Strix
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CVE-2021-45658

CRITICALCVSS 9.8/10EPSS 0.90%

Last modified

CVE-2021-45658 is a critical-severity vulnerability rated 9.8/10 on the CVSS scale. Certain NETGEAR devices are affected by server-side injection. This affects D7800 before 1.0.1.58, DM200 before 1.0.0.66, EX2700 before 1.0.1.56, EX6150v2 before 1.0.1.86, EX6100v2 before 1.0.1.86, EX6200v2 before 1.0.1.78, EX6250 before 1.0.0.110, EX6410 before 1.0.0.110, EX6420 before 1.0.0.110, EX6400v2 before 1.0.0.110, EX7300 before 1.0.2.144, EX6400 before 1.0.2.144, EX7320 before 1.0.0.110, EX7300v2 before 1.0.0.110, R7500v2 before 1.0.3.48, R7800 before 1.0.2.68, R8900 before 1.0.5.2, R9000 before 1.0.5.2, RAX120 before 1.0.1.90, RBK40 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, RBS50Y before 2.6.1.40, WN3000RPv2 before 1.0.0.78, WN3000RPv3 before 1.0.2.80, WNR2000v5 before 1.0.0.72, XR500 before 2.3.2.56, and XR700 before 1.0.1.20.. EPSS estimates a 0.90% chance of exploitation in the next 30 days.

Description

Certain NETGEAR devices are affected by server-side injection. This affects D7800 before 1.0.1.58, DM200 before 1.0.0.66, EX2700 before 1.0.1.56, EX6150v2 before 1.0.1.86, EX6100v2 before 1.0.1.86, EX6200v2 before 1.0.1.78, EX6250 before 1.0.0.110, EX6410 before 1.0.0.110, EX6420 before 1.0.0.110, EX6400v2 before 1.0.0.110, EX7300 before 1.0.2.144, EX6400 before 1.0.2.144, EX7320 before 1.0.0.110, EX7300v2 before 1.0.0.110, R7500v2 before 1.0.3.48, R7800 before 1.0.2.68, R8900 before 1.0.5.2, R9000 before 1.0.5.2, RAX120 before 1.0.1.90, RBK40 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, RBS50Y before 2.6.1.40, WN3000RPv2 before 1.0.0.78, WN3000RPv3 before 1.0.2.80, WNR2000v5 before 1.0.0.72, XR500 before 2.3.2.56, and XR700 before 1.0.1.20.

Metrics

CVSS 3.1
9.8/10

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

EPSS Probability
0.90%

55.1th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

VendorProductVersions
NetgearD7800 Firmware< 1.0.1.58
NetgearDm200 Firmware< 1.0.0.66
NetgearEx2700 Firmware< 1.0.1.56
NetgearEx6150v2 Firmware< 1.0.1.86
NetgearEx6100v2 Firmware< 1.0.1.86
NetgearEx6200v2 Firmware< 1.0.1.78
NetgearEx6250 Firmware< 1.0.0.110
NetgearEx6410 Firmware< 1.0.0.110
NetgearEx6420 Firmware< 1.0.0.110
NetgearEx6400v2 Firmware< 1.0.0.110
NetgearEx7300 Firmware< 1.0.2.144
NetgearEx6400 Firmware< 1.0.2.144
NetgearEx7320 Firmware< 1.0.0.110
NetgearEx7300v2 Firmware< 1.0.0.110
NetgearR7500v2 Firmware< 1.0.3.48
NetgearR7800 Firmware< 1.0.2.68
NetgearR8900 Firmware< 1.0.5.2
NetgearR9000 Firmware< 1.0.5.2
NetgearRax120 Firmware< 1.0.1.90
NetgearRbk40 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
NetgearWn3000rpv2 Firmware< 1.0.0.78
NetgearWn3000rpv3 Firmware< 1.0.2.80
NetgearWnr2000v5 Firmware< 1.0.0.72
NetgearXr500 Firmware< 2.3.2.56
NetgearXr700 Firmware< 1.0.1.20

References

Timeline

Published
Last Modified
Status
Modified

Frequently Asked Questions

What is CVE-2021-45658?
Certain NETGEAR devices are affected by server-side injection. This affects D7800 before 1.0.1.58, DM200 before 1.0.0.66, EX2700 before 1.0.1.56, EX6150v2 before 1.0.1.86, EX6100v2 before 1.0.1.86, EX6200v2 before 1.0.1.78, EX6250 before 1.0.0.110, EX6410 before 1.0.0.110, EX6420 before 1.0.0.110, EX6400v2 before 1.0.0.110, EX7300 before 1.0.2.144, EX6400 before 1.0.2.144, EX7320 before 1.0.0.110, EX7300v2 before 1.0.0.110, R7500v2 before 1.0.3.48, R7800 before 1.0.2.68, R8900 before 1.0.5.2, R9000 before 1.0.5.2, RAX120 before 1.0.1.90, RBK40 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, RBS50Y before 2.6.1.40, WN3000RPv2 before 1.0.0.78, WN3000RPv3 before 1.0.2.80, WNR2000v5 before 1.0.0.72, XR500 before 2.3.2.56, and XR700 before 1.0.1.20.
How severe is CVE-2021-45658?
CVE-2021-45658 has a CVSS score of 9.8/10 (CRITICAL severity). The EPSS model estimates a 0.90% probability of exploitation in the next 30 days.
How do I fix CVE-2021-45658?
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-2021-45658?

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

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Source: NVD / NIST