CVE-2020-36933CWE-428

IPTInstaller 4.0.9 - 'PassThru Service' Unquoted Service Path

High · published January 25, 2026

CVSS v4.0
8.5
EPSS
0%
Percentile
6.2
In the wild
Unconfirmed
What it is

⚡ An unquoted service path in HTC IPTInstaller 4.0.9 is a hidden trapdoor for attackers! 🚪💥 Think of it like a delivery driver following a poorly written address with no house number — they could end up anywhere! Without the right instructions, the system might unwittingly hand over control to a crafty intruder. If exploited, an attacker could execute malicious code with LocalSystem privileges, which means they essentially have the keys to the entire kingdom! This could lead to unauthorized access, data breaches, and a complete takeover of the system — absolutely devastating!

Put simply

Think of it like a delivery driver following a poorly written address with no house number — they could end up anywhere! Without the right instructions, the system might unwittingly hand over control to a crafty intruder. This vulnerability arises from the PassThru Service configuration where the service executable path is not enclosed in quotes. An attacker can manipulate this unquoted path to execute arbitrary code, gaining elevated privileges.

What to do

If exploited, an attacker could execute malicious code with LocalSystem privileges, which means they essentially have the keys to the entire kingdom! This could lead to unauthorized access, data breaches, and a complete takeover of the system — absolutely devastating! To protect yourself, immediately patch to version 4.0.10, which fixes this vulnerability. Additionally, review service configurations to ensure all paths are properly quoted. Regular audits can help catch similar issues before they become a problem! You’ve got this! Take these steps, and you'll be back in the driver’s seat in no time! 🛡️

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
0.00171 · 6.2th percentile
Weakness
CWE-428 · Unquoted Search Path or Element
Published
2026-01-25T14:00Z
EPSS history
Timeline
  • 25 JAN 14:00Z
    IPTInstaller 4.0.9 - 'PassThru Service' Unquoted Service Path
    cvelistv5