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ESB-2014.1205 - [Win][Linux][AIX] IBM Sametime Classic Meeting Server: Multiple vulnerabilities

Date: 22 July 2014

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===========================================================================
             AUSCERT External Security Bulletin Redistribution

                               ESB-2014.1205
  Security Bulletin: Multiple Vulnerabilities in Sametime Classic Meeting
           Server (CVE-2014-3088, CVE-2014-4747, CVE-2014-4748)
                               22 July 2014

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

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

Product:           IBM Sametime Classic Meeting Server
Publisher:         IBM
Operating System:  AIX
                   Linux variants
                   Windows
Impact/Access:     Create Arbitrary Files   -- Remote/Unauthenticated      
                   Cross-site Scripting     -- Remote with User Interaction
                   Access Confidential Data -- Existing Account            
Resolution:        Patch/Upgrade
CVE Names:         CVE-2014-4748 CVE-2014-4747 CVE-2014-3088

Original Bulletin: 
   http://www-01.ibm.com/support/docview.wss?uid=swg21679221

- --------------------------BEGIN INCLUDED TEXT--------------------

Security Bulletin: Multiple Vulnerabilities in Sametime Classic Meeting
Server (CVE-2014-3088, CVE-2014-4747, CVE-2014-4748)

Security Bulletin

Document information

More support for:

IBM Sametime
Classic Meeting Server

Software version:
8.0, 8.0.1, 8.0.2, 8.5, 8.5.1, 8.5.1.1, 8.5.1.2, 8.5.2, 8.5.2.1

Operating system(s):
AIX, Linux, Windows

Reference #:
1679221

Modified date:
2014-07-19

Summary

Multiple Vulnerabilities in Sametime Classic Meeting Server (File upload -
CVE-2014-3088, Cross Site Scripting - CVE-2014-4747 and Meeting Password
Disclosure - CVE-2014-4748)

Vulnerability Details

CVE ID: CVE-2014-3088

DESCRIPTION:

IBM Sametime Classic Meeting Server could allow a remote attacker to upload
arbitrary files. By sending a specially crafted HTTP request, a remote
attacker could exploit this vulnerability to upload a malicious file to
the meeting. Other users may download and execute the file on their system.

CVSS:

CVSS Base Score: 6.8
CVSS Temporal Score: See http://xforce.iss.net/xforce/xfdb/94113 for the
current score
CVSS Environmental Score*: Undefined
CVSS Vector: (AV:N/AC:M/Au:N/C:P/I:P/A:P)

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


CVE-ID: CVE-2014-4747

DESCRIPTION:

IBM Sametime Classic Meeting Server allows a user that has access to the
same machine and browser of a user that is allowed to a meeting, to obtain
the meeting password hash from the HTML source.

CVSS:

CVSS Base Score: 2.1
CVSS Temporal Score: See http://xforce.iss.net/xforce/xfdb/94349 for the
current score
CVSS Environmental Score*: Undefined
CVSS Vector: (AV:L/AC:L/Au:N/C:P/I:N/A:N)

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


CVE-ID: CVE-2014-4748

DESCRIPTION:

IBM Sametime Classic Meeting Server is vulnerable to reflected cross-site
scripting, caused by improper validation of user supplied input. A remote
attacker could exploit this vulnerability using a specially crafted URL to
execute a script in a victim's Web browser within the security context of
the hosting Web site, once the URL is clicked. An attacker could use this
vulnerability to steal the victim's cookie-based authentication credentials.

CVSS:

CVSS Base Score: 4.3
CVSS Temporal Score: See http://xforce.iss.net/xforce/xfdb/94350 for the
current score
CVSS Environmental Score*: Undefined
CVSS Vector: (AV:N/AC:M/Au:N/C:N/I:P/A:N)

Affected Products and Versions

IBM Sametime Classic Meeting Server versions 8.0.x and 8.5.x

Remediation/Fixes

Install the following fixes based on the version that you are using.

Please follow the instructions in IBM technote #1679454 "Security fixes
for Sametime Classic Meetings Server."

References
Complete CVSS Guide
On-line Calculator V2

Related information
IBM Secure Engineering Web Portal
IBM Product Security Incident Response Blog

Acknowledgement

The vulnerabilities of CVE-2014-3088, CVE-2014-4747 and CVE-2014-4748 were
reported to IBM by Adriano Marcio Monteiro.

Change History

18 July 2014 - Original version published.

*The CVSS Environment Score is customer environment specific and will
ultimately impact the Overall CVSS Score. Customers can evaluate the impact
of this vulnerability in their environments by accessing the links in the
Reference section of this Security Bulletin.

Disclaimer

According to the Forum of Incident Response and Security Teams (FIRST), the
Common Vulnerability Scoring System (CVSS) is an "industry open standard
designed to convey vulnerability severity and help to determine urgency
and priority of response." IBM PROVIDES THE CVSS SCORES "AS IS" WITHOUT
WARRANTY OF ANY KIND, INCLUDING THE IMPLIED WARRANTIES OF MERCHANTABILITY AND
FITNESS FOR A PARTICULAR PURPOSE. CUSTOMERS ARE RESPONSIBLE FOR ASSESSING
THE IMPACT OF ANY ACTUAL OR POTENTIAL SECURITY VULNERABILITY.

- --------------------------END INCLUDED TEXT--------------------

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

Internet Email: auscert@auscert.org.au
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===========================================================================
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