Hybrid Network cable modems do not include an authentication mechanism for…
Priority MEDIUM 49Published · 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
Hybrid Network cable modems do not include an authentication mechanism for administration, allowing remote attackers to compromise the system through the HSMP protocol.
Why it matters now
EPSS 0.03768 89th 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 · 2
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:hybrid_network:hsmp:*:*:*:*:*:*:*:* | all versions | Vulnerable | Hybrid Network |
| cpe:2.3:h:hybrid_network:cable_modem:*:*:*:*:*:*:*:* | all versions | Vulnerable | Hybrid Network |
- cpe:2.3:a:hybrid_network:hsmp:*:*:*:*:*:*:*:* Versions all versions Vulnerable ·Hybrid Network
- cpe:2.3:h:hybrid_network:cable_modem:*:*:*:*:*:*:*:* Versions all versions Vulnerable ·Hybrid Network
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-1999-0791
- 2026-10-03 Alias added: GHSA-qj7p-33j4-5mh8
References
—
Sources
- CVE-1999-0791 · CVE Program
- CVE-1999-0791 · NVD
- FIRST EPSS
- GHSA-qj7p-33j4-5mh8 · GitHub Advisory Database · CC BY 4.0
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