Vulnerability · Published May 20, 2025 · Assigned by VulDB

CVE-2025-4978Netgear DGND3700 Basic Authentication BRS_top.html improper authentication

Critical 9.8

In plain English

A critical-severity improper authentication in DGND3700 from Netgear. Proof-of-concept exploit code is public. The chance it is exploited in the next 30 days is estimated at 21.6% (higher than 98% of all known vulnerabilities).

Severity (CVSS 3.1)9.8Critical

Exploit odds (30 days)21.6%top 2.4% of all CVEs

Exploited in the wildNo reportsCISA SSVC: poc

Attack toolingNoneno public tooling known

Official 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.

Affected products (as reported)

Vendor	Product	Versions
Netgear	DGND3700	1.1.00.15_1.00.15NA

Weakness: CWE-287 · Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

References

VDB-309639 | Netgear DGND3700 Basic Authentication BRS_top.html improper authentication vdb-entry
VDB-309639 | CTI Indicators (IOB, IOC, IOA) signature, permissions-required
Submit #564712 | Netgear DGND3700v2 V1.1.00.15_1.00.15NA Backdoor third-party-advisory
https://github.com/at0de/my_vulns/blob/main/Netgear/DGND3700v2/backdoor.md exploit
https://www.netgear.com/ product