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Vulnerability record · CVE-2004-1848 · published 31 December 2004

CVE-2004-1848: Ipswitch ws ftp server vulnerability

Ipswitch · Ws Ftp Server

Ipswitch WS_FTP Server 4.0.2 allows remote attackers to cause a denial of service (disk consumption) and bypass file size restrictions via a REST command with a large size argument, followed by a STOR of a smaller file.

5.0 CVSS 2.0 Medium EPSS 8.1% · top 5.4% CWE-399 · CWE-399
5.0CVSS 2.0 base score
8.1%EPSS exploitation probability, 30 days
NoNot in CISA KEV
2Affected product versions listed by NVD
14References, 6 tagged exploit
16 Jun 2026Last modified by NVD

Description

Ipswitch WS_FTP Server 4.0.2 allows remote attackers to cause a denial of service (disk consumption) and bypass file size restrictions via a REST command with a large size argument, followed by a STOR of a smaller file.

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

Affected products

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

References

Track CVE-2004-1848 inside VULONE

Watch it alongside the ransomware crews, C2 infrastructure and forum chatter that reference it, query it through the API and pull it into your SIEM over TAXII.

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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%analysed9.8CVE-2019-12144Ipswitch ws ftp server path traversal vulnerabilityAn issue was discovered in SSHServerAPI.dll in Progress ipswitch WS_FTP Server 2018 before 8.6.1. Attackers have the ability to abuse a path traversa…EPSS 2.9%9.6CVE-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%9.1CVE-2019-12146Ipswitch ws ftp server path traversal vulnerabilityA Directory Traversal issue was discovered in SSHServerAPI.dll in Progress ipswitch WS_FTP Server 2018 before 8.6.1. Attackers have the ability to ab…EPSS 4.0%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-2019-12145Ipswitch ws ftp server path traversal vulnerabilityA Directory Traversal issue was discovered in SSHServerAPI.dll in Progress ipswitch WS_FTP Server 2018 before 8.6.1. An attacker can supply a string …EPSS 4.7%

Source: NIST National Vulnerability Database (record CVE-2004-1848), CISA KEV, FIRST EPSS (scores of 2026-09-26). This page is refreshed as NVD updates the record.