Format string vulnerability in misc.c in GNU GNATS 4.00 may allow remote attackers to…
Priority MEDIUM 50Published · 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
- Complete · Complete · Complete
- Fix status
- No fix listed
Attack profile from CVSS 2.0 · NVD. Fix status from CNA.
Summary
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.
Why it matters now
EPSS 0.04487 91st 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 · 7
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:gnu:gnats:3.0_02:*:*:*:*:*:*:* | 3.0_02 | Vulnerable | GNU |
| cpe:2.3:a:gnu:gnats:3.2:*:*:*:*:*:*:* | 3.2 | Vulnerable | GNU |
| cpe:2.3:a:gnu:gnats:3.14b:*:*:*:*:*:*:* | 3.14b | Vulnerable | GNU |
| cpe:2.3:a:gnu:gnats:3.113:*:*:*:*:*:*:* | 3.113 | Vulnerable | GNU |
| cpe:2.3:a:gnu:gnats:3.113.1:*:*:*:*:*:*:* | 3.113.1 | Vulnerable | GNU |
| cpe:2.3:a:gnu:gnats:3.113.1.6:*:*:*:*:*:*:* | 3.113.1.6 | Vulnerable | GNU |
| cpe:2.3:a:gnu:gnats:4.0:*:*:*:*:*:*:* | 4.0 | Vulnerable | GNU |
- cpe:2.3:a:gnu:gnats:3.0_02:*:*:*:*:*:*:* Versions 3.0_02 Vulnerable ·GNU
- cpe:2.3:a:gnu:gnats:3.2:*:*:*:*:*:*:* Versions 3.2 Vulnerable ·GNU
- cpe:2.3:a:gnu:gnats:3.14b:*:*:*:*:*:*:* Versions 3.14b Vulnerable ·GNU
- cpe:2.3:a:gnu:gnats:3.113:*:*:*:*:*:*:* Versions 3.113 Vulnerable ·GNU
- cpe:2.3:a:gnu:gnats:3.113.1:*:*:*:*:*:*:* Versions 3.113.1 Vulnerable ·GNU
- cpe:2.3:a:gnu:gnats:3.113.1.6:*:*:*:*:*:*:* Versions 3.113.1.6 Vulnerable ·GNU
- cpe:2.3:a:gnu:gnats:4.0:*:*:*:*:*:*:* Versions 4.0 Vulnerable ·GNU
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2004-0623
- 2026-10-03 Alias added: GHSA-694j-gvq7-rqg6
References
More GNU Gnats vulnerabilities
- TI-2007-02718 Cross-site scripting (XSS) vulnerability in gnatsweb.pl in Gnatsweb 4.00 and Gnats 4.1.99… CVSS 2.0MEDIUM 4.3
- TI-2005-02059 gen-index in GNATS 4.0, 4.1.0, and possibly earlier versions, when installed setuid, does… CVSS 2.0LOW 2.1
Sources
- CVE-2004-0623 · CVE Program
- CVE-2004-0623 · NVD
- FIRST EPSS
- GHSA-694j-gvq7-rqg6 · GitHub Advisory Database · CC BY 4.0
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