CVE-2025-53842 Hardcoded credentials in ZWX-2000CS2-HN
Attackers can tamper with device settings by using hard-coded credentials found in Zexelon network devices.
- Exploited in the wild
- Not known
- Login needed
- An administrator
- Attackable
- Local or same network only
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2025-53842?
CVE-2025-53842 is a medium-severity vulnerability in ZEXELON CO., LTD. ZWX-2000CS2-HN, published on 16 Jul 2025. It can only be exploited from the same machine or local network, with no action from the victim.
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.
Weakness: CWE-798
Which versions are affected by CVE-2025-53842?
How do I fix CVE-2025-53842?
No fix has been published for CVE-2025-53842 yet. Limit exposure of the affected software until one is available.
Is CVE-2025-53842 being exploited?
There is no known exploitation of CVE-2025-53842 in the wild and no public exploit code.
Sources
Also known as GHSA-8f24-hh72-5gf6.