CVE-2021-47833CWE-428

WifiHotSpot 1.0.0.0 - 'WifiHotSpotService.exe' Unquoted Service Path

High · published January 16, 2026

CVSS v4.0
8.5
EPSS
0%
Percentile
5.6
In the wild
Unconfirmed
What it is

⚡ An unquoted service path in WifiHotSpot 1.0.0.0 turns your system startup into an open invitation for local attackers! 🚪 Picture a hotel where guests can freely enter rooms without checking if they have the right key. This is similar to how the unquoted path vulnerability allows attackers to sneak in their malicious code when the system starts up, bypassing security checks. If an attacker takes advantage of this vulnerability, they can execute arbitrary code with LocalSystem permissions, potentially giving them full control over the machine. This could lead to devastating consequences like data theft, system manipulation, or even a complete takeover of the device!

Put simply

Picture a hotel where guests can freely enter rooms without checking if they have the right key. This is similar to how the unquoted path vulnerability allows attackers to sneak in their malicious code when the system starts up, bypassing security checks. The issue lies in the unquoted service path of WifiHotSpotService.exe, which allows local attackers to exploit the path during system startup. Without proper quotes around the path, the system may attempt to execute unexpected executables, enabling code execution with elevated privileges.

What to do

If an attacker takes advantage of this vulnerability, they can execute arbitrary code with LocalSystem permissions, potentially giving them full control over the machine. This could lead to devastating consequences like data theft, system manipulation, or even a complete takeover of the device! To remedy this, update WifiHotSpot to the latest version that addresses this vulnerability. Additionally, ensure that all service paths are properly quoted in configuration settings to prevent future exploits. Regular audits of services can also help identify similar risks. You've got this! Stay vigilant and follow these steps to secure your system. 🛡️

The record
Technical detail
CVSS v4.0
8.5 · HIGH
Vector
CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N
EPSS
0.00166 · 5.6th percentile
Weakness
CWE-428 · Unquoted Search Path or Element
Published
2026-01-16T19:09Z
EPSS history
Timeline
  • 16 JAN 19:09Z
    WifiHotSpot 1.0.0.0 - 'WifiHotSpotService.exe' Unquoted Service Path
    cvelistv5