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                         AUSCERT Security Bulletin

                               ASB-2011.0051
        Mozilla patches vulnerabilities in Firefox and Thunderbird
                               22 June 2011

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

Product:              Firefox
                      Thunderbird
Operating System:     UNIX variants (UNIX, Linux, OSX)
                      Windows
Impact/Access:        Execute Arbitrary Code/Commands -- Remote with User Interaction
                      Denial of Service               -- Remote with User Interaction
                      Access Confidential Data        -- Remote with User Interaction
                      Cross-site Scripting            -- Remote with User Interaction
                      Provide Misleading Information  -- Remote with User Interaction
Resolution:           Patch/Upgrade
CVE Names:            CVE-2011-2377 CVE-2011-2375 CVE-2011-2374
                      CVE-2011-2373 CVE-2011-2371 CVE-2011-2370
                      CVE-2011-2369 CVE-2011-2368 CVE-2011-2367
                      CVE-2011-2366 CVE-2011-2365 CVE-2011-2364
Member content until: Friday, July 22 2011

OVERVIEW

        Mozilla has released updates to Firefox and Thunderbird.
        [1,2,3,4,5,6,7,8]


IMPACT

        The updates correct multiple vulnerabilities, some of which are
        believed to allow code execution. [1,2,3,4,5,6,7,8]
        
        The following CVEs have been assigned:
        CVE-2011-2374 CVE-2011-2375 CVE-2011-2375 CVE-2011-2364 CVE-2011-2365
        CVE-2011-2373 CVE-2011-2377 CVE-2011-2371 CVE-2011-2366 CVE-2011-2367
        CVE-2011-2368 CVE-2011-2369 CVE-2011-2370


MITIGATION

        Upgrade your Mozilla to version:
         - Firefox 5
         - Firefox 3.6.18
         - Thunderbird 3.1.11


REFERENCES

        [1] Mozilla Foundation Security Advisory 2011-19
            http://www.mozilla.org/security/announce/2011/mfsa2011-19.html

        [2] Mozilla Foundation Security Advisory 2011-20
            http://www.mozilla.org/security/announce/2011/mfsa2011-20.html

        [3] Mozilla Foundation Security Advisory 2011-21
            http://www.mozilla.org/security/announce/2011/mfsa2011-21.html

        [4] Mozilla Foundation Security Advisory 2011-22
            http://www.mozilla.org/security/announce/2011/mfsa2011-22.html

        [5] Mozilla Foundation Security Advisory 2011-25
            http://www.mozilla.org/security/announce/2011/mfsa2011-25.html

        [6] Mozilla Foundation Security Advisory 2011-26
            http://www.mozilla.org/security/announce/2011/mfsa2011-26.html

        [7] Mozilla Foundation Security Advisory 2011-27
            http://www.mozilla.org/security/announce/2011/mfsa2011-27.html

        [8] Mozilla Foundation Security Advisory 2011-28
            http://www.mozilla.org/security/announce/2011/mfsa2011-28.html

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.

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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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