CVE-2023-48802

In TOTOLINK X6000R V9.4.0cu.852_B20230719, the shttpd file, sub_4119A0 function obtains fields from the front-end through Uci_ Set_ The Str function when…

Critical · published November 30, 2023

CVSS v3.1
9.8
EPSS
2%
Percentile
74.7
In the wild
Unconfirmed
What it is

🚨 A shocking command execution vulnerability lurks in the TOTOLINK X6000R router, where a single mismanaged function can lead attackers straight to the command line! 🔥 Think of it like a restaurant where the chef blindly follows any order given, without checking if it's actually from a customer. This flaw lets an attacker sneak in a recipe for disaster, allowing them to whip up any command they desire! With this vulnerability, an attacker could gain full control over the router, potentially intercepting data, altering settings, or even launching further attacks on your network. Imagine the chaos if someone can rewrite your network's rules — it's like handing the keys to your home to a stranger!

Put simply

Think of it like a restaurant where the chef blindly follows any order given, without checking if it's actually from a customer. This flaw lets an attacker sneak in a recipe for disaster, allowing them to whip up any command they desire! The vulnerability arises in the TOTOLINK X6000R due to improper handling of input in the `sub_4119A0` function, which allows an attacker to execute arbitrary commands through crafted field inputs sent to the `CsteSystem` function.

What to do

With this vulnerability, an attacker could gain full control over the router, potentially intercepting data, altering settings, or even launching further attacks on your network. Imagine the chaos if someone can rewrite your network's rules — it's like handing the keys to your home to a stranger! To mitigate this, immediately update your TOTOLINK X6000R to the latest firmware version that addresses this issue. Regularly review your device settings and ensure no unauthorized commands can be executed. It's a good practice to change default credentials and monitor for any suspicious activity. You've got this! Stay vigilant and patch your devices to keep your network secure! 🛡️

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
0.01536 · 74.7th percentile
Published
2023-11-30T00:00Z
EPSS history
Timeline
  • 30 NOV 00:00Z
    In TOTOLINK X6000R V9.4.0cu.852_B20230719, the shttpd file, sub_4119A0 function obtains fields from the front-end through Uci_ Set_ The Str function when…
    cvelistv5