CVE-2023-46556

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

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 inside the TOTOLINK X2000R, just waiting for the right moment to strike! 🔥 Think of this vulnerability like a crowded elevator that suddenly gets overloaded — it just can't handle the extra weight and could come crashing down. Similarly, this flaw in the formFilter function causes the system to collapse under too much data pressure, risking a full system failure. An attacker could exploit this stack overflow to crash the device or potentially gain unauthorized access, leading to a loss of control over your network. Imagine a malicious user hijacking your router and wreaking havoc on your connected devices — absolutely devastating!

Put simply

Think of this vulnerability like a crowded elevator that suddenly gets overloaded — it just can't handle the extra weight and could come crashing down. Similarly, this flaw in the formFilter function causes the system to collapse under too much data pressure, risking a full system failure. This stack overflow vulnerability in the TOTOLINK X2000R allows attackers to exploit the formFilter function, leading to a crash or unexpected behavior due to excessive data being processed.

What to do

An attacker could exploit this stack overflow to crash the device or potentially gain unauthorized access, leading to a loss of control over your network. Imagine a malicious user hijacking your router and wreaking havoc on your connected devices — absolutely devastating! To protect your network, update the firmware to the latest version immediately and monitor for any abnormal activity. Regularly audit your network devices and consider implementing additional security measures to reduce exposure. You've got this! Follow these steps and you'll have your defenses up in no time! 🛡️

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 formFilter
    cvelistv5