CVE-2006-6564

FileZilla FTP Server 0.9.21 - 'LIST/NLST' Denial of Service

Severity Score

7.5

*CVSS v3

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

*Multiple Sources

Exploited in Wild

*KEV

Decision

*SSVC

Descriptions

FileZilla Server before 0.9.22 allows remote attackers to cause a denial of service (crash) via a malformed argument to the STOR command, which results in a NULL pointer dereference. NOTE: CVE analysis suggests that the problem might be due to a malformed PORT command.

FileZilla Server anterior 0.9.22 permite a un atacante remoto provocar denegación de servicio (caida) a través de un argumento mal formado para el comando STOR, lo cual resulta en un puntero NULL no referenciado. NOTA: El análisis del CVE sugiere que el problema pudo ser debido a un comando PORT malformado.

*Credits: N/A

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

None

Integrity

None

Availability

High

Attack Vector

Network

Attack Complexity

Low

Authentication

Single

Confidentiality

None

Integrity

None

Availability

Partial

* Common Vulnerability Scoring System

SSVC

Decision:-

Exploitation

Automatable

Tech. Impact

* Organization's Worst-case Scenario

Timeline

2006-12-14 CVE Reserved
2006-12-15 CVE Published
2016-09-16 First Exploit
2024-08-07 CVE Updated
2025-08-03 EPSS Updated
---------- Exploited in Wild
---------- KEV Due Date

CWE

CAPEC

References (6)

URL	Tag	Source
http://retrogod.altervista.org/filezilla_0921_dos.html	X_refsource_misc
http://sourceforge.net/project/shownotes.php?release_id=470364&group_id=21558	X_refsource_confirm
http://www.vupen.com/english/advisories/2006/4937	Vdb Entry
https://exchange.xforce.ibmcloud.com/vulnerabilities/30853	Vdb Entry

URL	Date	SRC
https://www.exploit-db.com/exploits/2914	2016-09-16
https://www.exploit-db.com/exploits/2901	2016-09-16

URL	Date	SRC

URL	Date	SRC

Affected Vendors, Products, and Versions

Vendor		Product				Version		Other		Status
Vendor	Product	Version	Other	Status	<-- -->	Vendor	Product	Version	Other	Status
Filezilla Search vendor "Filezilla"		Filezilla Search vendor "Filezilla" for product "Filezilla"				<= 0.9.21 Search vendor "Filezilla" for product "Filezilla" and version " <= 0.9.21"		-		Affected