CVE-2021-45547 Command injection in n/a
Authenticated attackers can execute arbitrary commands on vulnerable NETGEAR routers via command injection flaws.
- Exploited in the wild
- Not known
- Login needed
- An administrator
- Attackable
- Local or same network only
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2021-45547?
CVE-2021-45547 is a high-severity command injection vulnerability in Netgear R7900p Firmware, published on 26 Dec 2021. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
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.
Weakness: CWE-77
Which versions are affected by CVE-2021-45547?
It affects 14 products.
Products include Netgear R7850 Firmware, Netgear R7900p Firmware, Netgear R7960p Firmware, Netgear R8000 Firmware, Netgear R8000p Firmware, Netgear Rax200 Firmware and 8 more.
How do I fix CVE-2021-45547?
No fix has been published for CVE-2021-45547 yet. Limit exposure of the affected software until one is available.
Upgrade, and pass arguments to programs as a list instead of through a shell. More about Command injection.
Is CVE-2021-45547 being exploited?
There is no known exploitation of CVE-2021-45547 in the wild and no public exploit code.
Other vulnerabilities in Netgear R7900p Firmware
Sources
Also known as GHSA-hwmc-35cp-5xj9.