FreeBSD 5.1 and earlier, and Mac OS X before 10.3.4, allows remote attackers to cause a…
Priority LOW 29Published · 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
- None · None · Partial
- Fix status
- No fix listed
Attack profile from CVSS 2.0 · NVD. Fix status from CNA.
Summary
FreeBSD 5.1 and earlier, and Mac OS X before 10.3.4, allows remote attackers to cause a denial of service (resource exhaustion of memory buffers and system crash) via a large number of out-of-sequence TCP packets, which prevents the operating system from creating new connections.
Why it matters now
EPSS 0.03169 88th 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 · 9
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:o:freebsd:freebsd:4.6.2:*:*:*:*:*:*:* | 4.6.2 | Vulnerable | FreeBSD |
| cpe:2.3:o:freebsd:freebsd:4.7:*:*:*:*:*:*:* | 4.7 | Vulnerable | FreeBSD |
| cpe:2.3:o:freebsd:freebsd:4.8:*:*:*:*:*:*:* | 4.8 | Vulnerable | FreeBSD |
| cpe:2.3:o:freebsd:freebsd:4.9:*:*:*:*:*:*:* | 4.9 | Vulnerable | FreeBSD |
| cpe:2.3:o:freebsd:freebsd:5.0:*:*:*:*:*:*:* | 5.0 | Vulnerable | FreeBSD |
| cpe:2.3:o:freebsd:freebsd:5.1:*:*:*:*:*:*:* | 5.1 | Vulnerable | FreeBSD |
| cpe:2.3:o:freebsd:freebsd:5.2:*:*:*:*:*:*:* | 5.2 | Vulnerable | FreeBSD |
| cpe:2.3:o:openbsd:openbsd:3.3:*:*:*:*:*:*:* | 3.3 | Vulnerable | OpenBSD |
| cpe:2.3:o:openbsd:openbsd:3.4:*:*:*:*:*:*:* | 3.4 | Vulnerable | OpenBSD |
- cpe:2.3:o:freebsd:freebsd:4.6.2:*:*:*:*:*:*:* Versions 4.6.2 Vulnerable ·FreeBSD
- cpe:2.3:o:freebsd:freebsd:4.7:*:*:*:*:*:*:* Versions 4.7 Vulnerable ·FreeBSD
- cpe:2.3:o:freebsd:freebsd:4.8:*:*:*:*:*:*:* Versions 4.8 Vulnerable ·FreeBSD
- cpe:2.3:o:freebsd:freebsd:4.9:*:*:*:*:*:*:* Versions 4.9 Vulnerable ·FreeBSD
- cpe:2.3:o:freebsd:freebsd:5.0:*:*:*:*:*:*:* Versions 5.0 Vulnerable ·FreeBSD
- cpe:2.3:o:freebsd:freebsd:5.1:*:*:*:*:*:*:* Versions 5.1 Vulnerable ·FreeBSD
- cpe:2.3:o:freebsd:freebsd:5.2:*:*:*:*:*:*:* Versions 5.2 Vulnerable ·FreeBSD
- cpe:2.3:o:openbsd:openbsd:3.3:*:*:*:*:*:*:* Versions 3.3 Vulnerable ·OpenBSD
- cpe:2.3:o:openbsd:openbsd:3.4:*:*:*:*:*:*:* Versions 3.4 Vulnerable ·OpenBSD
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2004-0171
- 2026-10-03 Alias added: GHSA-g7p7-r9qm-8vc3
References
Sources
- CVE-2004-0171 · CVE Program
- CVE-2004-0171 · NVD
- FIRST EPSS
- GHSA-g7p7-r9qm-8vc3 · GitHub Advisory Database · CC BY 4.0
This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences