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Vulnerability record · CVE-2004-1883 · published 31 December 2004

CVE-2004-1883: Progress ws ftp server vulnerability

Progress · Ws Ftp Server

Multiple buffer overflows in Ipswitch WS_FTP Server 4.0.2 (1) allow remote authenticated users to execute arbitrary code by causing a large error string to be generated by the ALLO handler, or (2) may allow remote FTP administrators to execute arbitrary code by causing a long hostname or username to be inserted into a reply to a STAT command while a file is being transferred.

7.2 CVSS 2.0 High EPSS 5.2% · top 7.8%
7.2CVSS 2.0 base score
5.2%EPSS exploitation probability, 30 days
NoNot in CISA KEV
1Affected product versions listed by NVD
10References
16 Jun 2026Last modified by NVD

Description

Multiple buffer overflows in Ipswitch WS_FTP Server 4.0.2 (1) allow remote authenticated users to execute arbitrary code by causing a large error string to be generated by the ALLO handler, or (2) may allow remote FTP administrators to execute arbitrary code by causing a long hostname or username to be inserted into a reply to a STAT command while a file is being transferred.

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

Affected products

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

References

LinkTags
http://marc.info/?l=bugtraq&m=108006553222397&w=2
http://secunia.com/advisories/11206 Patch
http://www.securityfocus.com/archive/1/358361
http://www.securityfocus.com/bid/9953
https://exchange.xforce.ibmcloud.com/vulnerabilities/15561
http://marc.info/?l=bugtraq&m=108006553222397&w=2
http://secunia.com/advisories/11206 Patch
http://www.securityfocus.com/archive/1/358361
http://www.securityfocus.com/bid/9953
https://exchange.xforce.ibmcloud.com/vulnerabilities/15561

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Related vulnerabilities

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

8.8CVE-2023-40044Progress WS_FTP Server .NET deserialization leads to remote code executionWS_FTP Server versions prior to 8.7.4 and 8.8.2 contain a .NET deserialization flaw in the Ad Hoc Transfer module. An attacker can trigger deserializ…KEVEPSS 90%analysed9.6CVE-2023-42657Progress ws ftp server path traversal vulnerabilityIn WS_FTP Server versions prior to 8.7.4 and 8.8.2, a directory traversal vulnerability was discovered.  An attacker could leverage this vulnerabilit…EPSS 17%9.0CVE-2008-0590Progress ws ftp server memory buffer overflow vulnerabilityBuffer overflow in Ipswitch WS_FTP Server with SSH 6.1.0.0 allows remote authenticated users to cause a denial of service (crash) and possibly execut…EPSS 22%8.8CVE-2023-42659Progress ws ftp server unrestricted file upload vulnerabilityIn WS_FTP Server versions prior to 8.7.6 and 8.8.4, an unrestricted file upload flaw has been identified. An authenticated Ad Hoc Transfer user has t…EPSS 0.90%8.1CVE-2024-7745Progress ws ftp server authentication bypass by spoofing vulnerabilityIn WS_FTP Server versions before 8.8.8 (2022.0.8), a Missing Critical Step in Multi-Factor Authentication of the Web Transfer Module allows users to …EPSS 0.37%7.5CVE-2004-1884Ipswitch ws ftp pro vulnerabilityIpswitch WS_FTP Server 4.0.2 has a backdoor XXSESS_MGRYY username with a default password, which allows remote attackers to gain access.EPSS 5.8%7.5CVE-2003-0772WS_FTP Server buffer overflows in APPE and STAT commandsWS_FTP 3 and 4 contain multiple buffer overflows reachable through long APPE (append) or STAT (status) command arguments. A remote authenticated user…EPSS 85%analysed7.5CVE-2002-0826Progress ws ftp server vulnerabilityBuffer overflow in WS_FTP FTP Server 3.1.1 allows remote authenticated users to execute arbitrary code via a long SITE CPWD command.EPSS 12%

Source: NIST National Vulnerability Database (record CVE-2004-1883), CISA KEV, FIRST EPSS (scores of 2026-09-26). This page is refreshed as NVD updates the record.