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CVE-2009-4775

26
FAUCET Score

CVE-2009-4775 describes a format string vulnerability in Ipswitch WS_FTP Professional versions prior to 12.2. This flaw allows a remote attacker to trigger a denial of service by injecting format string specifiers into the status code of an HTTP response, causing the application to crash. The vulnerability has a CVSS score of 4.3, indicating a medium attack complexity and potential for partial availability impact. While not actively exploited in the wild, a proof-of-concept exploit is publicly available on ExploitDB, though there is no evidence of Metasploit or Nuclei modules, nor significant community discussion or media coverage.

Impacted Technologies

VendorProductVersion(s)CPE
12.0CPE matchmatch criteria
cpe:2.3:a:ipswitch:ws_ftp:12.0:-:home:*:*:*:*:*
12.0CPE matchmatch criteria
cpe:2.3:a:ipswitch:ws_ftp:12.0:-:pro:*:*:*:*:*
12.0.1CPE matchmatch criteria
cpe:2.3:a:ipswitch:ws_ftp:12.0.1:-:home:*:*:*:*:*
12.0.1CPE matchmatch criteria
cpe:2.3:a:ipswitch:ws_ftp:12.0.1:-:pro:*:*:*:*:*

CVSS Data

CVSS version used by this source: 2.0

4.3MEDIUM

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

Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
PARTIAL
Access Vector
NETWORK
Access Complexity
MEDIUM
Authentication
NONE
Exploitability Score
8.6
Impact Score
2.9
CvssVersion
2.0

Exploit Intelligence

EPSS Score
5.61%
Probability of exploitation in next 30 days
EPSS Percentile
92.1%
Percentile rank of EPSS score among Peer Group
As of 2026-07-26
Model: v2026.06.15
ExploitDB: EDB-9607 · Sep 9, 2009
This CVE's current EPSS score of 0.0561 is in the 91st percentile among its peer group of 19,955 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.0 Bluesky, 0.0 Mastodon, and 0.2 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

docs.ipswitch.com / WS_FTP%20122/ReleaseNotes/English/index.htm
exchange.xforce.ibmcloud.com / vulnerabilities/53098
exploit-db.com / exploits/9607
packetstormsecurity.org / 0909-exploits/nocoolnameforawsftppoc.pl.txt
Exploit
securityfocus.com / bid/36297
Exploit