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HP SECURITY BULLETIN

HPSBUX01133     REVISION: 2

SSRT5940 rev.2 - HP-UX Mozilla remote, unauthorized user may
execute privileged code

NOTICE:
The information in this Security Bulletin should be acted upon
as soon as possible.

INITIAL RELEASE:
03 October 2005

POTENTIAL SECURITY IMPACT:
Remote execution of privileged code

SOURCE:
Hewlett-Packard Company
HP Software Security Response Team

VULNERABILITY SUMMARY:
A potential security vulnerability has been identified with HP-UX
running Mozilla, where a heap overflow could be exploited to allow
a remote, unauthorized user to execute privileged code.

REFERENCES:
 ->CAN-2005-2871, CAN-2005-0399, CAN-2005-0401, CAN-2005-0989,
CAN-2004-1316

SUPPORTED SOFTWARE VERSIONS*:  ONLY impacted versions are listed.
HP-UX  B.11.00, B.11.11, B.11.22, B.11.23 running Mozilla versions
prior to 1.7.8.00.

BACKGROUND:

     AFFECTED VERSIONS

     Note: To determine if a system has an affected version,
           search the output of "swlist -a revision -l fileset"
           for an affected fileset.  Then determine if the
           recommended patch or update is installed.


     HP-UX B.11.00
     HP-UX B.11.11
     HP-UX B.11.22
     HP-UX B.11.23
     =============
     Mozilla.MOZ-COM
    ->action: install revision 1.7.8.00 or subsequent,
      work around CAN-2005-2781


     END AFFECTED VERSIONS


 Revision 0 of this bulletin listed the following potential
 vulnerabilities and recommended
 Mozilla for HP-UX revision 1.7.3.02 :

 CAN-2005-0401 MFSA 2005-32 Drag and drop loading of privileged
                            XUL
 CAN-2005-0399 MFSA 2005-30 GIF heap overflow parsing Netscape
                            extension 2
 CAN-2005-0989 MFSA 2005-33 Javascript "lambda" replace exposes
                            memory contents
 CAN-2004-1316 MFSA 2005-06 Heap overrun handling malicious news:
                            URL

 Mozilla for HP-UX revision 1.7.8.00 is now available, addressing
 the following:

First Resolved in Mozilla 1.7.8
MFSA 2005-44 Privilege escalation via non-DOM property overrides
MFSA 2005-43 "Wrapped" javascript: urls bypass security checks
MFSA 2005-42 Code execution via javascript: IconURL


First Resolved in Mozilla 1.7.7
MFSA 2005-33 Javascript "lambda" replace exposes memory contents
MFSA 2005-35 Showing blocked javascript: popup uses wrong
             privilege context
MFSA 2005-36 Cross-site scripting through global scope pollution
MFSA 2005-37 Code execution through javascript: favicons
MFSA 2005-38 Search plugin cross-site scripting
MFSA 2005-40 Missing Install object instance checks
MFSA 2005-41 Privilege escalation via DOM property overrides


First Resolved in Mozilla 1.7.6
MFSA 2005-32 Drag and drop loading of privileged XUL
MFSA 2005-30 GIF heap overflow parsing Netscape extension 2
MFSA 2005-29 Internationalized Domain Name (IDN) homograph
             spoofing
MFSA 2005-28 Unsafe /tmp/plugtmp directory exploitable to erase
             user's files
MFSA 2005-27 Plugins can be used to load privileged content
MFSA 2005-26 Cross-site scripting by dropping javascript: link on
             tab
MFSA 2005-25 Image drag and drop executable spoofing
MFSA 2005-24 HTTP auth prompt tab spoofing
MFSA 2005-23 Download dialog source spoofing
MFSA 2005-21 Overwrite arbitrary files downloading .lnk twice
MFSA 2005-20 XSLT can include stylesheets from arbitrary hosts
MFSA 2005-18 Memory overwrite in string library
MFSA 2005-17 Install source spoofing with user:pass@host
MFSA 2005-16 Spoofing download and security dialogs with
             overlapping windows
MFSA 2005-15 Heap overflow possible in UTF8 to Unicode conversion
MFSA 2005-14 SSL "secure site" indicator spoofing
MFSA 2005-13 Window Injection Spoofing


