Hard-coded credentials in ZEXELON CO., LTD. ZWX-2000CSW2-HN
Priority LOW 29CWE-798Published · Updated
Key facts
- Attack vector
- Adjacent network
- Privileges required
- High
- User interaction
- None
- Attack complexity
- Low
- Attack requirements
- None
- Impact type
- Security bypass
- Confidentiality · integrity · availability
- High · None · None
- Fix status
- Fixed
Attack profile from CVSS 4.0 · CNA. Fix status from CNA. Impact type from CWE-798.
Summary
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.
Why it matters now
Exploitation None reported CISA SSVC · not in CISA KEV
EPSS 0.00229 13th percentileScored 2026-11-07
Fix Fixed ZWX-2000CSW2-HN (ZEXELON CO., LTD.): 0.3.19
SSVC decision points
CISA ADP · SSVC 2.0.3
- Exploitation
- None
- Automatable
- No
- Technical impact
- Partial
The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| ZEXELON CO., LTD. | ZWX-2000CSW2-HN | before 0.3.19 | 0.3.19 | Patch available | CNA |
| ZEXELON CO., LTD. | ZWX-2000CS2-HN | all versions | — | No fix listed | CNA |
- ZWX-2000CSW2-HN VendorZEXELON CO., LTD. Affected before 0.3.19 Fixed in 0.3.19 Patch available CNA
- ZWX-2000CS2-HN VendorZEXELON CO., LTD. Affected all versions Fixed in — No fix listed CNA
Remediation
- Fix · CNA ZWX-2000CSW2-HN (ZEXELON CO., LTD.) Fixed in 0.3.19
Timeline
- 2026-10-02 Threatist record created from CVE-2025-53842
- 2026-10-03 Alias added: GHSA-8f24-hh72-5gf6
References
More ZEXELON CO., LTD. vulnerabilities
- TI-2024-26751 Hard-coded credentials in ZEXELON CO., LTD. ZWX-2000CSW2-HN CVSS 3.1HIGH 8.8
- TI-2024-27779 Incorrect permission assignment in ZEXELON CO., LTD. ZWX-2000CSW2-HN CVSS 3.1HIGH 8.0
Sources
- CVE-2025-53842 · CVE Program
- CVE-2025-53842 · NVD
- FIRST EPSS
- GHSA-8f24-hh72-5gf6 · GitHub Advisory Database · CC BY 4.0
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