Vulnerability · Published Jul 16, 2025 · Assigned by jpcert
CVE-2025-53842
Medium 4.5
In plain English
A medium-severity hard-coded credentials in ZWX-2000CS2-HN from ZEXELON CO., LTD.. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.2% (higher than 14% of all known vulnerabilities).
Severity (CVSS 3.0)4.5Medium
Exploit odds (30 days)0.2%top 86.3% of all CVEs
Exploited in the wildNo reportsCISA SSVC: none
Attack toolingNoneno public tooling known
Official description
Use of hard-coded credentials issue exists in ZWX-2000CSW2-HN prior to 0.3.19 and ZWX-2000CS2-HN firmware all versions. If this vulnerability is exploited, an attacker may tamper with the settings of the device by obtaining the credentials. This vulnerability is caused by an insufficient fix for CVE-2024-39838.
Affected products (as reported)
| Vendor | Product | Versions |
|---|---|---|
| ZEXELON CO., LTD. | ZWX-2000CSW2-HN | prior to 0.3.19 |
| ZEXELON CO., LTD. | ZWX-2000CS2-HN | all versions |
Weakness: CWE-798 · Vector: CVSS:3.0/AV:A/AC:L/PR:H/UI:N/S:U/C:H/I:N/A:N