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Fencer Vulns
medium 5.0

CVE-2005-0850 json

FileZilla FTP server before 0.9.6 allows remote attackers to cause a denial of service via a request for a filename containing an MS-DOS de…

published 2005-03-24 21 y ago modified 2026-06-16 4 mo ago also EUVD-2005-0851

cvss
5.0
version 2.0, NVD
cisa kev
Not listed
not in CISA's catalog
epss
2.2%
EPSS 2.2% chance of exploitation in 30 days, percentile 82%
public exploits
0
none known, plus a Nuclei check

Summary

FileZilla FTP server before 0.9.6 allows remote attackers to cause a denial of service via a request for a filename containing an MS-DOS device name such as CON, NUL, COM1, LPT1, and others.

Patch / fix

  • filezilla-project filezilla_server 0.9.6

Vendor advisories

What the vendors themselves say about their products: affected, fixed or not affected, and what to do.

red hat product security vex CVE-2005-0850 updated cvss 6.5

filezilla: DoS via MS-DOS device name

  • Red Hat All currently supported Red Hat products
    not affected: vulnerable code not present

Red Hat CSAF VEX © Red Hat, Inc., from https://security.access.redhat.com/data/csaf/v2/vex/; changed: reduced to product statuses and remediations. CC BY 4.0 · csaf

Exploit prediction

2.19% chance of exploitation in the next 30 days, higher than 82% of all scored CVEs (FIRST EPSS, 2026-11-08).

Exploits and checks

  • Nuclei template FileZilla Server < 0.9.6 - DoS via MS-DOS Device Names nuclei detection template

CVSS scores

assigned by version score vector
NVD 2.0 5.0 AV:N/AC:L/Au:N/C:N/I:N/A:P

Classification

Weakness
  • CWE-20 Improper Input Validation

References

Sources

Fencer Vulns 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.