Unquoted Service Path Vulnerability in Input Director by Input Director
CVE-2020-36990

8.5HIGH

Key Information:

Vendor

Inputdirector

Status
Input Director
Vendor
CVE Published:
28 January 2026

Badges

👾 Exploit Exists🟡 Public PoC

What is CVE-2020-36990?

Input Director version 1.4.3 is vulnerable to an unquoted service path issue, allowing local attackers to exploit the service configuration during system startup or reboot. By carefully manipulating the unquoted path, attackers can execute malicious executables with LocalSystem permissions, leading to potential unauthorized access and control over the system.

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Affected Version(s)

Input Director 1.4.3

Exploit Proof of Concept (PoC)

PoC code is written by security researchers to demonstrate the vulnerability can be exploited. PoC code is also a key component for weaponization which could lead to ransomware.

CVE-2020-36990 - Proof of Concept

References

https://www.exploit-db.com/exploits/48795
exploit
https://www.inputdirector.com/
product
https://www.vulncheck.com/advisories/input-director-input...
third-party-advisory

CVSS V4

Score:
8.5
Severity:
HIGH
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Local
Attack Complexity:
Low
Attack Required:
None
Privileges Required:
Undefined
User Interaction:
None

Timeline

  • 🟡

    Public PoC available

  • 👾

    Exploit known to exist

  • Vulnerability published

  • Vulnerability Reserved

Credit

TOUHAMI Kasbaoui
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