Netgear DGND3700 BRS_top.html information disclosure

published 2025-05-20 17 mo ago modified 2026-06-17 4 mo ago also EUVD-2025-15827

cvss: 5.3; version 3.1, CNA
cisa kev: Not listed; not in CISA's catalog
epss: 0.7%; EPSS 0.7% chance of exploitation in 30 days, percentile 52%
public exploits: 0; none known

A vulnerability, which was classified as problematic, has been found in Netgear DGND3700 1.1.00.15_1.00.15NA. Affected by this issue is some unknown functionality of the file /BRS_top.html. The manipulation leads to information disclosure. The attack may be launched 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.

CISA SSVC

Exploitation: Proof of concept is public
Automatable: no
Technical impact: partial
Assessed: 17 mo ago (2025-05-20)

Exploit prediction

0.66% chance of exploitation in the next 30 days, higher than 52% of all scored CVEs (FIRST EPSS, 2026-11-08).

Exploits and checks

github.com https://github.com/at0de/my_vulns/blob/main/Netgear/DGND3700v2/BRS_top.md referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by	version	score	vector
CNA	4.0	6.9	CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N
CNA	3.1	5.3	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
CNA	3.0	5.3	CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
CNA	2.0	5.0	AV:N/AC:L/Au:N/C:P/I:N/A:N
CNA	4.0	6.9	CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:N/VA:N/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

Affected products

Netgear DGND3700

Classification

Weakness

CWE-200 Exposure of Sensitive Information to an Unauthorized Actor
CWE-284 Improper Access Control

References

github.com /at0de/my_vulns/blob/main/Netgear/DGND3700v2/BRS_top.md
exploit
vuldb.com /?id.309638
vdb-entry, third-party-advisory
vuldb.com /?ctiid.309638
signature, permissions-required, vdb-entry
vuldb.com /?submit.564711
third-party-advisory, vdb-entry
netgear.com /
product

Sources

CVE List CVE-2025-4977
NVD CVE-2025-4977

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.

Summary