Command injection vulnerability in PLANEX COMMUNICATIONS wireless LAN routers allows a network-adjacent unauthenticated attacker to execute an arbitrary command by sending a specially crafted request to a certain port. Note that MZK-MF300N is no longer supported, therefore the update for this product is not provided.
Conclusion & alert: CVE-2024-30220 is rated Moderate Risk (54.9/100): CVSS High severity, with medium exploitation likelihood (EPSS 0.33%). Mandatory action: Review affected assets and schedule remediation.
Risk is dynamic; we continuously reassess and refresh what is shown on this page as upstream context changes.
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 | 2026-04-06 | 0.16% | 0.33% | +0.17% |
| 2 | 2025-11-21 | 2.83% | 0.16% | -2.67% |
| 3 | 2025-11-18 | — | 2.83% | — |
Full EPSS history (13 records total)
CVSS metrics for this CVE.
| Base score | Version | Severity | Vector | Exploitability | Impact | Score source |
|---|---|---|---|---|---|---|
| 8.8 | 3.1 | HIGH |
|
2.8 | 5.9 | [email protected] |
| Vendor | Product | Version | Raw CPE |
|---|---|---|---|
| planex | mzk-mf300n_firmware | — | cpe:2.3:o:planex:mzk-mf300n_firmware:*:*:*:*:*:*:*:* |
| planex | mzk-mf300hp2_firmware | <= 1.18 | cpe:2.3:o:planex:mzk-mf300hp2_firmware:*:*:*:*:*:*:*:* |
| URL | Tags |
|---|---|
| https://jvn.jp/en/vu/JVNVU91975826/ | Third Party Advisory |