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CVE-2021-45659

HIGHCVSS 7.8/10EPSS 0.34%

Last modified

CVE-2021-45659 is a high-severity vulnerability rated 7.8/10 on the CVSS scale. Certain NETGEAR devices are affected by server-side injection. This affects RBK40 before 2.5.1.16, RBR40 before 2.5.1.16, RBS40 before 2.5.1.16, RBK20 before 2.5.1.16, RBR20 before 2.5.1.16, RBS20 before 2.5.1.16, RBK50 before 2.5.1.16, RBR50 before 2.5.1.16, RBS50 before 2.5.1.16, and RBS50Y before 2.6.1.40.. EPSS estimates a 0.34% chance of exploitation in the next 30 days.

Description

Certain NETGEAR devices are affected by server-side injection. This affects RBK40 before 2.5.1.16, RBR40 before 2.5.1.16, RBS40 before 2.5.1.16, RBK20 before 2.5.1.16, RBR20 before 2.5.1.16, RBS20 before 2.5.1.16, RBK50 before 2.5.1.16, RBR50 before 2.5.1.16, RBS50 before 2.5.1.16, and RBS50Y before 2.6.1.40.

Metrics

CVSS 3.1
7.8/10

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

EPSS Probability
0.34%

25.3th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

VendorProductVersions
NetgearRbk40 Firmware< 2.5.1.16
NetgearRbr40 Firmware< 2.5.1.16
NetgearRbs40 Firmware< 2.5.1.16
NetgearRbk20 Firmware< 2.5.1.16
NetgearRbr20 Firmware< 2.5.1.16
NetgearRbs20 Firmware< 2.5.1.16
NetgearRbk50 Firmware< 2.5.1.16
NetgearRbr50 Firmware< 2.5.1.16
NetgearRbs50 Firmware< 2.5.1.16
NetgearRbs50y Firmware< 2.6.1.40

References

Timeline

Published
Last Modified
Status
Modified

Frequently Asked Questions

What is CVE-2021-45659?
Certain NETGEAR devices are affected by server-side injection. This affects RBK40 before 2.5.1.16, RBR40 before 2.5.1.16, RBS40 before 2.5.1.16, RBK20 before 2.5.1.16, RBR20 before 2.5.1.16, RBS20 before 2.5.1.16, RBK50 before 2.5.1.16, RBR50 before 2.5.1.16, RBS50 before 2.5.1.16, and RBS50Y before 2.6.1.40.
How severe is CVE-2021-45659?
CVE-2021-45659 has a CVSS score of 7.8/10 (HIGH severity). The EPSS model estimates a 0.34% probability of exploitation in the next 30 days.
How do I fix CVE-2021-45659?
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-2021-45659?

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

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Source: NVD / NIST