An issue was discovered in Ozeki NG SMS Gateway through 4.17.6. By leveraging a path traversal vulnerability in the Autoreply module's Script Name, an attacker may write to or overwrite arbitrary files, with arbitrary content, usually with NT AUTHORITY\SYSTEM privileges.
Conclusion & alert: CVE-2020-14028 is rated High Exploit Risk (70.5/100): CVSS High severity, with medium exploitation likelihood (EPSS 1.09%). Core evidence: 1 public exploit reference(s) are indexed (Exploit-DB). Mandatory action: Public exploits are available—assess exposure, apply mitigations, and prioritize patching.
Risk is dynamic; we continuously reassess and refresh what is shown on this page as upstream context changes.
| EDB-ID | Source | Kind | Published | Link |
|---|---|---|---|---|
| — | nvd_ref | exploit_tag | Exploit-DB ↗ |
EPSS lead: Daily EPSS estimates relative likelihood of exploitation; percentile ranks this CVE among scored vulnerabilities (higher = more severe relative rank).
| # | Date | Old EPSS score | New EPSS score | Delta (New - Old) |
|---|---|---|---|---|
| 1 | 2025-11-21 | 1.43% | 1.09% | -0.34% |
| 2 | 2025-11-18 | 1.09% | 1.43% | +0.34% |
| 3 | 2025-03-30 | — | 1.09% | — |
Full EPSS history (11 records total)
CVSS metrics for this CVE.
| Base score | Version | Severity | Vector | Exploitability | Impact | Score source |
|---|---|---|---|---|---|---|
| 7.2 | 3.1 | HIGH |
|
1.2 | 5.9 | [email protected] |
| 9.0 | 2.0 | HIGH |
|
8.0 | 10.0 | [email protected] |
| Vendor | Product | Version | Raw CPE |
|---|---|---|---|
| ozeki | ozeki_ng_sms_gateway | <= 4.17.6 | cpe:2.3:a:ozeki:ozeki_ng_sms_gateway:*:*:*:*:*:*:*:* |
| URL | Tags |
|---|---|
| http://www.ozeki.hu/index.php?owpn=231 | Product Vendor Advisory |
| https://github.com/DrunkenShells/Disclosures/tree/master/CVE-2020-14028-Arbitary%20File%20Write-Ozeki%20SMS%20Gateway | Exploit Third Party Advisory |