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TUCoPS :: Unix :: General :: n-156.txt

ProFTPD ASCII File Remote Compromise Vulnerability (CIAC N-156)





             __________________________________________________________

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

                             INFORMATION BULLETIN

               ProFTPD ASCII File Remote Compromise Vulnerability


September 30, 2003 13:00 GMT                                      Number N-156
______________________________________________________________________________
PROBLEM:       A flaw in the ProFTPD Unix FTP server ASCII file upload 
               component can cause a buffer overflow and give a remote 
               intruder root access. 
PLATFORM:      ProFTPD 1.2.7, 1.2.8, 8rc1, 8rc2, 9rc1, 9rc2 
DAMAGE:        A buffer overflow and give a remote intruder root access. 
SOLUTION:      Apply patch for the ProFTPD vulnerability. 
______________________________________________________________________________
VULNERABILITY  The risk is HIGH. A remote intruder can get root access if 
ASSESSMENT:    anonymous uploading is allowed. Authenticated users can get 
               root if anonymous ulploading is not allowed. 
______________________________________________________________________________
LINKS: 
 CIAC BULLETIN:      http://www.ciac.org/ciac/bulletins/n-156.shtml 
 ORIGINAL BULLETIN:  http://xforce.iss.net/xforce/alerts/id/154 
______________________________________________________________________________

Due to ISS copyright restrictions, CIAC is only able to provide a link to 
ISS's bulletin.

For more information, visit:  
http://xforce.iss.net/xforce/alerts/id/154

_______________________________________________________________________________

CIAC wishes to acknowledge the contributions of Internet Security Systems X-Force 
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.

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