EFS FTP Server 2.0 File Sharing stack-based overflow

CVSS Meta Temp Score
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CTI Interest Score
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A vulnerability classified as critical has been found in EFS FTP Server 2.0 (File Transfer Software). Affected is some unknown processing of the component File Sharing. The manipulation with an unknown input leads to a memory corruption vulnerability. CWE is classifying the issue as CWE-121. This is going to have an impact on confidentiality, integrity, and availability.

The bug was discovered 07/28/2006. The weakness was published 07/31/2006 by h07 (Website). The advisory is available at xforce.iss.net. This vulnerability is traded as CVE-2006-3952 since 08/01/2006. The exploitability is told to be easy. It is possible to launch the attack remotely. The exploitation doesn't require any form of authentication. Technical details are unknown but a public exploit is available.

A public exploit has been developed by h07 and been published 3 weeks after the advisory. It is declared as highly functional. The exploit is shared for download at immunitysec.com. The vulnerability was handled as a non-public zero-day exploit for at least 3 days. During that time the estimated underground price was around $0-$5k. The vulnerability scanner Nessus provides a plugin with the ID 24021 (Easy File Sharing FTP Server PASS Command Overflow), which helps to determine the existence of the flaw in a target environment. It is assigned to the family FTP and running in the context remote.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product. Furthermore it is possible to detect and prevent this kind of attack with TippingPoint and the filter 3446.

The vulnerability is also documented in the databases at SecurityFocus (BID 19243), X-Force (28084), Secunia (SA21289), Vulnerability Center (SBV-12480) and Tenable (24021). Similar entries are available at 82, 332, 333 and 427.





CPE 2.3infoedit

CPE 2.2infoedit


VulDB Meta Base Score: 7.3
VulDB Meta Temp Score: 7.3

VulDB Base Score: 7.3
VulDB Temp Score: 7.3
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Class: Memory corruption
CWE: CWE-121
ATT&CK: Unknown

Local: No
Remote: Yes

Availability: 🔍
Access: Public
Status: Highly functional
Author: h07
Download: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍


Nessus ID: 24021
Nessus Name: Easy File Sharing FTP Server PASS Command Overflow
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MetaSploit ID: easyfilesharing_pass.rb
MetaSploit Name: Easy File Sharing FTP Server 2.0 PASS Overflow
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Threat Intelligenceinfoedit

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Recommended: no mitigation known
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TippingPoint: 🔍

McAfee IPS: 🔍
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07/28/2006 🔍
07/31/2006 +3 days 🔍
07/31/2006 +0 days 🔍
07/31/2006 +0 days 🔍
07/31/2006 +0 days 🔍
08/01/2006 +0 days 🔍
08/01/2006 +0 days 🔍
08/01/2006 +0 days 🔍
08/07/2006 +6 days 🔍
08/21/2006 +14 days 🔍
08/21/2006 +0 days 🔍
01/17/2007 +149 days 🔍
03/12/2015 +2976 days 🔍
08/11/2017 +883 days 🔍
06/24/2019 +682 days 🔍


Advisory: xforce.iss.net
Researcher: h07
Status: Confirmed

CVE: CVE-2006-3952 (🔍)
SecurityFocus: 19243 - Easy File Sharing FTP Server Pass Command Remote Buffer Overflow Vulnerability
Secunia: 21289 - Easy File Sharing FTP Server "PASS" Buffer Overflow, Highly Critical
X-Force: 28084
Vulnerability Center: 12480 - Easy File Sharing FTP Server Buffer Overflow via Long Argument to the PASS Command, Critical
OSVDB: 27646 - Easy File Sharing FTP Server PASS Command Overflow
Vupen: ADV-2006-3068

scip Labs: https://www.scip.ch/en/?labs.20161013
See also: 🔍


Created: 03/12/2015 02:25 PM
Updated: 06/24/2019 09:32 AM
Changes: (8) exploit_date exploit_developer_name source_cve_assigned source_secunia_date source_securityfocus_date source_securityfocus_class source_vupen source_exploitdb_date
Complete: 🔍


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