CVE-2021-45606

mediumpriority · track · 35EPSS 0.010 · 61 %ileEURUUS

grimoire priorityP3 · Track

Exploitable?

—

no known exploitation

Likely / severe?

0.95% (61st) EPSS

CVSS 6.5 · medium

Is it mine?

31 products

Check your exposure

Who says so?

4 sources

cnnvd · enisa_euvd · fstec_bdu · nvd

EPSS · scored 2026-10-27

Certain NETGEAR devices are affected by a stack-based buffer overflow by an authenticated user. This affects R6400 before 1.0.1.70, R7000 before 1.0.11.126, R7900 before 1.0.4.46, R7900P before 1.4.2.84, R7960P before 1.4.2.84, R8000 before 1.0.4.74, R8000P before 1.4.2.84, RAX200 before 1.0.4.120, RS400 before 1.5.1.80, R6400v2 before 1.0.4.118, R7000P before 1.3.3.140, RAX80 before 1.0.4.120, R6700v3 before 1.0.4.118, R6900P before 1.3.3.140, and RAX75 before 1.0.4.120.

cvss

Technical severity, 0–10. One row per scoring source.

8.8

010

base score 0–10 · higher = more severe · hover a vector to decode⚠ sources disagree · medium–high · 4.5–8.8

v2.06.5mediumAV:N/AC:L/Au:S/C:P/I:P/A:Pprimary · NVD / NIST USexploitability 8 · impact 6.4

v3.18.8highCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:Hprimary · NVD / NIST USexploitability 2.8 · impact 5.9

v3.14.5mediumAV:A/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:Hsecondary · FSTEC (BDU) RU

v3.14.5mediumCVSS:3.1/AC:L/AV:A/A:H/C:N/I:N/PR:H/S:U/UI:Nsecondary · ENISA EU

v3.14.5mediumCVSS:3.1/AV:A/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:Hsecondary · cve@mitre.org USexploitability 0.9 · impact 3.6

v3.18.1highCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:Usecondary · CVSS-BT (t0sche)

weaknesses

The CWE weakness classes this flaw belongs to.

CWE-787USprimaryCWE-787US

affected products (31)

Products and version ranges known to be affected.

n/a n/a≤ n/aenisa_euvdEU
NETGEAR R6400≤ 1.0.1.70fstec_bduRU
NETGEAR R6400v2≤ 1.0.4.118fstec_bduRU
NETGEAR R6700v3≤ 1.0.4.118fstec_bduRU
NETGEAR R6900P≤ 1.3.3.140fstec_bduRU
NETGEAR R7000≤ 1.0.11.126fstec_bduRU
NETGEAR R7000P≤ 1.3.3.140fstec_bduRU
NETGEAR R7900≤ 1.0.4.46fstec_bduRU
NETGEAR R7900P≤ 1.4.2.84fstec_bduRU
NETGEAR R7960P≤ 1.4.2.84fstec_bduRU
NETGEAR R8000≤ 1.0.4.74fstec_bduRU
NETGEAR R8000P≤ 1.4.2.84fstec_bduRU
NETGEAR RAX75≤ 1.0.4.120fstec_bduRU
NETGEAR RS400≤ 1.5.1.80fstec_bduRU
Netgear RAX200≤ 1.0.4.120fstec_bduRU
Netgear RAX80≤ 1.0.4.120fstec_bduRU
netgear r6400 firmware< 1.0.1.70nvdUScpe:2.3:o:netgear:r6400_firmware:*:*:*:*:*:*:*:*
netgear r6400v2 firmware< 1.0.4.118nvdUScpe:2.3:o:netgear:r6400v2_firmware:*:*:*:*:*:*:*:*
netgear r6700v3 firmware< 1.0.4.118nvdUScpe:2.3:o:netgear:r6700v3_firmware:*:*:*:*:*:*:*:*
netgear r6900p firmware< 1.3.3.140nvdUScpe:2.3:o:netgear:r6900p_firmware:*:*:*:*:*:*:*:*

showing 20 of 31

also known as (4)

Other names and identifiers for this entity.

sources

Which sources assert this record, and when.

cnnvd enisa_euvd fstec_bdu nvd NVD CVE.org MITRE

published 2021-12-26modified 2026-06-17

related (16,125)

Related entries.

ID	severity	EPSS	exploitable	published
CVE-2026-86950US	—OT critical	26.2% (98th)	KEV	2026-09-28
An out-of-bounds write issue was addressed with improved bounds checking. This issue is fixed in iOS 18.7.11 and iPadOS 18.7.11, iOS 26.7.1 and iPadOS 26.7.1, macOS Sequoia 15.8.1,…
CVE-2026-87491US	—OT critical	3.51% (89th)	KEV	2026-09-09
Out of bounds write in V8 in Google Chrome prior to 153.0.8010.36 allowed a remote attacker to execute arbitrary code inside the sandbox via a crafted HTML page. (Chromium security…
CVE-2026-53362US	—OT critical	0.71% (53rd)	KEV	2026-07-04
In the Linux kernel, the following vulnerability has been resolved: ipv6: account for fraggap on the paged allocation path In __ip6_append_data(), when the paged-allocation branc…
CVE-2026-53266US	—OT critical	0.93% (61st)	KEV	2026-06-25
In the Linux kernel, the following vulnerability has been resolved: netfilter: bridge: make ebt_snat ARP rewrite writable The ebtables SNAT target keeps the Ethernet source addre…
CVE-2026-11645US	—OT critical	2.44% (84th)	KEV	2026-06-09
Out of bounds read and write in V8 in Google Chrome prior to 149.0.7827.103 allowed a remote attacker to execute arbitrary code inside a sandbox via a crafted HTML page. (Chromium…

+16120 more

references (4)

External citations — patches, advisories, analysis.

scry

Attackers weaponise vulnerabilities like this against internet-exposed services. See what is exposed on your perimeter with a free passive scan.

Free scan