Serv-U FTP server 3.0, 3.1 and 4.0.0.4 does not accept new connections while validating…
Priority LOW 28CWE-20Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- — Not recorded in CVSS 2.0
- Attack complexity
- Low
- Impact type
- —
- Confidentiality · integrity · availability
- None · None · Partial
- Fix status
- No fix listed
Attack profile from CVSS 2.0 · NVD. Fix status from CNA.
Summary
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.
Why it matters now
EPSS 0.02607 85th percentileScored 2026-11-07
Fix No fix listed No fixed version in the sources yet
SSVC decision points
Not available: CISA has not published SSVC decision points for this record.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| — | — | all versions | — | No fix listed | CNA |
- — Vendor— Affected all versions Fixed in — No fix listed CNA
CPE configurations NVD · 2
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:solarwinds:serv-u_file_server:3.1.0.0:*:*:*:*:*:*:* | 3.1.0.0 | Vulnerable | SolarWinds |
| cpe:2.3:a:solarwinds:serv-u_file_server:4.0.0.4:*:*:*:*:*:*:* | 4.0.0.4 | Vulnerable | SolarWinds |
- cpe:2.3:a:solarwinds:serv-u_file_server:3.1.0.0:*:*:*:*:*:*:* Versions 3.1.0.0 Vulnerable ·SolarWinds
- cpe:2.3:a:solarwinds:serv-u_file_server:4.0.0.4:*:*:*:*:*:*:* Versions 4.0.0.4 Vulnerable ·SolarWinds
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2002-2393
- 2026-10-03 Alias added: GHSA-372j-xq8c-5863
References
More SolarWinds Serv-u File Server vulnerabilities
- TI-2009-03798 Stack-based buffer overflow in the TEA decoding algorithm in RhinoSoft Serv-U FTP server… CVSS 2.0HIGH 10.0
- TI-2004-00299 Buffer overflow in Serv-U ftp before 5.0.0.4 allows remote authenticated users to execute… CVSS 2.0HIGH 10.0
- TI-2004-01984 Stack-based buffer overflow in the site chmod command in Serv-U FTP Server before 4.2… CVSS 2.0HIGH 8.5
- TI-2004-02402 Serv-U FTP server before 5.1.0.0 has a default account and password for local… CVSS 2.0HIGH 10.0
- TI-2008-04293 Directory traversal vulnerability in the FTP server in Serv-U 7.0.0.1 through 7.3… CVSS 2.0HIGH 9.0
- TI-2011-04128 Directory traversal vulnerability in Serv-U FTP Server before 11.1.0.5 allows remote… CVSS 2.0HIGH 9.0
Sources
- CVE-2002-2393 · CVE Program
- CVE-2002-2393 · NVD
- FIRST EPSS
- GHSA-372j-xq8c-5863 · GitHub Advisory Database · CC BY 4.0
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