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CVE-2006-6565

77
FAUCET Score

CVE-2006-6565 describes a denial-of-service vulnerability in FileZilla Server versions prior to 0.9.22. This flaw allows authenticated remote attackers to crash the server by providing a wildcard argument to the LIST or NLST commands, leading to a NULL pointer dereference. The vulnerability has a CVSS score of 4.0, indicating a medium severity, with an attack vector over the network, low attack complexity, and a partial impact on availability. While not listed on the KEV catalog or Hot List, exploit modules are available in Metasploit and Nuclei, and an ExploitDB entry exists, suggesting public knowledge of exploitation methods. Despite this, there is no recorded community discussion or media coverage.

Impacted Technologies

VendorProductVersion(s)CPE
< 0.9.22CPE matchmatch criteria
cpe:2.3:a:filezilla-project:filezilla_server:*:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 2.0

4.0MEDIUM

AV:N/AC:L/Au:S/C:N/I:N/A:P

Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
PARTIAL
Access Vector
NETWORK
Access Complexity
LOW
Authentication
SINGLE
Exploitability Score
8.0
Impact Score
2.9
CvssVersion
2.0

Exploit Intelligence

EPSS Score
71.50%
Probability of exploitation in next 30 days
EPSS Percentile
99.4%
Percentile rank of EPSS score among Peer Group
As of 2026-07-24
Model: v2026.06.15
Metasploit: FileZilla FTP Server Malformed PORT Denial of Service · Dec 11, 2006
Nuclei: CVE-2006-6565 · Oct 2, 2025
ExploitDB: EDB-2914 · Dec 11, 2006
This CVE's current EPSS score of 0.7150 is in the 100th percentile among its peer group of 21,939 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.0 Mastodon, and 0.1 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.0 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Remediation records are not available for this CVE.

References

exchange.xforce.ibmcloud.com / vulnerabilities/30853
Third Party AdvisoryVDB Entry
sourceforge.net / project/shownotes.php
ProductThird Party Advisory
exploit-db.com / exploits/2914
ExploitThird Party AdvisoryVDB Entry
vupen.com / english/advisories/2006/4937
Third Party Advisory