Published:2011/12/09  Last Updated:2011/12/09

FFFTP may insecurely load executable files


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

Products Affected

  • FFFTP Version 1.98c and earlier


FFFTP contains an issue when loading files, which may insecurely load executables or other files.
This vulnerability is different from JVN#62336482.


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 2011.12.09

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


Fumihiko Sano 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-2011-4266
JVN iPedia JVNDB-2011-000104