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CVE-2004-0623
Format string vulnerability in misc.c in GNU GNATS 4.00 may allow remote attackers to execute arbitrary code via format string specifiers…
- 10.0HighCVSS base score
- 4.5%Exploitation in 30 daysEPSS · top 8.4% of all CVEs
- NoKnown exploitednot in CISA's KEV catalog
- NonePublic exploitsnone known yet
Description
Format string vulnerability in misc.c in GNU GNATS 4.00 may allow remote attackers to execute arbitrary code via format string specifiers in a string that gets logged by syslog.
Timeline
ID reserved
By mitre
- 1 day later
· 1 day later
Published
- 20 years later
· 20 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 | High10.0 | AV:N/AC:L/Au:N/C:C/I:C/A:C |
- EPSS (exploitation in 30 days)
- 4.5% · top 8.4% of all CVEs (10 Nov 2026)
Loading the EPSS history…
The list uses the assigner's score when there is one, then CISA's, then NVD's: High 10.0.
Affected products
n/a
- affected n/a
References
3
- 20040625 format string vulnerability in Gnats (opens in a new tab)mailing-listx_refsource_BUGTRAQx_transferred
- gnats-format-string(16517) (opens in a new tab)vdb-entryx_refsource_XFx_transferred
- 10609 (opens in a new tab)vdb-entryx_refsource_BIDx_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-2004-0622 (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-2004-0623)Record last updated .