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CVE-2025-0309 PoC — Netskope Client Local Elevation of Privileges

Source
https://github.com/AmberWolfCyber/UpSkope
Associated Vulnerability
Title:Netskope Client Local Elevation of Privileges (CVE-2025-0309)
Description:An insufficient validation on the server connection endpoint in Netskope Client allows local users to elevate privileges on the system. The insufficient validation allows Netskope Client to connect to any other server with Public Signed CA TLS certificates and send specially crafted responses to elevate privileges.
Description
Custom IPC Client and Proof of Concept exploit for CVE-2025-0309 (Netskope Windows Client LPE)
Readme
# upskope
File Snapshot

 [4.0K]  /data/pocs/4657322dd7484095eb5219b95d6bcdaa5b0e5e23
├── [4.0K]  CustomAction
│   ├── [8.1K]  CustomAction.vcxproj
│   ├── [1.4K]  CustomAction.vcxproj.filters
│   ├── [ 543]  dllmain.cpp
│   ├── [ 149]  framework.h
│   ├── [ 186]  pch.cpp
│   ├── [ 563]  pch.h
│   ├── [  40]  Source.def
│   └── [2.9K]  spawn.h
├── [4.0K]  IPCProxy
│   ├── [ 702]  dllmain.cpp
│   ├── [ 149]  framework.h
│   ├── [8.7K]  IPCProxy.vcxproj
│   ├── [1.5K]  IPCProxy.vcxproj.filters
│   ├── [ 158]  packages.config
│   ├── [ 186]  pch.cpp
│   ├── [ 563]  pch.h
│   ├── [ 12K]  TcpProxy.cpp
│   └── [1.4K]  TcpProxy.h
├── [   9]  README.md
├── [4.0K]  STAgent
│   ├── [4.0K]  STAgent
│   │   └── [ 29K]  STAgent.vdproj
│   └── [1.1K]  STAgent.sln
├── [4.0K]  UpSkope
│   ├── [1.2K]  App.config
│   ├── [1.1K]  BinaryWriterExtensions.cs
│   ├── [6.7K]  ComClient.cs
│   ├── [9.9K]  Command.cs
│   ├── [2.6K]  Crypto.cs
│   ├── [6.0K]  DeviceId.cs
│   ├── [ 139]  FodyWeavers.xml
│   ├── [3.3K]  ImageBaseResolver.cs
│   ├── [4.3K]  NativeMethods.cs
│   ├── [1.9K]  packages.config
│   ├── [4.0K]  ProcessLauncher.cs
│   ├── [ 16K]  Program.cs
│   ├── [4.0K]  Properties
│   │   └── [1.2K]  AssemblyInfo.cs
│   ├── [4.0K]  resources
│   │   └── [128K]  IPCProxy.dll
│   ├── [2.7K]  TestPipeClient.cs
│   └── [9.8K]  UpSkope.csproj
└── [2.5K]  UpSkope.sln

7 directories, 37 files
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