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Fencer Intel
medium 6.8

CVE-2011-3976 json

Stack-based buffer overflow in AmmSoft ScriptFTP 3.3 allows remote FTP servers to execute arbitrary code via a long filename in a response…

published 2011-10-04 15 y ago modified 2026-06-16 4 mo ago also EUVD-2011-3929

cvss
6.8
version 2.0, NVD
cisa kev
Not listed
not in CISA's catalog
epss
30.6%
EPSS 30.6% chance of exploitation in 30 days, percentile 98%
public exploits
4
Metasploit, Exploit-DB

Summary

Stack-based buffer overflow in AmmSoft ScriptFTP 3.3 allows remote FTP servers to execute arbitrary code via a long filename in a response to a LIST command, as demonstrated using (1) GETLIST or (2) GETFILE in a ScriptFTP script.

Timeline

  1. First public exploit (EDB-17876)
  2. Published

Exploit prediction

30.59% chance of exploitation in the next 30 days, higher than 98% of all scored CVEs (FIRST EPSS, 2026-11-09).

Exploits and checks

  • Metasploit exploit/windows/ftp/scriptftp_list ScriptFTP LIST Remote Buffer Overflow metasploit exploit, good rank, 2011-10-12
  • EDB-17948 ScriptFTP 3.3 - LIST Remote Buffer Overflow (Metasploit) (2) remote, 2011-10-09
  • EDB-17904 ScriptFTP 3.3 - Remote Buffer Overflow (Metasploit) remote, 2011-09-29
  • EDB-17876 ScriptFTP 3.3 - Remote Buffer Overflow (LIST) (1) remote, 2011-09-20
  • digital-echidna.org http://www.digital-echidna.org/2011/09/scriptftp-3-3-remote-buffer-overflow-exploit-0day/ referenced PoC, tagged "exploit" by a source, unverified
  • securityfocus.com http://www.securityfocus.com/bid/49707 referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by version score vector
NVD 2.0 6.8 AV:N/AC:M/Au:N/C:P/I:P/A:P

Classification

Weakness
  • CWE-119 Improper Restriction of Operations within the Bounds of a Memory Buffer

References

Sources

Fencer Intel keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.