CVE-2022-20711CWE-121

Cisco Small Business RV Series Routers Vulnerabilities

Critical · published February 10, 2022

CVSS v3.1
10.0
EPSS
5%
Percentile
92.1
In the wild
Unconfirmed
What it is

🔥 Imagine a rogue agent having full access to your home network - that’s what CVE-2022-20711 allows for Cisco RV series routers! ⚡ Think of these vulnerabilities like a hotel with a broken security system; anyone can bypass the front desk and access any room without a key, leaving guests vulnerable to theft or worse. An attacker could execute arbitrary code, elevate their privileges, or even run unsigned software on your network, leading to total chaos! This means sensitive data could be compromised, devices could be manipulated, and a denial of service (DoS) could wreak havoc on your operations.

Put simply

Think of these vulnerabilities like a hotel with a broken security system; anyone can bypass the front desk and access any room without a key, leaving guests vulnerable to theft or worse. The vulnerabilities in Cisco Small Business RV160, RV260, RV340, and RV345 routers allow malicious users to exploit weaknesses in authentication and authorization, enabling them to carry out unauthorized actions and commands.

What to do

An attacker could execute arbitrary code, elevate their privileges, or even run unsigned software on your network, leading to total chaos! This means sensitive data could be compromised, devices could be manipulated, and a denial of service (DoS) could wreak havoc on your operations. Immediately upgrade your router firmware to the latest version. Ensure that any remote access features are disabled unless absolutely necessary, and audit your network for any suspicious activity. 🔒 You’ve got this! With these steps, you’ll be securing your network like a pro! 🛡️

The record
Technical detail
CVSS v3.1
10.0 · CRITICAL
Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H
CVSS v4.0
Not supplied
EPSS
0.04915 · 92.1th percentile
Weakness
CWE-121 · Stack-based Buffer Overflow
Published
2022-02-10T17:06Z
EPSS history
Timeline
  • 10 FEB 17:06Z
    Cisco Small Business RV Series Routers Vulnerabilities
    cvelistv5