netgear wndr3400v3 firmware

Name: netgear wndr3400v3 firmware
Brand: netgear

productUS

cpe:2.3:o:netgear:wndr3400v3_firmware:*:*:*:*:*:*:*:*

A product tracked in the threat graph; the vulnerabilities below are known to affect it.

KEV-listed

public exploit

EPSS ≥ 10%

by severity

4critical3high0medium0low

updated 2026-10-28

vulnerabilities (9)

Related CVEs.

sort

ID	severity	EPSS	exploitable	patched	published	affected
CVE-2021-34991US	high8.8	5.67% (93rd)	—	1.0.1.42	2021-11-15	< 1.0.1.42
CVE-2019-14363US	critical9.8	3.15% (88th)	—	no fix	2019-07-28	1.0.1.18 → 1.0.1.24
CVE-2020-35800US	critical9.4	1.61% (76th)	—	1.0.1.32	2020-12-30	< 1.0.1.32
CVE-2020-35796US	critical9.8	1.30% (70th)	—	1.0.1.32	2020-12-30	< 1.0.1.32
CVE-2021-45611US	critical9.8	1.24% (69th)	—	1.0.1.38	2021-12-26	< 1.0.1.38
CVE-2021-45641US	high8.8	0.71% (53rd)	—	1.0.1.24	2021-12-26	< 1.0.1.24
CVE-2021-45640US	high7.2	0.64% (51st)	—	1.0.1.24	2021-12-26	< 1.0.1.24
CVE-2021-34982US	—	0.58% (47th)	—	1.0.1.42	2024-05-07	< 1.0.1.42
CVE-2021-34983US	—OT elevated	0.33% (26th)	—	1.0.1.42	2024-05-07	< 1.0.1.42

The flaw types (CWEs) most of these CVEs share.

CWE-120Buffer Copy without Checking Size of Input ('Classic Buffer Overflow')4 CVEs
CWE-787Out-of-bounds Write3 CVEs
CWE-121Stack-based Buffer Overflow2 CVEs
CWE-200Exposure of Sensitive Information to an Unauthorized Actor1 CVEs
CWE-254CWE-2541 CVEs
CWE-306Missing Authentication for Critical Function1 CVEs

Which sources assert this record, and when.

scry

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