The login page on the ZyXEL SBG-3300 Security Gateway with firmware 1.00(AADY.4)C0 and…
Priority LOW 28CWE-20Published · 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
The login page on the ZyXEL SBG-3300 Security Gateway with firmware 1.00(AADY.4)C0 and earlier allows remote attackers to cause a denial of service (persistent web-interface outage) via JavaScript code within unspecified "welcome message" form data that is improperly handled during use for the loginMsg variable's value, a different vulnerability than CVE-2014-7277.
Why it matters now
EPSS 0.02476 84th percentileScored 2026-11-07
Public exploit Yes 2 exploit referencesTagged by NVD
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
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2014-7278
- 2026-10-03 Alias added: GHSA-9r9m-5qr9-wxj8
References
More Zyxel Sbg3300-n vulnerabilities
- TI-2014-06061 Cross-site scripting (XSS) vulnerability in the login page on the ZyXEL SBG-3300 Security… CVSS 2.0MEDIUM 4.3
Sources
- CVE-2014-7278 · CVE Program
- CVE-2014-7278 · NVD
- FIRST EPSS
- GHSA-9r9m-5qr9-wxj8 · 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