CVE-2021-45642

highpriority · track · 29EPSS 0.010 · 62 %ileEURUUS

grimoire priorityP2 · Scheduled

Exploitable?

—

no known exploitation

Likely / severe?

0.97% (62nd) EPSS

CVSS 7.5 · high

Is it mine?

59 products

Check your exposure

Who says so?

3 sources

cnnvd · enisa_euvd · fstec_bdu

EPSS · scored 2026-10-27

Certain NETGEAR devices are affected by incorrect configuration of security settings. This affects D7800 before 1.0.1.64, EX6250 before 1.0.0.134, EX7700 before 1.0.0.222, LBR20 before 2.6.3.50, RBS50Y before 2.7.3.22, R8900 before 1.0.5.26, R9000 before 1.0.5.26, XR450 before 2.3.2.66, XR500 before 2.3.2.66, XR700 before 1.0.1.36, EX7320 before 1.0.0.134, RAX120 before 1.2.2.24, EX7300v2 before 1.0.0.134, RAX120v2 before 1.2.2.24, EX6410 before 1.0.0.134, RBR10 before 2.7.3.22, RBR20 before 2.7.3.22, RBR40 before 2.7.3.22, RBR50 before 2.7.3.22, EX6420 before 1.0.0.134, RBS10 before 2.7.3.22, RBS20 before 2.7.3.22, RBS40 before 2.7.3.22, RBS50 before 2.7.3.22, EX6400v2 before 1.0.0.134, RBK12 before 2.7.3.22, RBK20 before 2.7.3.22, RBK40 before 2.7.3.22, and RBK50 before 2.7.3.22.

cvss

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

7.5

010

base score 0–10 · higher = more severe · hover a vector to decode⚠ sources disagree · medium–high · 6.6–7.5

v2.07.5highAV:N/AC:L/Au:N/C:P/I:P/A:Pprimary · NVD / NIST USexploitability 10 · impact 6.4

v3.17.2highCVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:Hprimary · NVD / NIST USexploitability 1.2 · impact 5.9

v3.17.5highAV:A/AC:L/PR:H/UI:N/S:C/C:L/I:H/A:Lsecondary · FSTEC (BDU) RU

v3.17.5highCVSS:3.1/AC:L/AV:A/A:L/C:L/I:H/PR:H/S:C/UI:Nsecondary · ENISA EU

v3.17.5highCVSS:3.1/AV:A/AC:L/PR:H/UI:N/S:C/C:L/I:H/A:Lsecondary · cve@mitre.org USexploitability 1.7 · impact 5.3

v3.16.6mediumCVSS:3.1/AV:N/AC:L/PR:H/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-254US

affected products (59)

Products and version ranges known to be affected.

n/a n/a≤ n/aenisa_euvdEU
NETGEAR D7800≤ 1.0.1.64fstec_bduRU
NETGEAR EX6250≤ 1.0.0.134fstec_bduRU
NETGEAR EX6400v2≤ 1.0.0.134fstec_bduRU
NETGEAR EX6410≤ 1.0.0.134fstec_bduRU
NETGEAR EX6420≤ 1.0.0.134fstec_bduRU
NETGEAR EX7300v2≤ 1.0.0.134fstec_bduRU
NETGEAR EX7320≤ 1.0.0.134fstec_bduRU
NETGEAR EX7700≤ 1.0.0.222fstec_bduRU
NETGEAR LBR20≤ 2.6.3.50fstec_bduRU
NETGEAR Outdoor Satellite (RBS50Y)≤ 2.7.3.22fstec_bduRU
NETGEAR R8900≤ 1.0.5.26fstec_bduRU
NETGEAR R9000≤ 1.0.5.26fstec_bduRU
NETGEAR RBK12≤ 2.7.3.22fstec_bduRU
NETGEAR RBK20≤ 2.7.3.22fstec_bduRU
NETGEAR RBK40≤ 2.7.3.22fstec_bduRU
NETGEAR RBK50≤ 2.7.3.22fstec_bduRU
NETGEAR RBR10≤ 2.7.3.22fstec_bduRU
NETGEAR RBR20≤ 2.7.3.22fstec_bduRU
NETGEAR RBR40≤ 2.7.3.22fstec_bduRU

showing 20 of 59

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 CVE.org MITRE

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

references (4)

External citations — patches, advisories, analysis.

scry

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