First Resolved in Mozilla 1.7.5
MFSA 2005-22 Download dialog spoofing using Content-Disposition
             header
MFSA 2005-11 Mail client responds to cookie requests
MFSA 2005-09 Browser responds to proxy auth request from non-proxy
             ssl server
MFSA 2005-08 Synthetic middle-click event can steal clipboard
                contents
MFSA 2005-06 Heap overrun handling malicious news: URL
MFSA 2005-05 Input stealing from other tabs
MFSA 2005-04 Secure site lock can be spoofed using view-source:
MFSA 2005-03 Secure site lock can be spoofed by a binary download
MFSA 2005-02 Opened attachments are temporarily saved
             world-readable
MFSA 2005-01 Link opened in new tab can load local file

More information about these potential vulnerabilities
can be found here:

<http://www.mozilla.org/projects/security/
known-vulnerabilities.html#Mozilla>

RESOLUTION:

HP has made the following available to resolve the issue.
These updates are available on http://www.hp.com/go/mozilla :

 Mozilla 1.7.8.00 for HP PA-RISC 11.0, 11i v1 (11.11) and
 11i v2 (11.23)
 Mozilla 1.7.8.00 for HP Integrity 11.22 (11i v1.6) and
 HP-UX 11.23 (11i v2)

 ->A link to a work around for CAN-2005-2871 can be found here:
 ->  < http://www.hp.com/products1/unix/java/mozilla/index.html>.

 ->CAN-2005-2871 is also known as:
 ->MFSA 2005-57 IDN heap overrun using soft-hyphens

MANUAL ACTIONS:  Yes - Update
Install Mozilla for HP-UX version 1.7.8.00 or subsequent.
 ->Then apply the workaround  for:
 ->     CAN-2005-2781 MFSA 2005-57
 ->     IDN heap overrun using soft-hyphens
 ->The instructions for working around the vulnerability are here:
 -> <http://www.hp.com/products1/unix/java/mozilla/index.html>.

BULLETIN REVISION HISTORY:
Revision 0:  19 April 2005
  Initial release

Revision 1:  8 August 2005
  Mozilla for HP-UX version 1.7.8.00 is available.

Revision 2:  3 October 2005
  Added CAN-2005-2871.




HP-UX SPECIFIC SECURITY BULLETINS*:  Security Patch Check revision
B.02.00 analyzes all HP-issued Security Bulletins to provide a
subset of recommended actions that potentially affect a specific
HP-UX system.

For more information:
http://www.software.hp.com/cgi-bin/swdepot_parser.cgi/cgi/
displayProductInfo.pl?productNumber=B6834AA


SUPPORT: For further information, contact normal HP Services
support channel.

REPORT: To report a potential security vulnerability with any HP
supported product, send Email to: security-alert@hp.com. It is
strongly recommended that security related information being
communicated to HP be encrypted using PGP, especially exploit
information. To obtain the security-alert PGP key please send an
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* The Software Product Category that this Security Bulletin
  relates to is represented by the 5th and 6th characters of the
  Bulletin number:
    GN = HP General SW,
    MA = HP Management Agents,
    MI = Misc. 3rd party SW,
    MP = HP MPE/iX,
    NS = HP NonStop Servers,
    OV = HP OpenVMS,
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    TU = HP Tru64 UNIX,
    UX = HP-UX,
    VV = HP Virtual Vault

System management and security procedures must be reviewed
frequently to maintain system integrity. HP is continually
reviewing and enhancing the security features of software products
to provide customers with current secure solutions.

"HP is broadly distributing this Security Bulletin in order to
bring to the attention of users of the affected HP products the
important security information contained in this Bulletin. HP
recommends that all users determine the applicability of this
information to their individual situations and take appropriate
action. HP does not warrant that this information is necessarily
accurate or complete for all user situations and, consequently, HP
will not be responsible for any damages resulting from user's use
or disregard of the information provided in this Bulletin. To the
extent permitted by law, HP disclaims all warranties, either
express or implied, including the warranties of merchantability
and fitness for a particular purpose, title and non-infringement."


(c)Copyright 2005 Hewlett-Packard Development Company, L.P.
Hewlett-Packard Company shall not be liable for technical or
editorial errors or omissions contained herein. The information
provided is provided "as is" without warranty of any kind. To the
extent permitted by law, neither HP nor its affiliates,
subcontractors or suppliers will be liable for incidental, special
or consequential damages including downtime cost; lost profits;
damages relating to the procurement of substitute products or
services; or damages for loss of data, or software restoration.
The information in this document is subject to change without
notice. Hewlett-Packard Company and the names of Hewlett-Packard
products referenced herein are trademarks of Hewlett-Packard
Company in the United States and other countries. Other product
and company names mentioned herein may be trademarks of their
respective owners.

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