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Ws Ftp ProApplication · Ipswitch

CVE-2002-1851

HIGH · 7.5 CVSS v2.0 Published 2002-12-31
Mitigation only
No fix yet — a mitigation exists. There is no fixed release. A documented workaround reduces exposure in the meantime.
See remediation →
84/100
Remediation priority · High
Remotely reachable No privileges Zero-click

Official description Straight from the sourceThe vendor's or NVD's own wording, published unedited. Authoritative, but often terse — it says what broke, rarely what to do.

NVD · unedited
Buffer overflow in WS_FTP Pro 7.5 allows remote attackers to execute code on a client system via unknown attack vectors.

Technical summary Written by usOur analysis, written from the advisory, the CVSS vector and the affected-version data. It adds context the advisory leaves out, and never invents facts that are not in the source.

dbcve analysis · moderate confidence

WS_FTP Pro 7.5 contains a buffer overflow vulnerability that enables remote attackers to execute arbitrary code on the client system. The specific attack vectors are not documented, but the vulnerability is client-side, affecting users of this FTP client software.

MitigationUpgrade WS_FTP Pro to the latest version or migrate to a current, supported FTP client. Until patched, avoid connecting to untrusted FTP servers.

Verify against the referenced sources before acting — the references below are authoritative for this CVE, this summary is not.

Affected products & versions What the vendor confirmedThe version ranges the vendor confirmed as vulnerable. If your version sits inside a range here, treat yourself as exposed until you have upgraded.

NVD · CPE data
Ws Ftp ProApplication
Affected:= 7.5

CVSS breakdown How the score is builtThe industry scoring standard. It rates how the flaw is reached, what it takes to exploit, and what an attacker gains — the score is derived from those, not the other way round.

From the vector
Attack vector
Network
Complexity
Low
Authentication
None
Confidentiality
Partial
Integrity
Partial
Availability
Partial

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

Am I affected? How to checkSteps we derive from the advisory and the affected-version data, so you can decide whether this CVE reaches your setup. They are a guide, not a scan — your own configuration is the authority.

dbcve checks

Work through these to decide whether this CVE applies to you.

  1. Check if WS_FTP Pro is installed
    Look for WS_FTP Pro in the list of installed programs (Windows Control Panel > Programs and Features) or search for WS_FTP executable files on the system
    Affected if WS_FTP Pro software is present on the system
  2. Determine the installed version of WS_FTP Pro
    Right-click the WS_FTP Pro desktop shortcut or executable, select Properties, and check the Version tab; alternatively, open WS_FTP Pro and go to Help > About WS_FTP Pro to view the version number
    Affected if The version displayed is exactly 7.5
  3. Verify the exact version number
    Cross-reference the version shown with the product documentation or the program's executable properties to confirm the full version string
    Affected if The installed version is reported as 7.5 (no other version numbers)

The system is affected only if WS_FTP Pro version 7.5 is installed and actively used as an FTP client.

Generated from the published advisory. Verify against your own configuration.

Check your environment

Paste your version and any relevant configuration and it will be compared against the affected criteria above. Do not include secrets or credentials.

AI-assisted, checked against the advisory. Informational, not a guarantee.

Remediation Closing itWhat it takes to close this. Where a vendor fix exists we point at it; where none exists we say so plainly, and can build one. Effort estimates are scoped from the advisory, not from your codebase.

From vendor data
Mitigation available No clean upgrade yet — mitigate in the meantime
Mitigation

Upgrade WS_FTP Pro to the latest version or migrate to a current, supported FTP client. Until patched, avoid connecting to untrusted FTP servers.

Fix this in Ws Ftp Pro Scoped from the published advisory
  • Consultation1.0 h
  • Implementation2.0 h
  • Testing1.0 h
  • Review / QA1.0 h
5.0 hours of engineering $890
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References Go to the primary sourcePrimary sources — vendor advisories, patches and trackers. Where our summary and a reference disagree, the reference wins.

Primary sources

Practitioner notes

Contributed

Peer-ranked notes from engineers who’ve handled CVE-2002-1851 in production — separate from our analysis above.

No notes yet

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What this is

A place for practitioners to share what actually worked: a mitigation you’ve tested, a configuration change, a version- or environment-specific caveat, or a link to a verified patch. The most useful notes rise to the top as peers upvote them, so the signal stays high.

What belongs here
  • Verified mitigations, workarounds, and config changes
  • Version or environment caveats, and links to real fixes
  • No weaponised exploit code, or anything meant to cause harm
  • No spam, self-promotion, credentials, or personal data