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Vulnerability record · CVE-2009-4775 · published 21 April 2010

CVE-2009-4775: Ipswitch ws ftp vulnerability

Ipswitch · Ws Ftp

Format string vulnerability in Ipswitch WS_FTP Professional 12 before 12.2 allows remote attackers to cause a denial of service (crash) via format string specifiers in the status code portion of an HTTP response.

4.3 CVSS 2.0 Medium EPSS 5.6% · top 7.4% CWE-134 · CWE-134
4.3CVSS 2.0 base score
5.6%EPSS exploitation probability, 30 days
NoNot in CISA KEV
1Affected product versions listed by NVD
10References, 4 tagged exploit
16 Jun 2026Last modified by NVD

Description

Format string vulnerability in Ipswitch WS_FTP Professional 12 before 12.2 allows remote attackers to cause a denial of service (crash) via format string specifiers in the status code portion of an HTTP response.

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

Affected products

1 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
http://docs.ipswitch.com/WS_FTP%20122/ReleaseNotes/English/index.htm?k_id=ipswitch_com_ftp_documents_worldwide_ws_ftp122
http://www.exploit-db.com/exploits/9607
http://www.packetstormsecurity.org/0909-exploits/nocoolnameforawsftppoc.pl.txt Exploit
http://www.securityfocus.com/bid/36297 Exploit
https://exchange.xforce.ibmcloud.com/vulnerabilities/53098
http://docs.ipswitch.com/WS_FTP%20122/ReleaseNotes/English/index.htm?k_id=ipswitch_com_ftp_documents_worldwide_ws_ftp122
http://www.exploit-db.com/exploits/9607
http://www.packetstormsecurity.org/0909-exploits/nocoolnameforawsftppoc.pl.txt Exploit
http://www.securityfocus.com/bid/36297 Exploit
https://exchange.xforce.ibmcloud.com/vulnerabilities/53098

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Related vulnerabilities

Same products first, then exploited flaws of the same weakness class.

7.8CVE-2017-16513Ipswitch ws ftp memory buffer overflow vulnerabilityIpswitch WS_FTP Professional before 12.6.0.3 has buffer overflows in the local search field and the backup locations field, aka WSCLT-1729.EPSS 2.2%7.8CVE-2007-3823Ipswitch ws ftp vulnerabilityThe Logging Server (Logsrv.exe) in IPSwitch WS_FTP 7.5.29.0 allows remote attackers to cause a denial of service (daemon crash) by sending a crafted …EPSS 25%7.8CVE-2007-2213Ipswitch ws ftp vulnerabilityUnspecified vulnerability in the Initialize function in NetscapeFTPHandler in WS_FTP Home and Professional 2007 allows remote attackers to cause a de…EPSS 4.6%5.0CVE-2008-5692Ipswitch ws ftp improper authentication vulnerabilityIpswitch WS_FTP Server Manager before 6.1.1, and possibly other Ipswitch products, allows remote attackers to bypass authentication and read logs via…EPSS 13%5.0CVE-2008-5693Ipswitch ws ftp improper input validation vulnerabilityIpswitch WS_FTP Server Manager 6.1.0.0 and earlier, and possibly other Ipswitch products, might allow remote attackers to read the contents of custom…EPSS 4.5%5.0CVE-2008-0608Ipswitch ws ftp memory buffer overflow vulnerabilityThe Logging Server (ftplogsrv.exe) 7.9.14.0 and earlier in IPSwitch WS_FTP 6.1 allows remote attackers to cause a denial of service (loss of responsi…EPSS 5.6%4.3CVE-2007-4555Ipswitch ws ftp cross-site scripting vulnerabilityCross-site scripting (XSS) vulnerability in Ipswitch WS_FTP allows remote attackers to inject arbitrary web script or HTML via arguments to a valid c…EPSS 1.6%9.8CVE-2024-23113Fortinet FortiOS and related products format string remote code executionA use of externally-controlled format string (CWE-134) in Fortinet FortiOS, FortiProxy, FortiPAM and FortiSwitchManager lets an attacker execute unau…KEVEPSS 62%analysed

Source: NIST National Vulnerability Database (record CVE-2009-4775), CISA KEV, FIRST EPSS (scores of 2026-09-26). This page is refreshed as NVD updates the record.