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

From: Security Alert (
Date: 10/04/05

Date: Tue, 04 Oct 2005 21:55:53 GMT

Hash: SHA1



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

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

03 October 2005

Remote execution of privileged code

Hewlett-Packard Company
HP Software Security Response Team

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.

 ->CAN-2005-2871, CAN-2005-0399, CAN-2005-0401, CAN-2005-0989,

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



     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
    ->action: install revision or subsequent,
      work around CAN-2005-2781


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

 CAN-2005-0401 MFSA 2005-32 Drag and drop loading of privileged
 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:

 Mozilla for HP-UX revision 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
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
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
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
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
MFSA 2005-01 Link opened in new tab can load local file

More information about these potential vulnerabilities
can be found here:



HP has made the following available to resolve the issue.
These updates are available on :

 Mozilla for HP PA-RISC 11.0, 11i v1 (11.11) and
 11i v2 (11.23)
 Mozilla 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:
 -> <>.

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

Install Mozilla for HP-UX version 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:
 -> <>.

Revision 0: 19 April 2005
  Initial release

Revision 1: 8 August 2005
  Mozilla for HP-UX version 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:

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"HP is broadly distributing this Security Bulletin in order to
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Version: PGP 8.1


Yours truly,
HP S/W Security Team
WTEC Cupertino, California

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