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CVE-2009-4051

24
FAUCET Score

CVE-2009-4051 describes a denial-of-service vulnerability in Home FTP Server version 1.10.1.139, where remote attackers can crash the daemon by sending multiple invalid SITE INDEX commands. With a CVSS score of 5.0, this vulnerability is of medium severity, requiring no authentication and having a low attack complexity to achieve a partial availability impact. While not actively exploited in the wild and lacking Metasploit or Nuclei modules, a proof-of-concept exploit is publicly available on ExploitDB. Community discussion and media coverage for this CVE are minimal.

Impacted Technologies

VendorProductVersion(s)CPE
1.10.1.139CPE matchmatch criteria
cpe:2.3:a:downstairs.dnsalias:home_ftp_server:1.10.1.139:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 2.0

5.0MEDIUM

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

Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
PARTIAL
Access Vector
NETWORK
Access Complexity
LOW
Authentication
NONE
Exploitability Score
10.0
Impact Score
2.9
CvssVersion
2.0

Exploit Intelligence

EPSS Score
6.21%
Probability of exploitation in next 30 days
EPSS Percentile
92.8%
Percentile rank of EPSS score among Peer Group
As of 2026-07-26
Model: v2026.06.15
ExploitDB: EDB-9852 · Nov 16, 2009
This CVE's current EPSS score of 0.0621 is in the 90th percentile among its peer group of 23,701 CVEs.

Social Chatter

No social media mentions found for this CVE.

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

secunia.com / advisories/37381
Vendor Advisory
securityfocus.com / archive/1/507893/100/0/threaded
securityfocus.com / bid/37033
Exploit
vupen.com / english/advisories/2009/3269
Vendor Advisory