CVE-2004-1705
Buffer overflow in Citadel/UX 6.23 and earlier allows remote attackers to cause a denial of service via a long username.
- 5.0MediumCVSS base score
- 4.9%Exploitation in 30 daysEPSS · top 7.8% of all CVEs
- NoKnown exploitednot in CISA's KEV catalog
- 3Public exploitsMetasploit, Nuclei and Exploit-DB
Description
Buffer overflow in Citadel/UX 6.23 and earlier allows remote attackers to cause a denial of service via a long username.
Public exploit
An exploit or proof of concept is public: anyone can try it against an unpatched system. The public collections list 3 Exploit-DB entries for it.
Show the exploits3
Exploit-DB3 entries
- Citadel/UX 6.23 - Remote USER Directive (Exploit-DB entry) (opens in a new tab)
EDB-ID 437remote, linuxpublished 9 Sept 2004Verified
- Citadel/UX - Remote Buffer Overflow (Exploit-DB entry) (opens in a new tab)
EDB-ID 424remote, linuxpublished 30 Aug 2004Verified
- Citadel/UX - Remote Denial of Service (PoC) (Exploit-DB entry) (opens in a new tab)
EDB-ID 370dos, linuxpublished 2 Aug 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 | Medium5.0 | AV:N/AC:L/Au:N/C:N/I:N/A:P |
- EPSS (exploitation in 30 days)
- 4.9% · top 7.8% of all CVEs (9 Nov 2026)
The list uses the assigner's score when there is one, then CISA's, then NVD's: Medium 5.0.
Affected products
n/a
- affected n/a
References
7
- 20040731 Citadel/UX Remote DoS Vulnerability (opens in a new tab)mailing-listx_refsource_BUGTRAQx_transferred
- 10833 (opens in a new tab)vdb-entryx_refsource_BIDx_transferred
- http://www.nosystem.com.ar/advisories/advisory-04.txt (opens in a new tab)x_refsource_MISCx_transferred
- 20040731 Re: Citadel/UX Remote DoS Vulnerability (opens in a new tab)mailing-listx_refsource_BUGTRAQx_transferred
- citadel-user-dos(16840) (opens in a new tab)vdb-entryx_refsource_XFx_transferred
- 12197 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
- 1010809 (opens in a new tab)vdb-entryx_refsource_SECTRACKx_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-2004-1699 (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-2004-1705)Record last updated .