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Fencer Intel
medium 4.3

CVE-2009-4775 json

Format string vulnerability in Ipswitch WS_FTP Professional 12 before 12.2 allows remote attackers to cause a denial of service (crash) via…

published 16y ago modified 4mo ago also EUVD-2009-4738

cvss
4.3
version 2.0, NVD
cisa kev
Not listed
not in CISA's catalog
epss
5.6%
EPSS 5.6% chance of exploitation in 30 days, percentile 92%
public exploits
1
Exploit-DB

Summary

Format string vulnerability in Ipswitch WS_FTP Professional 12 before 12.2 allows remote attackers to cause a denial of service (crash) via format string specifiers in the status code portion of an HTTP response.

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Timeline

  1. First public exploit (EDB-9607)
  2. Published

Exploit prediction

5.61% chance of exploitation in the next 30 days, higher than 92% of all scored CVEs (FIRST EPSS, 2026-11-09).

Exploits and checks

  • EDB-9607 Ipswitch WS_FTP 12 Professional - Remote Format String (PoC) dos, 2009-09-09
  • packetstormsecurity.org http://www.packetstormsecurity.org/0909-exploits/nocoolnameforawsftppoc.pl.txt referenced PoC, tagged "exploit" by a source, unverified
  • securityfocus.com http://www.securityfocus.com/bid/36297 referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by version score vector
NVD 2.0 4.3 AV:N/AC:M/Au:N/C:N/I:N/A:P

Classification

Weakness
  • CWE-134 Use of Externally-Controlled Format String

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.