Published:2011/10/28  Last Updated:2011/10/28

FFFTP may insecurely load executable files


FFFTP may use unsafe methods for determining how to load executables (.exe)

Products Affected

  • FFFTP Version 1.98a and earlier


FFFTP loads certain executables when using certain functions. FFFTP contains an issue with the file search path, which may insecurely load executables.


An attacker may execute arbitrary code with the privilege of the running application.


Update the software
Update to the latest version according to the information provided by the developer.


JPCERT/CC Addendum

Vulnerability Analysis by JPCERT/CC

Analyzed on 2011.10.28

Measures Conditions Severity
Access Required can be attacked over the Internet using packets
  • High
Authentication anonymous or no authentication (IP addresses do not count)
  • High
User Interaction Required the user must be convinced to take a standard action that does not feel harmful to most users, such as click on a link or view a file
  • Mid
Exploit Complexity some expertise and/or luck required (most buffer overflows, guessing correctly in small space, expertise in Windows function calls)
  • Mid-High

Description of each analysis measures


Makoto Shiotsuki reported this vulnerability to IPA.
JPCERT/CC coordinated with the developer under Information Security Early Warning Partnership.

Other Information

JPCERT Reports
CERT Advisory
CPNI Advisory
CVE CVE-2011-3991
JVN iPedia JVNDB-2011-000091