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What happened to Obi-Wan's lightsaber after he was killed by Darth Vader? The watchdog processruns under a user which is part of the Administrators group.The first step is to open the ProcessToken, in order to set the neededprivileges. Specifically it's lacking the PROCESS_QUERY_INFORMATION privilege AFAICT. That is why it fails tocall OpenProcessToken(). have a peek here

Forum New Posts FAQ Calendar Forum Actions Mark Forums Read Quick Links Today's Posts View Site Leaders What's New? Using the tokens is subject to ACCESS DENIED errors on OpenProcessToken, even for administrators. // This work around seems to work regardless. This is the accepted answer. > Whenever i try to set a snapshot view,i get this error in the > application log. > > cccredmgr(1524): Warning: OpenProcessToken failed: Error 5: > Since I care // about calling these SYSTEM instead, pretend we have no data when Builtin\Administrators is returned.

Openprocesstoken Access Denied

Find a well known process id (explorer.exe) that is ran by a logged on user. 2. The user logged on to the computer (i.e., the owner of the explorer.exe process) uses different user credentials than my service. Why didn't the Roman maniple make a comeback in the Renaissance? share|improve this answer edited Jan 15 '10 at 19:09 answered Jan 15 '10 at 18:53 Hassan Syed 12.4k452125 Good idea.

Requires STANDARD_RIGHTS_READ on hProcess (in OpenProcess call). After all if God can't do it then no one can :P. See the code-fragment below.HANDLE hToken;LUID DebugValue;TOKEN_PRIVILEGES tkp;if (0 == OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken)) {DWORD error = GetLastError();cd.LogError("OpenProcessToken failed.");cd.LogWin32Error(error);return false;}The call too OpenProcessToken() fails with error 'Access Denied'. Gettokeninformation c security winapi share|improve this question edited Jan 24 '10 at 16:11 asked Jan 15 '10 at 17:33 dbyron 31638 (+1) good question.

PS. Openprocesstoken Example The path I finally settled on in my code requires that you are running as an administrator. APPROACH NO 2: I have tried same thing as mentioned in earlier post i.e. When the watchdog process is trying to callOpenProcessToken() without user-intervention it succeeds.The watchdog process also displays an html page with for each processan reboot button.

That said, you can quickly verify that the PIDs in question are in fact part of the Symantec package by examining the path to executable images that back the processes. Token_adjust_privileges Join them; it only takes a minute: Sign up OpenProcessToken fails with ERROR_ACCESS_DENIED from a local system service up vote 2 down vote favorite 1 Let me explain my situation first. Iteration can replace Recursion? The info about the current process in that case is: current user: NT AUTHORITY\SYSTEM (S-1-5-18) current process: group 0: flags: 0x0000000E sid: S-1-5-32-544 (BUILTIN\Administrators) current process: group 1: flags: 0x00000007 sid:

Openprocesstoken Example

When an user clicks the 'reboot' button, theworker-thread handling the user-action is impersonating the'IUSR_xxx' account. http://microsoft.public.platformsdk.security.narkive.com/CRID8zJa/openprocesstoken-failed-access-denied share|improve this answer answered Feb 19 '14 at 22:30 Bukes 3,025715 you can use GetModuleFileNameEx() to get the filename of an external process. Openprocesstoken Access Denied OpenProcessToken function The OpenProcessToken function opens the access token associated with a process. Openprocesstoken C# For a list of access rights for access tokens, see Access Rights for Access-Token Objects.

Version: 140217066. navigate here Can a 50 Hz, 220 VAC transformer work on 40 Hz, 180VAC? That involved requesting more access (READ_CONTROL | ACCESS_SYSTEM_SECURITY in addition to PROCESS_QUERY_INFORMATION) from OpenProcess and calling GetKernelObjectSecurity(handle). The doc on OpenProcessToken says: "Specifies an access mask that specifies the requested types of access to the access token. Lookupprivilegevalue

Unclear what the diff between GetUserObjectSecurity and GetKernelObjectSecurity is. // So stick with GetUserObjectSecurity for now. Faq Reply With Quote December 3rd, 2006,08:36 PM #2 No Profile Picture arj View Profile View Forum Posts  Contributing User Devshed Newbie (0 - 499 posts)    See the code-fragment below.HANDLE hToken;LUID DebugValue;TOKEN_PRIVILEGES tkp;if (0 == OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken)) {DWORD error = GetLastError();cd.LogError("OpenProcessToken failed.");cd.LogWin32Error(error);return false;}The call too OpenProcessToken() fails with error 'Access Denied'. http://twaproductions.com/failed-to/failed-to-load-security-policy-kernel-memory-allocation-failed.html DesiredAccess [in] Specifies an access mask that specifies the requested types of access to the access token.

