How severe is CVE-2021-29067?

CVE-2021-29067 has a CVSS 3.x base score of 9.6, rated critical severity. It is exploitable over an adjacent network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2021-29067 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (45th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2021-29067?

CVE-2021-29067 primarily affects Netgear Rbw30 Firmware. In total, 13 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2021-29067?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.

When was CVE-2021-29067 published?

CVE-2021-29067 was published on 2021-03-23 and last updated on 2026-06-17.

CVE-2021-29067

CVE-2021-29067 is a critical-severity vulnerability in Netgear Rbw30 Firmware with a CVSS 3.x base score of 9.6. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low.

Key facts

Severity: Critical (CVSS 3.x base score 9.6)
CVSS v2: 8.3
EPSS exploit prediction: 1% (45th percentile)
Actively exploited: Not listed in CISA KEV
Affected product: Netgear Rbw30 Firmware
Published: 2021-03-23
Last modified: 2026-06-17

Description

Certain NETGEAR devices are affected by authentication bypass. This affects RBW30 before 2.6.2.2, RBS40V before 2.6.2.4, RBK852 before 3.2.17.12, RBK853 before 3.2.17.12, RBK854 before 3.2.17.12, RBR850 before 3.2.17.12, RBS850 before 3.2.17.12, RBK752 before 3.2.17.12, RBK753 before 3.2.17.12, RBK753S before 3.2.17.12, RBK754 before 3.2.17.12, RBR750 before 3.2.17.12, and RBS750 before 3.2.17.12.

Frequently asked questions

What is CVE-2021-29067?: Certain NETGEAR devices are affected by authentication bypass. This affects RBW30 before 2.6.2.2, RBS40V before 2.6.2.4, RBK852 before 3.2.17.12, RBK853 before 3.2.17.12, RBK854 before 3.2.17.12, RBR850 before 3.2.17.12, RBS850 before 3.2.17.12, RBK752 before 3.2.17.12, RBK753 before 3.2.17.12, RBK753S before 3.2.17.12, RBK754 before 3.2.17.12, RBR750 before 3.2.17.12, and RBS750 before 3.2.17.12.
How severe is CVE-2021-29067?: CVE-2021-29067 has a CVSS 3.x base score of 9.6, rated critical severity. It is exploitable over an adjacent network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2021-29067 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (45th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2021-29067?: CVE-2021-29067 primarily affects Netgear Rbw30 Firmware. In total, 13 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2021-29067?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.
When was CVE-2021-29067 published?: CVE-2021-29067 was published on 2021-03-23 and last updated on 2026-06-17.

References

https://kb.netgear.com/000063017/Security-Advisory-for-Authentication-Bypass-on-Some-WiFi-Systems-PSV-2020-0492

Affected products (13)

cpe:2.3:o:netgear:rbw30_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:netgear:rbs40v_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:netgear:rbk852_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:netgear:rbk853_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:netgear:rbk854_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:netgear:rbr850_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:netgear:rbs850_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:netgear:rbk752_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:netgear:rbk753_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:netgear:rbk753s_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:netgear:rbk754_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:netgear:rbr750_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:netgear:rbs750_firmware:*:*:*:*:*:*:*:*

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