{"id":"CVE-2025-62777","aliases":["EUVD-2025-36436","GHSA-423r-r42q-j5mc"],"status":"published","title":"Use of Hard-Coded Credentials issue exists in MZK-DP300N version 1.07 and earlier, which may...","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.","severity":{"version":"4.0","score":8.7,"vector":"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","level":"high","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-11","score":0.00272,"percentile":0.19732,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-798"],"published":"2025-10-28T04:53:00Z","modified":"2026-10-08T11:10:00Z","products":[{"vendor":"planex communications inc.","product":"mzk-dp300n"}],"references":[{"url":"https://www.planex.co.jp/products/mzk-dp300n/"},{"url":"https://jvn.jp/en/jp/JVN00021602/"},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2025-62777"},{"url":"https://jvn.jp/en/jp/JVN00021602"},{"url":"https://www.planex.co.jp/products/mzk-dp300n"},{"url":"https://github.com/advisories/GHSA-423r-r42q-j5mc"}],"sources":{"cve":[{"id":"CVE-2025-62777","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.","status":"published","published":"2025-10-28T04:53:00.768Z","modified":"2025-10-28T20:03:14.159Z","cvss":[{"version":"4.0","score":8.7,"vector":"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","level":"high","assessor":"cna"},{"version":"3.0","score":8.8,"vector":"CVSS:3.0/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"high","assessor":"cna"}],"cwes":["CWE-798"],"updated_at":"2026-11-02T14:32:55.19484Z"}],"euvd":[{"id":"EUVD-2025-36436","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.","status":"published","published":"2025-10-28T04:53:00Z","modified":"2025-10-28T20:03:14Z","cvss":[{"version":"4.0","score":8.7,"vector":"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","level":"high"}],"updated_at":"2026-11-02T19:49:36.644055Z"}],"ghsa":[{"id":"GHSA-423r-r42q-j5mc","title":"Use of Hard-Coded Credentials issue exists in MZK-DP300N version 1.07 and earlier, which may...","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.","status":"published","published":"2025-10-28T06:31:05Z","modified":"2025-10-28T06:31:06Z","cvss":[{"version":"3.0","score":8.8,"vector":"CVSS:3.0/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"high"},{"version":"4.0","score":8.7,"vector":"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/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X","level":"high"}],"cwes":["CWE-798"],"updated_at":"2026-11-02T15:04:14.277873Z"}],"nvd":[{"id":"CVE-2025-62777","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.","status":"published","published":"2025-10-28T05:15:48.75Z","modified":"2026-10-08T11:10:00.25Z","cvss":[{"version":"4.0","score":8.7,"vector":"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/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X","level":"high","assessor":"secondary"},{"version":"3.0","score":8.8,"vector":"CVSS:3.0/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"high","assessor":"secondary"}],"cwes":["CWE-798"],"updated_at":"2026-11-02T14:11:40.754193Z"}]}}