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                         AUSCERT Security Bulletin

                              ASB-2012.0169.2
   A number of vulnerabilities have been identified in Novell eDirectory
                              18 January 2013

===========================================================================

        AusCERT Security Bulletin Summary
        ---------------------------------

Product:              Novell eDirectory
Operating System:     SUSE
                      Red Hat Enterprise Linux Server 5
                      Red Hat Enterprise Linux Server 6
                      VMWare ESX Server
                      Solaris
                      AIX
                      Windows Server 2003
                      Windows Server 2008
                      Windows Server 2008 R2
Impact/Access:        Root Compromise      -- Remote/Unauthenticated      
                      Cross-site Scripting -- Remote with User Interaction
                      Denial of Service    -- Unknown/Unspecified         
                      Unauthorised Access  -- Unknown/Unspecified         
Resolution:           Patch/Upgrade
CVE Names:            CVE-2012-0432 CVE-2012-0430 CVE-2012-0429
                      CVE-2012-0428  
Member content until: Friday, January 18 2013

Comment: The vendor patch should urgently be applied, as remote exploit code is 
         publicly available.

Revision History:     January  18 2013: Code which can remotely exploit 
                                        CVE-2012-0432 is publicly available
                      December  4 2012: Initial Release

OVERVIEW

        A number of vulnerabilities have been identified in Novell eDirectory 
        prior to version 8.8 SP7 Patch 2. [1]


IMPACT

        The vendor has provided the following details regarding these
        vulnerabilities:
        
        "- Security Vulnerability: eDirectory DoS dhost request with certains 
           characters  (Bug 772895) (CVE-2012-0429)
         - Security Vulnerability: eDirectory Authorization Mechanism Bypass  
           (Bug 772898) (CVE-2012-0430)
         - Security Vulnerability: eDirectory Cross Site Scripting exploit  
           (Bug 772899) (CVE-2012-0428)
         - Security Vulnerability: Novell NCP Pre-Auth Remote Stack-Based 
           Buffer Overflow  (Bug 785272) (CVE-2012-0432)" [1]
        
        David Klein has advised on the Full Disclosure mailing list that a 
        remote root compromise is possible via CVE-2012-0432. [2]


MITIGATION

        The vendor recommends updating to the latest version of Novell
        eDirectory to correct these issues. [1]


REFERENCES

        [1] History of Issues Resolved in eDirectory 8.8.x
            http://www.novell.com/support/kb/doc.php?id=3426981

        [2] Novell NCP Pre-Auth Remote Stack-Based Buffer Overflow.
            (CVE-2012-0432)
            http://seclists.org/fulldisclosure/2013/Jan/97

AusCERT has made every effort to ensure that the information contained
in this document is accurate.  However, the decision to use the information
described is the responsibility of each user or organisation. The decision to
follow or act on information or advice contained in this security bulletin is
the responsibility of each user or organisation, and should be considered in
accordance with your organisation's site policies and procedures. AusCERT
takes no responsibility for consequences which may arise from following or
acting on information or advice contained in this security bulletin.

===========================================================================
Australian Computer Emergency Response Team
The University of Queensland
Brisbane
Qld 4072

Internet Email: auscert@auscert.org.au
Facsimile:      (07) 3365 7031
Telephone:      (07) 3365 4417 (International: +61 7 3365 4417)
                AusCERT personnel answer during Queensland business hours 
                which are GMT+10:00 (AEST).
                On call after hours for member emergencies only.
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