CVE-2025-4978

Name: CVE-2025-4978
Creator: NVD / NIST
Published: 2025-05-20T13:15:48.68+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

CRITICALCVSS 9.3/10EPSS 15.78%

Last modified Jun 17, 2026

CVE-2025-4978 is a critical-severity vulnerability rated 9.3/10 on the CVSS scale. A vulnerability, which was classified as very critical, was found in Netgear DGND3700 1.1.00.15_1.00.15NA. This affects an unknown part of the file /BRS_top.html of the component Basic Authentication. EPSS estimates a 15.78% chance of exploitation in the next 30 days.

Description

A vulnerability, which was classified as very critical, was found in Netgear DGND3700 1.1.00.15_1.00.15NA. This affects an unknown part of the file /BRS_top.html of the component Basic Authentication. The manipulation leads to improper authentication. It is possible to initiate the attack remotely. The exploit has been disclosed to the public and may be used. Other products might be affected as well. The vendor was contacted early about this disclosure.

Metrics

CVSS 3.1

9.8/10

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

CVSS 4.0

9.3/10

CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

EPSS Probability

15.78%

96.5th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-287

Affected Software

Vendor	Product	Versions
Netgear	Dgnd3700 Firmware	1.1.00.15_1.00.15na

References

https://github.com/at0de/my_vulns/blob/main/Netgear/DGND3700v2/backdoor.mdExploit
https://vuldb.com/?ctiid.309639Permissions Required, VDB Entry
https://vuldb.com/?id.309639Third Party Advisory, VDB Entry
https://vuldb.com/?submit.564712Third Party Advisory, VDB Entry
https://www.netgear.com/Product
https://github.com/at0de/my_vulns/blob/main/Netgear/DGND3700v2/backdoor.mdExploit

Timeline

Published: May 20, 2025
Last Modified: Jun 17, 2026
Status: Analyzed

Frequently Asked Questions

What is CVE-2025-4978?

How severe is CVE-2025-4978?

CVE-2025-4978 has a CVSS score of 9.3/10 (CRITICAL severity). The EPSS model estimates a 15.78% probability of exploitation in the next 30 days.

How do I fix CVE-2025-4978?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2025-4978?

Run a free Strix scan to check your systems for this vulnerability.

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Source: NVD / NIST