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ASB-2016.0029 - [Win] Apple Software Update: Provide misleading information - Remote/unauthenticated

Date: 14 March 2016

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===========================================================================
                         AUSCERT Security Bulletin

                               ASB-2016.0029
       A vulnerability has been identified in Apple Software Update
                               14 March 2016

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

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

Product:              Apple Software Update
Operating System:     Windows
Impact/Access:        Provide Misleading Information -- Remote/Unauthenticated
Resolution:           Patch/Upgrade
CVE Names:            CVE-2016-1731  
Member content until: Wednesday, April 13 2016

OVERVIEW

        A vulnerability has been identified in Apple Software Update prior to
        version 2.2. [1]


IMPACT

        The vendor has provided the following details regarding this 
        vulnerability:
        
        CVE-2016-1731: "Impact: An attacker in a privileged network position
        may be able to control the contents of the updates window
        
        Description: The contents of the updates window were retrieved from
        the network using an unprotected HTTP connection. This issue was 
        addressed by using an encrypted HTTPS connection to retrieve the 
        contents." [1]


MITIGATION

        The vendor recommends updating to the latest version of Apple Software
        Update to correct this issue. [1]


REFERENCES

        [1] About the security content of Apple Software Update 2.2
            https://support.apple.com/en-au/HT206091

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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