CVE-2025-62777

State: Published
Severity: 8.7 High
Published: Oct 28, 2025
Updated: Oct 28, 2025
Reserved: Oct 22, 2025

Description

Use of Hard-Coded Credentials issue exists in MZK-DP300N version 1.07 and earlier, which may allow an attacker within the local network to log in to the affected device via Telnet and execute arbitrary commands.

Scores

CVSS	Score	Vector	Source
4.0	8.7 High	CVSS:4.0/AV:A/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N	jpcert
3.0	8.8 High	CVSS:3.0/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H	jpcert

Weaknesses

CWE-798 Use of hard-coded credentials

Affected Products

Product	Versions
MZK-DP300NPLANEX COMMUNICATIONS INC.	1.07 and earlierAffected

References

https://www.planex.co.jp/products/mzk-dp300n/
https://jvn.jp/en/jp/JVN00021602/

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