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[UMPNPMGR] Check for interactive caller in PNP_ReportLogOn

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Do not run device install when a non-interactive user logs on.
This commit is contained in:
Eric Kohl 2023-05-29 09:38:31 +02:00
parent e54b32b434
commit 13e6cbcafa
1 changed files with 54 additions and 1 deletions
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55
base/services/umpnpmgr/rpcserver.c
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@ -549,6 +549,56 @@ GetConfigurationData(
}
static
BOOL
IsCallerInteractive(
_In_ handle_t hBinding)
{
SID_IDENTIFIER_AUTHORITY NtAuthority = {SECURITY_NT_AUTHORITY};
HANDLE hToken;
PSID pInteractiveSid = NULL;
BOOL bInteractive = FALSE;
RPC_STATUS RpcStatus;
DPRINT("IsCallerInteractive(%p)\n", hBinding);
/* Allocate an interactive user sid */
if (!AllocateAndInitializeSid(&NtAuthority,
1,
SECURITY_INTERACTIVE_RID,
0, 0, 0, 0, 0, 0, 0,
&pInteractiveSid))
{
DPRINT1("AllocateAndInitializeSid failed\n");
return FALSE;
}
/* Impersonate the client */
RpcStatus = RpcImpersonateClient(hBinding);
if (RpcStatus != RPC_S_OK)
{
DPRINT1("RpcImpersonateClient failed (Status 0x%08lx)\n", RpcStatus);
goto done;
}
/* Open the thread token and check for interactive user membership */
if (OpenThreadToken(GetCurrentThread(), TOKEN_QUERY, FALSE, &hToken))
{
CheckTokenMembership(hToken, pInteractiveSid, &bInteractive);
CloseHandle(hToken);
}
/* Revert the impersonation */
RpcRevertToSelf();
done:
if (pInteractiveSid)
FreeSid(pInteractiveSid);
return bInteractive;
}
VOID
__RPC_USER
PNP_NOTIFY_HANDLE_rundown(
@ -646,12 +696,15 @@ PNP_ReportLogOn(
DWORD ReturnValue = CR_FAILURE;
HANDLE hProcess;
UNREFERENCED_PARAMETER(hBinding);
UNREFERENCED_PARAMETER(Admin);
DPRINT("PNP_ReportLogOn(%p %u, %u)\n",
hBinding, Admin, ProcessId);
/* Fail, if the caller is not an interactive user */
if (!IsCallerInteractive(hBinding))
goto cleanup;
/* Get the users token */
hProcess = OpenProcess(PROCESS_ALL_ACCESS, TRUE, ProcessId);