CVE-2025-2921: A vulnerability classified as critical has been found in Netis WF-2404 1.1.124EN

Routine

MEDIUM 6.4MITIGATE

CVE-2025-2921 is a medium-severity flaw (CVSS 6.4) affecting netis wf-2404 firmware. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

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 ea

Why this priority

Public exploit reference

No fix is published yet: follow the downgrade or mitigation steps.

Risk facts

CVSS score	6.4 (Medium)
Attack vector	Physical
Attack complexity	High
Privileges needed	None
User interaction	None
EPSS exploit chance	0.4% (top 71%)
CISA exploited list	No
Weakness	CWE-1393
Published	2025-03-28
Last modified	2026-06-17

Publisher (CNA): VulDB · Vendor: netis-systems

Last updated 2026-06-17 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2025-03-28 18:15 UTCPublished CVE record published
2026-06-17 09:07 UTCUpdated Record last modified

netis-systems netis wf-2404 firmware MITIGATE

Affected: 1.1.124en

Fixed in: no fixed release known

Safe to downgrade to: a release before 1.1.124en

Check your OS release

cat /etc/os-release; uname -r

Debian / Ubuntu

sudo apt update && sudo apt full-upgrade

RHEL / Amazon Linux / Fedora

sudo dnf upgrade --refresh

Windows

Install the latest cumulative update from Windows Update

If no patch exists yet

OS downgrades are not safe. Apply the vendor mitigation from the advisory and restrict exposure.

Verify at the official source NVD · CVE Program · Report a problem with this page
Scores and fixes here are computed automatically from those and other public sources. Confirm with the vendor advisory before changing production systems.

Quick answers

How do I fix CVE-2025-2921?

netis wf-2404 firmware: mitigate or apply the listed mitigation. Exact commands for each OS are on this page.

Is CVE-2025-2921 being exploited?

CVE-2025-2921 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

What does CVE-2025-2921 affect?

CVE-2025-2921 affects netis wf-2404 firmware. Severity is medium (CVSS 6.4). 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 th

How urgent is CVE-2025-2921?

Priority 35/100. Public exploit reference

Related CVEs

CVE-2025-2919 MEDIUM 6.8 MITIGATE A vulnerability was found in Netis WF-2404 1.1.124EN

References

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