CVE-2022-20706CWE-121

Cisco Small Business RV Series Routers Vulnerabilities

Critical · published February 10, 2022

CVSS v3.1
10.0
EPSS
6%
Percentile
92.8
In the wild
Unconfirmed
What it is

🚨 Multiple vulnerabilities in Cisco routers mean an attacker could waltz right in and take total control! 🔥 Imagine your home security system being so trustful that it lets in anyone who knocks, regardless of whether they have the right key. That’s what’s happening here—these routers are leaving the front door wide open! This is a recipe for disaster! An attacker could execute arbitrary code, steal sensitive information, or even cause a denial of service (DoS), making your network completely unreachable. It’s like letting in a wolf that can then set fire to your entire house!

Put simply

Imagine your home security system being so trustful that it lets in anyone who knocks, regardless of whether they have the right key. That’s what’s happening here—these routers are leaving the front door wide open! These vulnerabilities allow for arbitrary code execution, privilege escalation, and even bypassing authentication checks, especially in Cisco Small Business RV160, RV260, RV340, and RV345 Series Routers. The flaws lie within the router’s handling of requests, making it shockingly easy for attackers to manipulate.

What to do

This is a recipe for disaster! An attacker could execute arbitrary code, steal sensitive information, or even cause a denial of service (DoS), making your network completely unreachable. It’s like letting in a wolf that can then set fire to your entire house! Patch your routers immediately to the latest firmware version provided by Cisco. Regularly audit your network configurations to ensure all security settings are correctly implemented, and consider applying additional network protections such as firewalls. Don’t wait! You’ve got this! Update that firmware and lock down your network like the security hero you are! 🛡️

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
0.05566 · 92.8th 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