__________________________________________________________

                       The U.S. Department of Energy
                   Computer Incident Advisory Capability
                           ___  __ __    _     ___
                          /       |     /_\   /
                          \___  __|__  /   \  \___
             __________________________________________________________

                             INFORMATION BULLETIN

                 Chilkat Email 'ChilkatCert.dll' Vulnerability
                             [Security Focus 27493]

January 31, 2008 14:00 GMT                                        Number S-151
______________________________________________________________________________
PROBLEM:       Chilkat Email ActiveX control is prone to a vulnerability that 
               allows attackers to create or overwrite arbitrary data with the 
               privileges of the application using the control (typically 
               Internet Explorer). 
PLATFORM:      Chilkat Email 7.8 
DAMAGE:        Compromise affected computers or cause denial-of-service 
               conditions. 
SOLUTION:      Upgrade to the appropriate version. 
______________________________________________________________________________
VULNERABILITY  The risk is LOW. Successful exploits can compromise affected 
ASSESSMENT:    computers or cause denial-of-service conditions; other attacks 
               are possible. 
______________________________________________________________________________
LINKS: 
 CIAC BULLETIN:      http://www.ciac.org/ciac/bulletins/s-151.shtml 
 ORIGINAL BULLETIN:  http://www.securityfocus.com/bid/27493/discuss 
______________________________________________________________________________
[***** Start Security Focus 27493 *****]

Chilkat Email 'ChilkatCert.dll' ActiveX Control Insecure Method Vulnerability

Chilkat Email ActiveX control is prone to a vulnerability that allows attackers 
to create or overwrite arbitrary data with the privileges of the application 
using the control (typically Internet Explorer).

Successful exploits can compromise affected computers or cause denial-of-service 
conditions; other attacks are possible.

This issue affects the 'ChilkatCert.dll' library of the Chilkat Email ActiveX 
control 7.8; other versions may also be affected. 

Bugtraq ID:  27493  
Class:  Input Validation Error  
CVE:   
Remote:  Yes  
Local:  No  
Published:  Jan 29 2008 12:00AM  
Updated:  Jan 30 2008 01:57PM  
Credit:  darkl0rd is credited with the discovery of this vulnerability.  
Vulnerable:  Chilkat Email 7.8
 


[***** End Security Focus 27493 *****]
_______________________________________________________________________________

CIAC wishes to acknowledge the contributions of Security Focus for the 
information contained in this bulletin.
_______________________________________________________________________________


CIAC, the Computer Incident Advisory Capability, is the computer
security incident response team for the U.S. Department of Energy
(DOE) and the emergency backup response team for the National
Institutes of Health (NIH). CIAC is located at the Lawrence Livermore
National Laboratory in Livermore, California. CIAC is also a founding
member of FIRST, the Forum of Incident Response and Security Teams, a
global organization established to foster cooperation and coordination
among computer security teams worldwide.

CIAC services are available to DOE, DOE contractors, and the NIH. CIAC
can be contacted at:
    Voice:    +1 925-422-8193 (7x24)
    FAX:      +1 925-423-8002
    STU-III:  +1 925-423-2604
    E-mail:   ciac@ciac.org

Previous CIAC notices, anti-virus software, and other information are
available from the CIAC Computer Security Archive.

   World Wide Web:      http://www.ciac.org/
   Anonymous FTP:       ftp.ciac.org

PLEASE NOTE: Many users outside of the DOE, ESnet, and NIH computing
communities receive CIAC bulletins.  If you are not part of these
communities, please contact your agency's response team to report
incidents. Your agency's team will coordinate with CIAC. The Forum of
Incident Response and Security Teams (FIRST) is a world-wide
organization. A list of FIRST member organizations and their
constituencies can be obtained via WWW at http://www.first.org/.

This document was prepared as an account of work sponsored by an
agency of the United States Government. Neither the United States
Government nor the University of California nor any of their
employees, makes any warranty, express or implied, or assumes any
legal liability or responsibility for the accuracy, completeness, or
usefulness of any information, apparatus, product, or process
disclosed, or represents that its use would not infringe privately
owned rights. Reference herein to any specific commercial products,
process, or service by trade name, trademark, manufacturer, or
otherwise, does not necessarily constitute or imply its endorsement,
recommendation or favoring by the United States Government or the
University of California. The views and opinions of authors expressed
herein do not necessarily state or reflect those of the United States
Government or the University of California, and shall not be used for
advertising or product endorsement purposes.

LAST 10 CIAC BULLETINS ISSUED (Previous bulletins available from CIAC)

S-141: Horde3 Vulnerabilities
S-142: scponly Vulnerability
S-143: Cisco Wireless Control System Tomcat mod_jk.so Vulnerability
S-144: Cisco PIX and ASA Time-to-Live Vulnerability
S-145: MySQL-dfsg-5.0 Vulnerabilities
S-146: Joomla! PHP Vulnerabilities
S-147: Connectix Boards 'part_userprofile.php' Vulnerability
S-148: SQLiteManager 'confirm.php' Vulnerability
S-149: SafeNET HighAssurance Remote and SoftRemote IPSecDrv.SYS Vulnerability
S-150: IBM AIX 'piox25.c/poix25remote.sh' Vulnerability