How severe is CVE-2021-20169?

CVE-2021-20169 has a CVSS 3.x base score of 6.8, rated medium severity. It is exploitable over physical access with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2021-20169 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (7th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2021-20169?

CVE-2021-20169 affects Netgear Rax43 Firmware. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2021-20169?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

When was CVE-2021-20169 published?

CVE-2021-20169 was published on 2021-12-30 and last updated on 2026-06-17.

CVE-2021-20169

CVE-2021-20169 is a medium-severity vulnerability in Netgear Rax43 Firmware with a CVSS 3.x base score of 6.8. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-319.

Key facts

Severity: Medium (CVSS 3.x base score 6.8)
CVSS v2: 7.2
EPSS exploit prediction: 0% (7th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-319
Affected product: Netgear Rax43 Firmware
Published: 2021-12-30
Last modified: 2026-06-17

Description

Netgear RAX43 version 1.0.3.96 does not utilize secure communications to the web interface. By default, all communication to/from the device is sent via HTTP, which causes potentially sensitive information (such as usernames and passwords) to be transmitted in cleartext.

Frequently asked questions

What is CVE-2021-20169?: Netgear RAX43 version 1.0.3.96 does not utilize secure communications to the web interface. By default, all communication to/from the device is sent via HTTP, which causes potentially sensitive information (such as usernames and passwords) to be transmitted in cleartext.
How severe is CVE-2021-20169?: CVE-2021-20169 has a CVSS 3.x base score of 6.8, rated medium severity. It is exploitable over physical access with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2021-20169 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (7th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2021-20169?: CVE-2021-20169 affects Netgear Rax43 Firmware. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2021-20169?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2021-20169 published?: CVE-2021-20169 was published on 2021-12-30 and last updated on 2026-06-17.

References

https://www.tenable.com/security/research/tra-2021-55

Affected products (1)

cpe:2.3:o:netgear:rax43_firmware:1.0.3.96:*:*:*:*:*:*:*

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