Tftpd64 4.64 - 'Tftpd32_svc' Unquoted Service Path

vendor:

Tftpd64_SE

by:

Brian Rodriguez

7,8

CVSS

HIGH

Unquoted Service Path

426

CWE

Product Name: Tftpd64_SE

Affected Version From: 4.64

Affected Version To: 4.64

Patch Exists: No

Related CWE: N/A

CPE: a:tftpd64:tftpd64_se:4.64

Metasploit: N/A

Other Scripts: N/A

Tags: N/A

CVSS Metrics: N/A

Nuclei References: N/A

Nuclei Metadata: N/A

Platforms Tested: Windows 10 Enterprise

2021

Tftpd64 4.64 – ‘Tftpd32_svc’ Unquoted Service Path

Tftpd64 4.64 is vulnerable to an unquoted service path vulnerability. This vulnerability allows an attacker to gain elevated privileges on the system by exploiting the service path. The vulnerability is caused by the service path not being properly quoted, allowing an attacker to inject malicious code into the service path.

Mitigation:

Ensure that all service paths are properly quoted and that all services are running with the least privileges necessary.

Source

Exploit-DB raw data:

# Exploit Title: Tftpd64 4.64 - 'Tftpd32_svc' Unquoted Service Path
# Discovery by: Brian Rodriguez
# Date: 14-06-2021
# Vendor Homepage: https://bitbucket.org/phjounin/tftpd64/src/master/
# Software Links: https://bitbucket.org/phjounin/tftpd64/wiki/Download%20Tftpd64.md
# Tested Version: 4.64
# Vulnerability Type: Unquoted Service Path
# Tested on: Windows 10 Enterprise

# Step to discover Unquoted Service Path:

C:\>wmic service get name,displayname,pathname,startmode |findstr /i "auto"
|findstr /i /v "c:\windows\\" |findstr /i /v """
Tftpd32 service edition     Tftpd32_svc     C:\Program
Files\Tftpd64_SE\tftpd64_svc.exe   Auto

C:\Users\IEUser>sc qc Tftpd32_svc
[SC] QueryServiceConfig CORRECTO

NOMBRE_SERVICIO: Tftpd32_svc
        TIPO               : 10  WIN32_OWN_PROCESS
        TIPO_INICIO        : 2   AUTO_START
        CONTROL_ERROR      : 1   NORMAL
        NOMBRE_RUTA_BINARIO: C:\Program Files\Tftpd64_SE\tftpd64_svc.exe
        GRUPO_ORDEN_CARGA  :
        ETIQUETA           : 0
        NOMBRE_MOSTRAR     : Tftpd32 service edition
        DEPENDENCIAS       :
        NOMBRE_INICIO_SERVICIO: LocalSystem