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CVE-2006-3952

75
FAUCET Score

CVE-2006-3952 describes a stack-based buffer overflow vulnerability in EFS Software Easy File Sharing FTP Server 2.0. This flaw allows unauthenticated remote attackers to execute arbitrary code by sending a specially crafted, long argument to the PASS command. With a CVSS score of 7.5, this vulnerability is easily exploitable over the network with low attack complexity, potentially leading to full compromise of confidentiality, integrity, and availability. While not listed on CISA's KEV catalog, multiple public exploits exist, including Metasploit modules and several entries on ExploitDB, indicating readily available exploit code. Despite its age and exploit availability, there is no evidence of active exploitation or significant community discussion.

Impacted Technologies

VendorProductVersion(s)CPE
2.0CPE matchmatch criteria
cpe:2.3:a:efs_software:efs_ftp_server:2.0:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 2.0

7.5HIGH

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

Confidentiality Impact
PARTIAL
Integrity Impact
PARTIAL
Availability Impact
PARTIAL
Access Vector
NETWORK
Access Complexity
LOW
Authentication
NONE
Exploitability Score
10.0
Impact Score
6.4
CvssVersion
2.0

Exploit Intelligence

EPSS Score
67.07%
Probability of exploitation in next 30 days
EPSS Percentile
99.2%
Percentile rank of EPSS score among Peer Group
As of 2026-07-28
Model: v2026.06.15
Metasploit: Easy File Sharing FTP Server 2.0 PASS Overflow · Jul 31, 2006
ExploitDB: EDB-33538 · May 27, 2014
This CVE's current EPSS score of 0.6707 is in the 99th percentile among its peer group of 51,553 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.1 Mastodon, and 0.4 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Remediation records are not available for this CVE.

References

secunia.com / advisories/21289
Vendor Advisory
exchange.xforce.ibmcloud.com / vulnerabilities/28084
osvdb.org / 27646
securityfocus.com / bid/19243
vupen.com / english/advisories/2006/3068