.

    References

    120954-08
    120955-08
    120956-08
    124296-08
    119465-15
    119502-15
    126356-02
    126357-02
    126358-02
    126359-02




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