CVE-2021-45626 Command injection in n/a
Unauthenticated attackers can execute arbitrary commands on NETGEAR mesh routers via a command injection vulnerability.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Local or same network only
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2021-45626?
CVE-2021-45626 is a critical command injection vulnerability in Netgear Rbk20 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 unauthenticated attacker. This affects RBK20 before 2.6.1.36, RBR20 before 2.6.1.36, RBS20 before 2.6.1.38, RBK40 before 2.6.1.36, RBR40 before 2.6.1.36, RBS40 before 2.6.1.38, RBK50 before 2.6.1.40, RBR50 before 2.6.1.40, RBS50 before 2.6.1.40, and RBS50Y before 2.6.1.40.
Weakness: CWE-77
Which versions are affected by CVE-2021-45626?
It affects 10 products.
Products include Netgear Rbk20 Firmware, Netgear Rbk40 Firmware, Netgear Rbk50 Firmware, Netgear Rbr20 Firmware, Netgear Rbr40 Firmware, Netgear Rbr50 Firmware and 4 more.
How do I fix CVE-2021-45626?
No fix has been published for CVE-2021-45626 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-2021-45626 being exploited?
There is no known exploitation of CVE-2021-45626 in the wild and no public exploit code.
Other vulnerabilities in Netgear Rbk20 Firmware
Sources
Also known as GHSA-79hm-7hpp-wj56.