What is CVE-2002-2393?

CVE-2002-2393 is a vulnerability in Solarwinds Serv-U File Server, classified under Improper Input Validation. Published 2002-12-31.

Is CVE-2002-2393 known to be exploited?

1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.

Improper input validation in Solarwinds Serv-U File Server

CVE-2002-2393

Serv-U FTP server 3.0, 3.1 and 4.0.0.4 does not accept new connections while validating user folder access rights, which allows remote attackers to cause a denial of service (no new connections) via a series of MKD commands.

Vulnerability class: Drupalgeddon 2 (CVE-2018-7600)

Published 2002-12-31 · last modified 2026-06-16.

CVSS v2 metric

CVSS v2 base score 5.0 (Medium). Vector: AV:N/AC:L/Au:N/C:N/I:N/A:P. This CVE predates CVSS v3 and has no v3 score from NVD.

EPSS exploit prediction

EPSS: 0.026 (84.8th percentile), scored 2026-09-29.

Low probability of exploitation in the next 30 days, but still tracked. 85th percentile — 84.8% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.026 · newest: 0.026 · change: 0.000

Affected products

Solarwinds Serv-U File Server — versions 3.1.0.0, 4.0.0.4

Weakness classification (CWE)

CWE-20 — Improper Input Validation

Public proof-of-concept exploits

ARPSyndicate/cve-scores

References

archives.neohapsis.com/archives/bugtraq/2002-11/0109.html (mailing-list)
www.securityfocus.com/bid/6112 (Patch, vdb-entry)
www.iss.net/security_center/static/10573.php (vdb-entry)

Frequently asked questions

What is CVE-2002-2393?: CVE-2002-2393 is a vulnerability in Solarwinds Serv-U File Server, classified under Improper Input Validation. Published 2002-12-31.
Is CVE-2002-2393 known to be exploited?: 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.