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CVE-2021-45550

MEDIUMCVSS 6.8/10EPSS 0.57%

Last modified

CVE-2021-45550 is a medium-severity vulnerability rated 6.8/10 on the CVSS scale. Certain NETGEAR devices are affected by command injection by an authenticated user. This affects D3600 before 1.0.0.76, D6000 before 1.0.0.78, D6100 before 1.0.0.63, D6220 before 1.0.0.52, D6400 before 1.0.0.86, D7800 before 1.0.1.56, D8500 before 1.0.3.44, DGN2200Bv4 before 1.0.0.109, DGN2200v4 before 1.0.0.110, R6250 before 1.0.4.34, R6300v2 before 1.0.4.34, R6400 before 1.0.1.46, R6400v2 before 1.0.2.66, R6700 before 1.0.2.6, R6700v3 before 1.0.2.66, R6900 before 1.0.2.4, R6900P before 1.3.1.64, R7000 before 1.0.9.42, R7000P before 1.3.1.64, R7100LG before 1.0.0.50, R7300 before 1.0.0.70, R7900 before 1.0.3.8, R7900P before 1.4.1.30, R8000 before 1.0.4.28, R8000P before 1.4.1.30, R8300 before 1.0.2.128, R8500 before 1.0.2.128, WNDR3400v3 before 1.0.1.24, WNR3500Lv2 before 1.2.0.62, and XR500 before 2.3.2.56.. EPSS estimates a 0.57% chance of exploitation in the next 30 days.

Description

Certain NETGEAR devices are affected by command injection by an authenticated user. This affects D3600 before 1.0.0.76, D6000 before 1.0.0.78, D6100 before 1.0.0.63, D6220 before 1.0.0.52, D6400 before 1.0.0.86, D7800 before 1.0.1.56, D8500 before 1.0.3.44, DGN2200Bv4 before 1.0.0.109, DGN2200v4 before 1.0.0.110, R6250 before 1.0.4.34, R6300v2 before 1.0.4.34, R6400 before 1.0.1.46, R6400v2 before 1.0.2.66, R6700 before 1.0.2.6, R6700v3 before 1.0.2.66, R6900 before 1.0.2.4, R6900P before 1.3.1.64, R7000 before 1.0.9.42, R7000P before 1.3.1.64, R7100LG before 1.0.0.50, R7300 before 1.0.0.70, R7900 before 1.0.3.8, R7900P before 1.4.1.30, R8000 before 1.0.4.28, R8000P before 1.4.1.30, R8300 before 1.0.2.128, R8500 before 1.0.2.128, WNDR3400v3 before 1.0.1.24, WNR3500Lv2 before 1.2.0.62, and XR500 before 2.3.2.56.

Metrics

CVSS 3.1
6.8/10

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

EPSS Probability
0.57%

42.8th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

VendorProductVersions
NetgearD3600 Firmware< 1.0.0.76
NetgearD6000 Firmware< 1.0.0.78
NetgearD6100 Firmware< 1.0.0.63
NetgearD6220 Firmware< 1.0.0.52
NetgearD6400 Firmware< 1.0.0.86
NetgearD7800 Firmware< 1.0.1.56
NetgearD8500 Firmware< 1.0.3.44
NetgearDgn2200b Firmware< 1.0.0.109
NetgearDgn2200 Firmware< 1.0.0.110
NetgearR6250 Firmware< 1.0.4.34
NetgearR6300 Firmware< 1.0.4.34
NetgearR6400 Firmware< 1.0.1.46
NetgearR6400 Firmware< 1.0.2.66
NetgearR6700 Firmware< 1.0.2.6
NetgearR6700 Firmware< 1.0.2.66
NetgearR6900 Firmware< 1.0.2.4
NetgearR6900p Firmware< 1.3.1.64
NetgearR7000 Firmware< 1.0.9.42
NetgearR7000p Firmware< 1.3.1.64
NetgearR7100lg Firmware< 1.0.0.50
NetgearR7300 Firmware< 1.0.0.70
NetgearR7900 Firmware< 1.0.3.8
NetgearR7900p Firmware< 1.4.1.30
NetgearR8000 Firmware< 1.0.4.28
NetgearR8000p Firmware< 1.4.1.30
NetgearR8300 Firmware< 1.0.2.128
NetgearR8500 Firmware< 1.0.2.128
NetgearWndr3400 Firmware< 1.0.1.24
NetgearWnr3500l Firmware< 1.2.0.62
NetgearXr500 Firmware< 2.3.2.56

References

Timeline

Published
Last Modified
Status
Modified

Frequently Asked Questions

What is CVE-2021-45550?
Certain NETGEAR devices are affected by command injection by an authenticated user. This affects D3600 before 1.0.0.76, D6000 before 1.0.0.78, D6100 before 1.0.0.63, D6220 before 1.0.0.52, D6400 before 1.0.0.86, D7800 before 1.0.1.56, D8500 before 1.0.3.44, DGN2200Bv4 before 1.0.0.109, DGN2200v4 before 1.0.0.110, R6250 before 1.0.4.34, R6300v2 before 1.0.4.34, R6400 before 1.0.1.46, R6400v2 before 1.0.2.66, R6700 before 1.0.2.6, R6700v3 before 1.0.2.66, R6900 before 1.0.2.4, R6900P before 1.3.1.64, R7000 before 1.0.9.42, R7000P before 1.3.1.64, R7100LG before 1.0.0.50, R7300 before 1.0.0.70, R7900 before 1.0.3.8, R7900P before 1.4.1.30, R8000 before 1.0.4.28, R8000P before 1.4.1.30, R8300 before 1.0.2.128, R8500 before 1.0.2.128, WNDR3400v3 before 1.0.1.24, WNR3500Lv2 before 1.2.0.62, and XR500 before 2.3.2.56.
How severe is CVE-2021-45550?
CVE-2021-45550 has a CVSS score of 6.8/10 (MEDIUM severity). The EPSS model estimates a 0.57% probability of exploitation in the next 30 days.
How do I fix CVE-2021-45550?
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.

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Source: NVD / NIST