CVE-2019-1652KEV · OVERDUECWE-20

Cisco Small Business RV320 and RV325 Routers Command Injection Vulnerability

High · published January 24, 2019

Patch now

Confirmed exploited, and the score agrees

CVSS calls it high at 7.2. It is confirmed in active exploitation. It sits in the 99.9th percentile for exploit probability.

1681
days past CISA
deadline
CVSS v3.0
7.2
EPSS
96%
Percentile
99.9
In the wild
Confirmed
What it is

🚨 An authenticated attacker could fire off commands on your Cisco RV320 or RV325 routers with just a crafted POST request! ⚡ Think of it as a restaurant where a waiter can place orders without checking in with the kitchen — they could request anything, and the chef would just go along without asking questions! This vulnerability opens the door for an attacker with admin access to run arbitrary commands on your router's Linux shell, potentially compromising your entire network! They could manipulate configurations, redirect traffic, or even disable your security features, leading to an absolute meltdown of your network security!

Put simply

Think of it as a restaurant where a waiter can place orders without checking in with the kitchen — they could request anything, and the chef would just go along without asking questions! The vulnerability arises from improper validation of user-supplied input in the web management interface, enabling attackers to exploit the system through malicious HTTP POST requests.

What to do

This vulnerability opens the door for an attacker with admin access to run arbitrary commands on your router's Linux shell, potentially compromising your entire network! They could manipulate configurations, redirect traffic, or even disable your security features, leading to an absolute meltdown of your network security! Immediately check for firmware updates from Cisco and upgrade any affected RV320 or RV325 routers to the latest version. Additionally, review your network access controls to ensure that only trusted users have administrative privileges. Don't skip this — secure your devices now! You've got this! Follow these steps, and you'll bolster your router's defenses in no time! 🛡️

The record
Technical detail
CVSS v3.0
7.2 · HIGH
Vector
CVSS:3.0/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
CVSS v4.0
Not supplied
EPSS
0.95923 · 99.9th percentile
Weakness
CWE-20 · Improper Input Validation
Published
2019-01-24T16:00Z
KEV added
2022-03-03 · due 2022-03-17
EPSS history
Timeline
  • 03 MAR 00:00Z
    Added to CISA KEV — remediate by Mar 17
    kev
  • 24 JAN 16:00Z
    Cisco Small Business RV320 and RV325 Routers Command Injection Vulnerability
    cvelistv5