CVE-2023-24331

Command Injection vulnerability in D-Link Dir 816 with firmware version DIR-816_A2_v1.10CNB04 allows attackers to run arbitrary commands via the urlAdd…

Critical · published February 21, 2024

CVSS v3.1
9.8
EPSS
2%
Percentile
81.7
In the wild
Unconfirmed
What it is

🚨 A crafty command injection vulnerability lurks in the D-Link Dir 816, letting attackers execute arbitrary commands just by tweaking the urlAdd parameter! 🔥 Think of it as a sneaky window in your house that lets anyone outside shout commands to your smart home system without your approval — if they can just find that window, they’re in! An attacker could gain full control of your router, allowing them to intercept your network traffic, redirect users to malicious sites, or even install malware. This is not just a minor annoyance; it’s a full-on invasion of your digital space!

Put simply

Think of it as a sneaky window in your house that lets anyone outside shout commands to your smart home system without your approval — if they can just find that window, they’re in! This command injection flaw allows unauthorized users to insert and execute commands on the router through the insecure urlAdd parameter, compromising the device's security and functionality.

What to do

An attacker could gain full control of your router, allowing them to intercept your network traffic, redirect users to malicious sites, or even install malware. This is not just a minor annoyance; it’s a full-on invasion of your digital space! Patch your D-Link Dir 816 to firmware version DIR-816_A2_v1.10CNB05 immediately to close this dangerous vulnerability. Review your router configurations and consider disabling any unnecessary features that could expose you to other threats. You’ve got this! Follow these steps and you’ll be back in control of your network in no time! 🛡️

The record
Technical detail
CVSS v3.1
9.8 · CRITICAL
Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
CVSS v4.0
Not supplied
EPSS
0.02122 · 81.7th percentile
Published
2024-02-21T00:00Z
EPSS history
Timeline
  • 21 FEB 00:00Z
    Command Injection vulnerability in D-Link Dir 816 with firmware version DIR-816_A2_v1.10CNB04 allows attackers to run arbitrary commands via the urlAdd…
    cvelistv5