Strix
26.1K

CVE-2021-45656

HIGHCVSS 7.8/10EPSS 0.31%

Last modified

CVE-2021-45656 is a high-severity vulnerability rated 7.8/10 on the CVSS scale. Certain NETGEAR devices are affected by server-side injection. This affects D6200 before 1.1.00.38, D7000 before 1.0.1.78, R6020 before 1.0.0.48, R6080 before 1.0.0.48, R6050 before 1.0.1.26, JR6150 before 1.0.1.26, R6120 before 1.0.0.66, R6220 before 1.1.0.100, R6230 before 1.1.0.100, R6260 before 1.1.0.78, R6800 before 1.2.0.76, R6900v2 before 1.2.0.76, R6700v2 before 1.2.0.76, R7450 before 1.2.0.76, AC2100 before 1.2.0.76, AC2400 before 1.2.0.76, AC2600 before 1.2.0.76, 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 0.31% chance of exploitation in the next 30 days.

Description

Certain NETGEAR devices are affected by server-side injection. This affects D6200 before 1.1.00.38, D7000 before 1.0.1.78, R6020 before 1.0.0.48, R6080 before 1.0.0.48, R6050 before 1.0.1.26, JR6150 before 1.0.1.26, R6120 before 1.0.0.66, R6220 before 1.1.0.100, R6230 before 1.1.0.100, R6260 before 1.1.0.78, R6800 before 1.2.0.76, R6900v2 before 1.2.0.76, R6700v2 before 1.2.0.76, R7450 before 1.2.0.76, AC2100 before 1.2.0.76, AC2400 before 1.2.0.76, AC2600 before 1.2.0.76, 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
0.31%

23.0th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

VendorProductVersions
NetgearD6200 Firmware< 1.1.00.38
NetgearD7000 Firmware< 1.0.1.78
NetgearR6020 Firmware< 1.0.0.48
NetgearR6080 Firmware< 1.0.0.48
NetgearR6050 Firmware< 1.0.1.26
NetgearJr6150 Firmware< 1.0.1.26
NetgearR6120 Firmware< 1.0.0.66
NetgearR6220 Firmware< 1.1.0.100
NetgearR6230 Firmware< 1.1.0.110
NetgearR6260 Firmware< 1.1.0.78
NetgearR6800 Firmware< 1.2.0.76
NetgearR6900 Firmware< 1.2.0.76
NetgearR6700 Firmware< 1.2.0.76
NetgearR7450 Firmware< 1.2.0.76
NetgearAc2100 Firmware< 1.2.0.76
NetgearAc2400 Firmware< 1.2.0.76
NetgearAc2600 Firmware< 1.2.0.76
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-2021-45656?
Certain NETGEAR devices are affected by server-side injection. This affects D6200 before 1.1.00.38, D7000 before 1.0.1.78, R6020 before 1.0.0.48, R6080 before 1.0.0.48, R6050 before 1.0.1.26, JR6150 before 1.0.1.26, R6120 before 1.0.0.66, R6220 before 1.1.0.100, R6230 before 1.1.0.100, R6260 before 1.1.0.78, R6800 before 1.2.0.76, R6900v2 before 1.2.0.76, R6700v2 before 1.2.0.76, R7450 before 1.2.0.76, AC2100 before 1.2.0.76, AC2400 before 1.2.0.76, AC2600 before 1.2.0.76, 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-2021-45656?
CVE-2021-45656 has a CVSS score of 7.8/10 (HIGH severity). The EPSS model estimates a 0.31% probability of exploitation in the next 30 days.
How do I fix CVE-2021-45656?
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-2021-45656?

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

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Source: NVD / NIST