An issue was discovered in Ozeki NG SMS Gateway through 4.17.6.
Priority LOW 25Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- High
- User interaction
- None
- Attack complexity
- Low
- Impact type
- —
- Confidentiality · integrity · availability
- High · None · None
- Fix status
- No fix listed
Attack profile from CVSS 3.1 · NVD. Fix status from CNA.
Summary
An issue was discovered in Ozeki NG SMS Gateway through 4.17.6. The ASP.net SMS module can be used to read and validate the source code of ASP files. By altering the path, it can be made to read any file on the Operating System, usually with NT AUTHORITY\SYSTEM privileges.
Why it matters now
EPSS 0.01145 66th percentileScored 2026-11-07
Public exploit Yes 1 exploit referenceTagged 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
CPE configurations NVD · 1
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:ozeki:ozeki_ng_sms_gateway:*:*:*:*:*:*:*:* | up to 4.17.6 | Vulnerable | Ozeki Ltd. |
- cpe:2.3:a:ozeki:ozeki_ng_sms_gateway:*:*:*:*:*:*:*:* Versions up to 4.17.6 Vulnerable ·Ozeki Ltd.
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2020-14021
- 2026-10-03 Alias added: GHSA-4p72-53xh-hr8g
References
Advisory 2
- https://www.ozeki.hu/index.php?owpn=231
- https://www.ozeki.hu/index.php?ow_page_number=1017&downloadaction=email&download_product_id=1&os=windows&dpath=%2Fattachments%2F702%2Finstallwindows_1590575794_OzekiNG-SMS-Gateway_4.17.6.zip&dname=Ozeki+NG+SMS+Gateway+v4.17.6&dsize=+%2817.8+MB%29&platform=Windows
More Ozeki Ltd. Ozeki Ng Sms Gateway vulnerabilities
- TI-2020-10990 CSV Injection (aka Excel Macro Injection or Formula Injection) exists in the Export Of… CVSS 3.1HIGH 8.8
- TI-2020-10986 Ozeki NG SMS Gateway 4.17.1 through 4.17.6 does not check the file type when bulk… CVSS 3.1HIGH 8.8
- TI-2020-10989 Ozeki NG SMS Gateway through 4.17.6 has multiple CSRF vulnerabilities. CVSS 3.1HIGH 8.8
- TI-2020-10993 An issue was discovered in Ozeki NG SMS Gateway through 4.17.6. CVSS 3.1HIGH 7.5
- TI-2020-10995 An issue was discovered in Ozeki NG SMS Gateway through 4.17.6. CVSS 3.1HIGH 7.2
- TI-2020-10994 An issue was discovered in Ozeki NG SMS Gateway through 4.17.6. CVSS 3.1HIGH 7.2
Sources
- CVE-2020-14021 · CVE Program
- CVE-2020-14021 · NVD
- FIRST EPSS
- GHSA-4p72-53xh-hr8g · GitHub Advisory Database · CC BY 4.0
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