CVE-2004-2111
Stack-based buffer overflow in the site chmod command in Serv-U FTP Server before 4.2 allows remote attackers to execute arbitrary code…
- 8.5HighCVSS base score
- 86.9%Exploitation in 30 daysEPSS · top 0.3% of all CVEs
- NoKnown exploitednot in CISA's KEV catalog
- 6Public exploitsMetasploit, Nuclei and Exploit-DB
Description
Stack-based buffer overflow in the site chmod command in Serv-U FTP Server before 4.2 allows remote attackers to execute arbitrary code via a long filename.
Public exploit
An exploit or proof of concept is public: anyone can try it against an unpatched system. The public collections list a Metasploit module and 5 Exploit-DB entries for it.
Show the exploits6
Metasploit modules1 module
- Serv-U FTP Server Buffer Overflow (Metasploit module) (opens in a new tab)
exploit/windows/ftp/servu_chmodRank normaldisclosed 31 Dec 2004
Exploit-DB5 entries
- RhinoSoft Serv-U FTPd Server < 4.2 - Remote Buffer Overflow (Metasploit) (Exploit-DB entry) (opens in a new tab)
EDB-ID 18190remote, windowspublished 2 Dec 2011Verified
- RhinoSoft Serv-U FTPd Server 4.x - 'site chmod' Remote Buffer Overflow (Exploit-DB entry) (opens in a new tab)
EDB-ID 822remote, windowspublished 30 Jan 2004Verified
- RhinoSoft Serv-U FTPd Server 3.x/4.x - 'SITE CHMOD' Remote Overflow (Exploit-DB entry) (opens in a new tab)
EDB-ID 149remote, windowspublished 27 Jan 2004Verified
- RhinoSoft Serv-U FTPd Server 3/4 - MDTM Command Stack Overflow (2) (Exploit-DB entry) (opens in a new tab)
EDB-ID 23592remote, windowspublished 25 Jan 2004Verified
- RhinoSoft Serv-U FTPd Server 3/4 - MDTM Command Stack Overflow (1) (Exploit-DB entry) (opens in a new tab)
EDB-ID 23591remote, windowspublished 24 Jan 2004Verified
Modules, templates and exploits as listed by the Metasploit Framework (BSD-3-Clause), ProjectDiscovery's Nuclei templates (MIT) and the Exploit Database (GPLv2), read once a day. Where the data comes from
Timeline
ID reserved
By mitre
Published
- 19 years later
· 19 years later
Record updated
Changes after publication (a new score, a public exploit, EPSS crossing 1, 10 or 50 %, leaving KEV) are kept since November 2026; earlier ones are not known.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| NVDNVD · Modified | 2.0 | High8.5 | AV:N/AC:M/Au:S/C:C/I:C/A:C |
- EPSS (exploitation in 30 days)
- 86.9% · top 0.3% of all CVEs (9 Nov 2026)
The list uses the assigner's score when there is one, then CISA's, then NVD's: High 8.5.
Affected products
n/a
- affected n/a
References
6
- servu-chmodcommand-execute-code(14931) (opens in a new tab)vdb-entryx_refsource_XFx_transferred
- 9483 (opens in a new tab)vdb-entryx_refsource_BIDx_transferred
- 1008841 (opens in a new tab)vdb-entryx_refsource_SECTRACKx_transferred
- 9675 (opens in a new tab)vdb-entryx_refsource_BIDx_transferred
- 20040126 Serv-U ftp 4.2 site chmod long_file_name exploit (opens in a new tab)mailing-listx_refsource_BUGTRAQx_transferred
- 20040124 [SST]ServU MDTM command remote buffero verflow adv (opens in a new tab)mailing-listx_refsource_BUGTRAQx_transferred
Sources
The same CVE in the primary databases and aggregators, to check against.
- CVE.org record (opens in a new tab)
- CVE List JSON (GitHub) (opens in a new tab)
- NVD (opens in a new tab)
- FIRST EPSS (opens in a new tab)
- EUVD EUVD-2004-2103 (opens in a new tab)
- OSV.dev (opens in a new tab)
- GitHub Advisories (opens in a new tab)
- CIRCL Vulnerability-Lookup (opens in a new tab)
Badge for a README or a ticket
[](https://cveledger.app/cve/CVE-2004-2111)Record last updated .