Hard-Coded Credentials Vulnerability in ZWX-2000CSW2-HN and ZWX-2000CS2-HN Devices
CVE-2025-53842

6.8MEDIUM

Key Information:

Vendor

Zexelon Co., Ltd.

Status
Zwx-2000csw2-hn
Zwx-2000cs2-hn
Vendor
CVE Published:
16 July 2025

What is CVE-2025-53842?

A hard-coded credentials vulnerability exists in the ZWX-2000CSW2-HN device prior to version 0.3.19 and in all versions of the ZWX-2000CS2-HN firmware. This flaw allows an attacker to gain unauthorized access to device settings by exploiting the hard-coded credentials. Furthermore, this vulnerability arose from an insufficient remediation of a previous issue identified in another CVE. Organizations using these devices are advised to take action to mitigate potential risks associated with this security concern.

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Affected Version(s)

ZWX-2000CS2-HN all versions

ZWX-2000CSW2-HN prior to 0.3.19

References

https://zexelon.co.jp/pdf/jvn44419726.pdf
https://jvn.jp/en/jp/JVN44419726/
https://www.cve.org/CVERecord?id=CVE-2024-39838

CVSS V4

Score:
6.8
Severity:
MEDIUM
Confidentiality:
High
Integrity:
None
Availability:
None
Attack Vector:
Adjacent Network
Attack Complexity:
Low
Attack Required:
None
Privileges Required:
Undefined
User Interaction:
None

CVSS V3.0

Score:
4.5
Severity:
MEDIUM
Confidentiality:
High
Integrity:
None
Availability:
High
Attack Vector:
Adjacent Network
Attack Complexity:
Low
Privileges Required:
High
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

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