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CVE-2021-29077

CRITICALCVSS 9.6/10EPSS 0.81%

Last modified

CVE-2021-29077 is a critical-severity vulnerability rated 9.6/10 on the CVSS scale. Certain NETGEAR devices are affected by command injection by an unauthenticated attacker. 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.. EPSS estimates a 0.81% chance of exploitation in the next 30 days.

Description

Certain NETGEAR devices are affected by command injection by an unauthenticated attacker. 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.

Metrics

CVSS 3.1
9.6/10

CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H

EPSS Probability
0.81%

52.1th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

VendorProductVersions
NetgearRbw30 Firmware< 2.6.2.2
NetgearRbs40v Firmware< 2.6.2.4
NetgearRbk852 Firmware< 3.2.17.12
NetgearRbk853 Firmware< 3.2.17.12
NetgearRbk854 Firmware< 3.2.17.12
NetgearRbr850 Firmware< 3.2.17.12
NetgearRbs850 Firmware< 3.2.17.12
NetgearRbk752 Firmware< 3.2.17.12
NetgearRbk753 Firmware< 3.2.17.12
NetgearRbk753s Firmware< 3.2.17.12
NetgearRbk754 Firmware< 3.2.17.12
NetgearRbr750 Firmware< 3.2.17.12
NetgearRbs750 Firmware< 3.2.17.12

References

Timeline

Published
Last Modified
Status
Modified

Frequently Asked Questions

What is CVE-2021-29077?
Certain NETGEAR devices are affected by command injection by an unauthenticated attacker. 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-2021-29077?
CVE-2021-29077 has a CVSS score of 9.6/10 (CRITICAL severity). The EPSS model estimates a 0.81% probability of exploitation in the next 30 days.
How do I fix CVE-2021-29077?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2021-29077?

Run a free Strix scan to check your systems for this vulnerability.

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Source: NVD / NIST