CVE-2005-0851
FileZilla FTP server before 0.9.6, when using MODE Z (zlib compression), allows remote attackers...
FileZilla FTP server before 0.9.6, when using MODE Z (zlib compression), allows remote attackers to cause a denial of service (infinite loop) via certain file uploads or directory listings.
Exploit likelihood
What each source reports
NVD Score used
FileZilla FTP server before 0.9.6, when using MODE Z (zlib compression), allows remote attackers to cause a denial of service (infinite loop) via certain file uploads or directory listings.
- Record
CVE-2005-0851- CVSS 2.0
- 5.0 Medium
AV:N/AC:L/Au:N/C:N/I:N/A:P - Weakness
- CWE-835
- Updated
- 2026-11-02
CVE List No score
FileZilla FTP server before 0.9.6, when using MODE Z (zlib compression), allows remote attackers to cause a denial of service (infinite loop) via certain file uploads or directory listings.
- Record
CVE-2005-0851- Updated
- 2026-11-02
EUVDEUVD-2005-0852 No score
FileZilla FTP server before 0.9.6, when using MODE Z (zlib compression), allows remote attackers to cause a denial of service (infinite loop) via certain file uploads or directory listings.
- Record
EUVD-2005-0852- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-p4rv-2523-rg59 No score
FileZilla FTP server before 0.9.6, when using MODE Z (zlib compression), allows remote attackers...
FileZilla FTP server before 0.9.6, when using MODE Z (zlib compression), allows remote attackers to cause a denial of service (infinite loop) via certain file uploads or directory listings.
- Record
GHSA-p4rv-2523-rg59- Weakness
- CWE-835
- Updated
- 2026-11-02
Affected products
Public exploits
Links only. Every CVE stores no exploit code.
| Source | Link | Date |
|---|---|---|
| Nuclei | FileZilla Server < 0.9.6 - DoS via MODE Z Infinite Loop |
History
| Recorded | Changed | Sources |
|---|---|---|
| aliases | EUVD | |
| first indexed | CVE List, GitHub Advisories, Nuclei, NVD |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2005-0851 is a medium vulnerability (CVSS 5.0) in Filezilla-project Filezilla Server, published March 24, 2005. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 2.19%, the 82nd percentile. No source names a fixed version.