CVE-2021-45547: Command Injection
First published: Sun Dec 26 2021(Updated: )
Certain NETGEAR devices are affected by command injection by an authenticated user. This affects R7850 before 1.0.5.74, R7900P before 1.4.2.84, R7960P before 1.4.2.84, R8000 before 1.0.4.74, R8000P before 1.4.2.84, RAX200 before 1.0.4.120, RAX75 before 1.0.4.120, RAX80 before 1.0.4.120, RBK752 before 3.2.17.12, RBK852 before 3.2.17.12, RBR750 before 3.2.17.12, RBR850 before 3.2.17.12, RBS750 before 3.2.17.12, and RBS850 before 3.2.17.12.
Credit: cve@mitre.org
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Netgear R7850 Firmware | <1.0.5.74 | |
| NETGEAR R6400v2 | ||
| Netgear R7900p Firmware | <1.4.2.84 | |
| Netgear R7900p | ||
| Netgear R7960p Firmware | <1.4.2.84 | |
| Netgear R7960p | ||
| Netgear R8000 Firmware | <1.0.4.74 | |
| NETGEAR R8000 | ||
| Netgear R8000p Firmware | <1.4.2.84 | |
| Netgear R8000p | ||
| Netgear Rax200 Firmware | <1.0.4.120 | |
| NETGEAR RAX200 | ||
| Netgear Rax75 Firmware | <1.0.4.120 | |
| Netgear Rax75 | ||
| Netgear Rax80 Firmware | <1.0.4.120 | |
| Netgear Rax80 | ||
| Netgear Rbk852 Firmware | <3.2.17.12 | |
| Netgear Rbk852 | ||
| Netgear Rbr850 Firmware | <3.2.17.12 | |
| NETGEAR RBR850 | ||
| Netgear Rbs850 Firmware | <3.2.17.12 | |
| Netgear Rbs850 | ||
| Netgear Rbk752 Firmware | <3.2.17.12 | |
| Netgear Rbk752 | ||
| Netgear Rbr750 Firmware | <3.2.17.12 | |
| Netgear Rbr750 | ||
| Netgear Rbs750 Firmware | <3.2.17.12 | |
| Netgear Rbs750 |
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Frequently Asked Questions
What is CVE-2021-45547?
CVE-2021-45547 is a vulnerability that allows authenticated users to inject commands into certain NETGEAR devices.
Which devices are affected by CVE-2021-45547?
CVE-2021-45547 affects the following NETGEAR devices: R7850 before 1.0.5.74, R7900P before 1.4.2.84, R7960P before 1.4.2.84, R8000 before 1.0.4.74, R8000P before 1.4.2.84, RAX200 before 1.0.4.120, RAX75 before 1.0.4.120, RAX80 before 1.0.4.120, RBK752 before 3.2.17.12, RBR850 before 3.2.17.12, RBS850 before 3.2.17.12, RBK852 before 3.2.17.12, RBR750 before 3.2.17.12, and RBS750 before 3.2.17.12.
How severe is CVE-2021-45547?
CVE-2021-45547 has a severity score of 8.8 (high).
How can I fix CVE-2021-45547?
To fix CVE-2021-45547, update the firmware of the affected NETGEAR devices to the specified patched versions.
Where can I find more information about CVE-2021-45547?
More information about CVE-2021-45547 can be found at the following URL: [https://kb.netgear.com/000064525/Security-Advisory-for-Post-Authentication-Command-Injection-on-Some-Routers-and-WiFi-Systems-PSV-2020-0567](https://kb.netgear.com/000064525/Security-Advisory-for-Post-Authentication-Command-Injection-on-Some-Routers-and-WiFi-Systems-PSV-2020-0567)
- collector/nvd-index
- agent/type
- agent/softwarecombine
- collector/mitre-cve
- source/MITRE
- agent/references
- agent/severity
- agent/weakness
- agent/remedy
- agent/author
- agent/last-modified-date
- agent/tags
- agent/first-publish-date
- agent/event
- agent/description
- vendor/netgear
- canonical/netgear r7850 firmware
- canonical/netgear r6400v2
- canonical/netgear r7900p firmware
- canonical/netgear r7900p
- canonical/netgear r7960p firmware
- canonical/netgear r7960p
- canonical/netgear r8000 firmware
- canonical/netgear r8000
- canonical/netgear r8000p firmware
- canonical/netgear r8000p
- canonical/netgear rax200 firmware
- canonical/netgear rax200
- canonical/netgear rax75 firmware
- canonical/netgear rax75
- canonical/netgear rax80 firmware
- canonical/netgear rax80
- canonical/netgear rbk852 firmware
- canonical/netgear rbk852
- canonical/netgear rbr850 firmware
- canonical/netgear rbr850
- canonical/netgear rbs850 firmware
- canonical/netgear rbs850
- canonical/netgear rbk752 firmware
- canonical/netgear rbk752
- canonical/netgear rbr750 firmware
- canonical/netgear rbr750
- canonical/netgear rbs750 firmware
- canonical/netgear rbs750