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Netgear
R6400 Firmware

netgear r6400 firmware Vulnerabilities: CVEs, CISA KEV & Security Advisories

113 CVEs

1 in CISA KEV

netgear r6400 firmware Vulnerabilities

CVE security advisories and vulnerability history for r6400 firmware by netgear.

113

Total CVEs

Published

1

In CISA KEV

Exploited in the wild

2

Public exploits

With known exploit

7.2

Avg CVSS

2016–2024

Last updated May 7, 2024

Overview

netgear r6400 firmware has 113 published CVE records since 2016, of which 1 are in CISA's Known Exploited Vulnerabilities catalog and 2 have a known public exploit. The average CVSS base score across scored CVEs is 7.2.

This page aggregates every publicly disclosed vulnerability (CVE) affecting netgear r6400 firmware, with a severity breakdown, the affected and patched versions, the most common weakness types, and the full CVE list.

Severity and exploitation

How the CVSS severity of netgear r6400 firmware's CVEs breaks down, plus how many are exploited in the wild or have public exploit code.

Critical12

High37

Medium58

Low2

4 additional CVEs have no CVSS severity score.

In CISA’s Known Exploited Vulnerabilities catalog

1

One of netgear r6400 firmware's CVEs is confirmed exploited in the wild.

Public exploits

2

2 of netgear r6400 firmware's CVEs have a known public exploit available.

Affected versions and CVEs

Browse every netgear r6400 firmware version named in a CVE, then pick one to see only the CVEs that affect it.

Fixed in

Find a version

113 CVEs

Sort

Medium vulnerability · 2024-05-07
CVE-2021-34983
Patch
CWE-306
Medium · CVSS 6.5
EPSS 0.2% (40th pct)2024-05-07
NETGEAR Multiple Routers httpd Stack-based Buffer Overflow Remote Code Execution Vulnerability
CVE-2021-34982
Patch
CWE-121
High · CVSS 8.8
EPSS 5.6% (90th pct)2024-05-07
Vulnerability · 2023-09-01
CVE-2023-36187
Patch
Unscored
EPSS 5.9% (91th pct)2023-09-01
High vulnerability · 2023-03-29
CVE-2022-27647
Patch
CWE-78
High · CVSS 8.0
EPSS 0.1% (28th pct)2023-03-29
High vulnerability · 2023-03-29
CVE-2022-27646
Patch
CWE-121
High · CVSS 8.0
EPSS 12.8% (94th pct)2023-03-29
High vulnerability · 2023-03-29
CVE-2022-27645
Patch
CWE-306
High · CVSS 8.8
EPSS 0.1% (24th pct)2023-03-29
Medium vulnerability · 2023-03-29
CVE-2022-27644
Patch
CWE-295
Medium · CVSS 5.0
EPSS 0.1% (35th pct)2023-03-29
High vulnerability · 2023-03-29
CVE-2022-27643
Patch
CWE-120
High · CVSS 8.8
EPSS 0.8% (75th pct)2023-03-29
Medium vulnerability · 2023-03-29
CVE-2022-27642
Patch
CWE-863
Medium · CVSS 6.3
EPSS 0.1% (26th pct)2023-03-29
High vulnerability · 2023-03-29
CVE-2022-27641
Patch
CWE-190
High · CVSS 8.8
EPSS 0.8% (75th pct)2023-03-29
High vulnerability · 2021-12-26
CVE-2021-45512
Patch
High · CVSS 8.6
EPSS 0.2% (36th pct)2021-12-26
Medium vulnerability · 2021-12-26
CVE-2021-45516
Patch
Medium · CVSS 6.9
EPSS 0.0% (15th pct)2021-12-26
Medium vulnerability · 2021-12-26
CVE-2021-45525
Patch
Medium · CVSS 6.1
EPSS 0.2% (45th pct)2021-12-26
High vulnerability · 2021-12-26
CVE-2021-45526
Patch
High · CVSS 7.3
EPSS 0.4% (61th pct)2021-12-26
Critical vulnerability · 2021-12-26
CVE-2021-45527
Patch
Critical · CVSS 9.6
EPSS 1.2% (80th pct)2021-12-26
High vulnerability · 2021-12-26
CVE-2021-45528
Patch
High · CVSS 8.1
EPSS 0.2% (38th pct)2021-12-26
High vulnerability · 2021-12-26
CVE-2021-45529
Patch
High · CVSS 7.3
EPSS 0.2% (38th pct)2021-12-26
High vulnerability · 2021-12-26
CVE-2021-45549
Patch
High · CVSS 8.4
EPSS 0.2% (48th pct)2021-12-26
Medium vulnerability · 2021-12-26
CVE-2021-45550
Patch
Medium · CVSS 6.6
EPSS 0.1% (24th pct)2021-12-26
High vulnerability · 2021-12-26
CVE-2021-45554
Patch
High · CVSS 8.4
EPSS 0.1% (33th pct)2021-12-26
Medium vulnerability · 2021-12-26
CVE-2021-45604
Patch
Medium · CVSS 4.5
EPSS 0.1% (24th pct)2021-12-26
Medium vulnerability · 2021-12-26
CVE-2021-45605
Patch
Medium · CVSS 6.0
EPSS 0.1% (35th pct)2021-12-26
Medium vulnerability · 2021-12-26
CVE-2021-45606
Patch
Medium · CVSS 4.5
EPSS 0.3% (52th pct)2021-12-26
Critical vulnerability · 2021-12-26
CVE-2021-45611
Patch
Critical · CVSS 9.6
EPSS 0.3% (57th pct)2021-12-26
Critical vulnerability · 2021-12-26
CVE-2021-45617
Patch
Critical · CVSS 9.8
EPSS 1.5% (82th pct)2021-12-26
Critical vulnerability · 2021-12-26
CVE-2021-45620
Patch
Critical · CVSS 9.6
EPSS 1.7% (82th pct)2021-12-26
Critical vulnerability · 2021-12-26
CVE-2021-45621
Patch
Critical · CVSS 9.6
EPSS 1.5% (82th pct)2021-12-26
Critical vulnerability · 2021-12-26
CVE-2021-45622
Patch
Critical · CVSS 9.6
EPSS 2.7% (86th pct)2021-12-26
Critical vulnerability · 2021-12-26
CVE-2021-45638
Patch
Critical · CVSS 9.6
EPSS 0.4% (59th pct)2021-12-26
Low vulnerability · 2021-12-26
CVE-2021-45640
Patch
Low · CVSS 3.9
EPSS 0.6% (69th pct)2021-12-26

