CVE-2025-2921: netis wf-2404 — Exploit

Description

A vulnerability classified as critical has been found in Netis WF-2404 1.1.124EN. Affected is an unknown function of the file /etc/passwd. The manipulation with the input Realtek leads to use of default password. It is possible to launch the attack on the physical device. The complexity of an attack is rather high. The exploitability is told to be difficult. The exploit has been disclosed to the public and may be used. The vendor was contacted early about this disclosure but did not respond in any way.

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CVSS v3.1 Score

6.4

MEDIUM

CVSS:3.1/AV:P/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H

Weakness Type (CWE)

CWE-1393 CWE-1393

Affected Products

Vendor	Product	Versions
netis-systems	netis_wf-2404_firmware	All
netis-systems	netis_wf-2404	All

References

Exploits

https://scoozi.substack.com/p/hacking-a-netis-wf-2404-router-cont https://scoozi.substack.com/p/hacking-a-netis-wf-2404-router-cont

Other References

https://vuldb.com/?ctiid.301896 https://vuldb.com/?id.301896 https://vuldb.com/?submit.521038

Frequently Asked Questions

What is CVE-2025-2921? +

A vulnerability classified as critical has been found in Netis WF-2404 1.1.124EN. Affected is an unknown function of the file /etc/passwd. The manipulation with the input Realtek leads to use of default password. It is possible to launch the attack on the physical device. The complexity of an attack is rather high. The exploitability is told to be difficult. The exploit has been disclosed to the public and may be used. The vendor was contacted early about this disclosure but did not respond in any way. It has a CVSS v3.1 base score of 6.4 (MEDIUM).

How severe is CVE-2025-2921? +

CVE-2025-2921 has a CVSS v3.1 score of 6.4 out of 10, rated MEDIUM. This is a medium-severity vulnerability that should be remediated as part of regular maintenance.

What products are affected by CVE-2025-2921? +

CVE-2025-2921 affects products from netis-systems, specifically: netis_wf-2404, netis_wf-2404_firmware. Check the affected products table above for specific version ranges.

How do I check if I'm vulnerable to CVE-2025-2921? +

You can use Secably's free Website Scanner to check your website for known vulnerabilities. For infrastructure scanning, use the Port Scanner to identify exposed services that may be affected. Check the vendor advisories linked above for specific patch and version information.

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