CVE-2021-45630

Certain NETGEAR devices are affected by command injection by an unauthenticated attacker

Critical Β· published December 26, 2021

CVSS v3.1
10.0
EPSS
2%
Percentile
76.6
In the wild
Unconfirmed
What it is

🚨 An unauthenticated command injection vulnerability in certain NETGEAR devices could give attackers full control β€” and it's shockingly easy! πŸ”₯ Think of it as a restaurant where anyone can walk in and change the menu items without any checks. A savvy hacker could reconfigure your network settings or even install malware, all while you're blissfully unaware! If exploited, an attacker could execute arbitrary commands, potentially compromising your entire network! This could lead to data breaches, unauthorized access to sensitive information, and even total control over your devices β€” absolutely devastating!

Put simply

Think of it as a restaurant where anyone can walk in and change the menu items without any checks. A savvy hacker could reconfigure your network settings or even install malware, all while you're blissfully unaware! This command injection vulnerability affects NETGEAR models CBR40, CBR750, RBK752, RBR750, RBS750, RBK852, RBR850, and RBS850, all running vulnerable firmware versions. An unauthenticated attacker can send crafted requests that exploit this flaw, enabling command execution on the affected devices.

What to do

If exploited, an attacker could execute arbitrary commands, potentially compromising your entire network! This could lead to data breaches, unauthorized access to sensitive information, and even total control over your devices β€” absolutely devastating! Update your NETGEAR devices immediately to the latest firmware versions: CBR40 to 2.5.0.24, CBR750 to 4.6.3.6, and RBK752/RBR750/RBS750/RBK852/RBR850/RBS850 to 3.2.17.12 or later. After updating, review your network for any suspicious activity and consider changing default passwords for added security. You've got this! By taking these steps, you'll be a security hero in no time! πŸ¦Έβ€β™‚οΈπŸ›‘οΈ

The record
Technical detail
CVSS v3.1
10.0 Β· CRITICAL
Vector
CVSS:3.1/AC:L/AV:N/A:H/C:H/I:H/PR:N/S:C/UI:N
CVSS v4.0
Not supplied
EPSS
0.01666 Β· 76.6th percentile
Published
2021-12-26T00:32Z
EPSS history
Timeline
  • 26 DEC 00:32Z
    Certain NETGEAR devices are affected by command injection by an unauthenticated attacker
    cvelistv5