Showing 30 of 113

Common weakness types

The CWE weakness categories most often found in netgear r6400 firmware CVEs. Follow any weakness for its full explanation.

CWE-121Stack-based Buffer Overflow4 CVEs
CWE-306Missing Authentication for Critical Function2 CVEs
CWE-295Improper Certificate Validation1 CVE
CWE-352Cross-Site Request Forgery (CSRF)1 CVE
CWE-78Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection')1 CVE
CWE-120Buffer Copy without Checking Size of Input ('Classic Buffer Overflow')1 CVE
CWE-863Incorrect Authorization1 CVE
CWE-190Integer Overflow or Wraparound1 CVE

Disclosure activity by year

How many netgear r6400 firmware CVEs were published each year.

2016

1

2019

1

2020

65

2021

36

2023

8

2024

2

Other netgear products

Browse vulnerabilities for other products by netgear.

r7800245 CVEs r7800 firmware245 CVEs r9000215 CVEs r9000 firmware215 CVEs r6700174 CVEs r6700 firmware173 CVEs d7800172 CVEs d7800 firmware172 CVEs

All netgear vulnerabilities

Frequently asked questions

Common questions about netgear r6400 firmware vulnerabilities.

How many CVEs does netgear r6400 firmware have?

netgear r6400 firmware has 113 published CVE records since 2016.

How many netgear r6400 firmware CVEs are in CISA KEV?

Yes — 1 of netgear r6400 firmware's CVEs are listed in CISA's Known Exploited Vulnerabilities catalog, confirmed exploited in the wild and carrying a CISA remediation deadline.

Are there public exploits for netgear r6400 firmware vulnerabilities?

Yes — 2 of netgear r6400 firmware's CVEs have a known public exploit.

Which versions of netgear r6400 firmware are affected?

38 distinct netgear r6400 firmware versions are named across its CVEs. Use the version filter above to see the CVEs affecting a specific version.

What are the most common weakness types in netgear r6400 firmware CVEs?

netgear r6400 firmware's CVEs most often map to these CWE weakness types: CWE-121 (Stack-based Buffer Overflow), CWE-306 (Missing Authentication for Critical Function), CWE-295 (Improper Certificate Validation), CWE-352 (Cross-Site Request Forgery (CSRF)).

How many critical netgear r6400 firmware vulnerabilities are there?

netgear r6400 firmware has 12 critical and 37 high-severity CVEs.

What is the average severity of netgear r6400 firmware CVEs?

The average CVSS base score across netgear r6400 firmware's scored CVEs is 7.2.

References

All netgear vulnerabilities
The MITRE CVE Program (opens in a new tab)
Learn: What is a CVE?
CWE directory: the weakness types these CVEs map to

Vulnerability data is sourced from the CVE Program; severity, KEV, and exploit signals are aggregated by RadicalNotion.AI.

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On this page

Overview
Severity and exploitation
Affected versions and CVEs
Common weakness types
Disclosure activity
Other products
FAQ
References