CVE-2023-46558

TOTOLINK X2000R Gh v1.0.0-B20230221.0948.web was discovered to contain a stack overflow via the function formMapDelDevice

High · published October 25, 2023

CVSS v3.1
8.8
EPSS
1%
Percentile
57.1
In the wild
Unconfirmed
What it is

⚡ A sneaky stack overflow lurks in the TOTOLINK X2000R, and it's as easy to trigger as misplacing one too many ingredients in a recipe! 🔥 Think of it as a chef pouring too much flour into a mixing bowl — eventually, it overflows and makes a mess everywhere. In the context of this vulnerability, if an attacker sends a specially crafted input, it could crash the device or even allow malicious code execution after that overflow occurs! The consequences could be absolutely devastating; an attacker might gain the ability to disrupt network services or run arbitrary code on the affected device. This could lead to unauthorized access or a complete takeover of the network, putting sensitive information at risk!

Put simply

Think of it as a chef pouring too much flour into a mixing bowl — eventually, it overflows and makes a mess everywhere. In the context of this vulnerability, if an attacker sends a specially crafted input, it could crash the device or even allow malicious code execution after that overflow occurs! This stack overflow vulnerability stems from the formMapDelDevice function in the firmware version v1.0.0-B20230221.0948, allowing attackers to exploit unmanaged memory during input handling.

What to do

The consequences could be absolutely devastating; an attacker might gain the ability to disrupt network services or run arbitrary code on the affected device. This could lead to unauthorized access or a complete takeover of the network, putting sensitive information at risk! To secure your network, patch your TOTOLINK X2000R to the latest firmware version that addresses this vulnerability. Until that’s done, limit access to the device and monitor network traffic for any suspicious activity. 🛡️ You've got this! With a few quick steps, you can keep your network safe and sound! 🚀

The record
Technical detail
CVSS v3.1
8.8 · HIGH
Vector
CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
CVSS v4.0
Not supplied
EPSS
0.00830 · 57.1th percentile
Published
2023-10-25T00:00Z
EPSS history
Timeline
  • 25 OCT 00:00Z
    TOTOLINK X2000R Gh v1.0.0-B20230221.0948.web was discovered to contain a stack overflow via the function formMapDelDevice
    cvelistv5