CVE-2004-0679 json
The IP cloaking feature (cloak.c) in UnrealIRCd 3.2, and possibly other versions, uses a weak hashing scheme to hide IP addresses, which co…
published 2004-07-13 22 y ago modified 2026-06-16 4 mo ago also EUVD-2004-0678
- cvss
- 5.0
- version 2.0, NVD
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 1.6%
- EPSS 1.6% chance of exploitation in 30 days, percentile 75%
- public exploits
- 0
- none known
Summary
The IP cloaking feature (cloak.c) in UnrealIRCd 3.2, and possibly other versions, uses a weak hashing scheme to hide IP addresses, which could allow remote attackers to use brute force methods to gain other user's IP addresses.
Patch / fix
- securityfocus.com/bid/10663 advisory
Exploit prediction
1.57% chance of exploitation in the next 30 days, higher than 75% of all scored CVEs (FIRST EPSS, 2026-11-08).
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| NVD | 2.0 | 5.0 | AV:N/AC:L/Au:N/C:P/I:N/A:N |
References
-
securityfocus.com
/bid/10663
vdb-entry, patch, vendor-advisory
-
securityreason.com
/securityalert/560
third-party-advisory
- bandecon.com /advisory/unreal.txt
-
marc.info
/?l=bugtraq&m=108904813003166&w=2
mailing-list
- unrealircd.com /
-
exchange.xforce.ibmcloud.com
/vulnerabilities/16610
vdb-entry
Sources
- CVE List CVE-2004-0679
- NVD CVE-2004-0679
Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.