AuroraSupport/AuroraRuntime
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[*] NT security: do not contaminate the caller thread of AuProcesses with user-switching elevation.

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This commit is contained in:
Reece Wilson 2024-11-18 21:29:04 +00:00
parent 188dfd9459
commit e63903d0f4
1 changed files with 45 additions and 11 deletions
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56
Source/Processes/AuProcessElevation.NT.cpp
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@ -650,16 +650,16 @@ namespace Aurora::Processes
}
BOOL Exec(LPCWSTR lpApplicationName,
LPWSTR lpCommandLine,
LPSECURITY_ATTRIBUTES lpProcessAttributes,
LPSECURITY_ATTRIBUTES lpThreadAttributes,
BOOL bInheritHandles,
DWORD dwCreationFlags,
LPVOID lpEnvironment,
LPCWSTR lpCurrentDirectory,
LPSTARTUPINFOW lpStartupInfo,
LPPROCESS_INFORMATION lpProcessInformation)
BOOL ExecOnThread(LPCWSTR lpApplicationName,
LPWSTR lpCommandLine,
LPSECURITY_ATTRIBUTES lpProcessAttributes,
LPSECURITY_ATTRIBUTES lpThreadAttributes,
BOOL bInheritHandles,
DWORD dwCreationFlags,
LPVOID lpEnvironment,
LPCWSTR lpCurrentDirectory,
LPSTARTUPINFOW lpStartupInfo,
LPPROCESS_INFORMATION lpProcessInformation)
{
DWORD dwSesssionId;
GetCurrentSessionId(dwSesssionId);
@ -993,6 +993,40 @@ namespace Aurora::Processes
pSetSecurityDescriptorDacl(&this->sd, TRUE, NULL, FALSE);
}
}
BOOL Exec(LPCWSTR lpApplicationName,
LPWSTR lpCommandLine,
LPSECURITY_ATTRIBUTES lpProcessAttributes,
LPSECURITY_ATTRIBUTES lpThreadAttributes,
BOOL bInheritHandles,
DWORD dwCreationFlags,
LPVOID lpEnvironment,
LPCWSTR lpCurrentDirectory,
LPSTARTUPINFOW lpStartupInfo,
LPPROCESS_INFORMATION lpProcessInformation)
{
BOOL bRet = false;
if (auto pThread = AuThreads::Spawn([&]()
{
bRet = ExecOnThread(lpApplicationName,
lpCommandLine,
lpProcessAttributes,
lpThreadAttributes,
bInheritHandles,
dwCreationFlags,
lpEnvironment,
lpCurrentDirectory,
lpStartupInfo,
lpProcessInformation);
}, false))
{
pThread->GetShutdownWaitable()->Lock();
}
return bRet;
}
};
AUKN_SYM void RunAs(StartupParameters &startupParameters,
@ -1008,7 +1042,7 @@ namespace Aurora::Processes
std::placeholders::_7, std::placeholders::_8,
std::placeholders::_9, std::placeholders::_10);
startupParameters.ntFixSharedHandleAttrs = std::bind(&SecureRunAs::FixSharedAttrs, pThat,
std::placeholders::_1);
std::placeholders::_1);
}
}