How do I create armor for a physically weak species? Openprocesstoken Msdn The other process is run by a user not in the Administrators group. You will still need the DEBUG privilege for this to work (else OpenProcess could fail).I adapted this code from another post I found that used the well-known OpenProcessToken pathway.

It was developed using Visual Studio C++ 2003 and is running on Windows XP.

Here's what I've got: current user: PLEASE_T\dbyron (S-1-5-21-3405506234-1792454352-3826119157-1005) current process: group 0: flags: 0x00000007 sid: S-1-5-21-3405506234-1792454352-3826119157-513 (PLEASE_T\None) current process: group 1: flags: 0x00000007 sid: S-1-1-0 (\Everyone) current process: group 2: flags: See ASP.NET Ajax CDN Terms of Use – http://www.asp.net/ajaxlibrary/CDN.ashx. ]]> microsoft.public.platformsdk.security Discussion: OpenProcessToken failed Access Denied (too old to To start viewing messages, select the forum that you want to visit from the selection below. Process_query_information At the end of this message you can see the source-code of thepart which tries to kill the failing process.

What I am interested in is the user of the process. (The one which we see in task manager) For this very purpose I have followed a very traditional path... Use OpenProcessToken(h, TOKEN_QUERY | TOKEN_IMPERSONATE | TOKEN_DUPLICATE, ....) to get a user token.  <--- this is the step that is always failing with access denied error.   If I use Local If oneof the process fails, the watchdog process will kill it and restart.The watchdog process runs as a ISAPI DLL (DLLHOST.EXE) on a Windows2000 Advanced Server machine, with all service packs this contact form What privileges the administrator is missing to call  OpenProcessToken for another process?   Thanks, Leonid     Friday, October 12, 2007 11:55 PM Reply | Quote All replies 0 Sign in to

Specifically it's lacking the PROCESS_QUERY_INFORMATION privilege AFAICT. But it failed for processes with usernames LOCAL SERVICE and NETWORK SERVICE. Ithink that the user under which the watchdog process runs does nothave the needed rights to open the Process Token.The watchdog process run as an user member of group 'Administrators'.I also I amaware of the Local Security Policy.

This documentation is archived and is not being maintained. Join them; it only takes a minute: Sign up Why does OpenProcessToken fail with ERROR_ACCESS_DENIED up vote 11 down vote favorite 3 I'm running a process as a user in the This is the hard bit (I would try Bukes answer first BTW). What happened to Obi-Wan's lightsaber after he was killed by Darth Vader?

These are my steps:   1. Please click the link in the confirmation email to activate your subscription. Here's the information from GetKernelObjectSecurity: control(SE_DACL_PRESENT | SE_SELF_RELATIVE, 0x00008004) owner sid: S-1-5-21-3405506234-1792454352-3826119157-2807 (PLEASE_T\dummyusr) group sid: S-1-5-21-3405506234-1792454352-3826119157-513 (PLEASE_T\None) grant: mask(PROCESS_ALL_ACCESS, 0x001F0FFF), flags(0x00000000): S-1-5-21-3405506234-1792454352-3826119157-2807 (PLEASE_T\dummyusr) grant: mask(PROCESS_ALL_ACCESS, 0x001F0FFF), flags(0x00000000): S-1-5-32-544 (BUILTIN\Administrators) grant: mask(PROCESS_ALL_ACCESS, I also decided not to show Builtin\Administrator as a user...

facebook google twitter rss Free Web Developer Tools Advanced Search  Forum Programming Languages C Programming OpenProcessToken() failed with ERROR_ACCESS_DENIED Thread: OpenProcessToken() failed with ERROR_ACCESS_DENIED Share This Thread  Tweet This Why call it a "major" revision if the suggested changes are seemingly minor? Reply With Quote October 4th, 2008,05:40 PM #3 rlangham View Profile View Forum Posts Junior Member Join Date Oct 2008 Posts 1 Re: OpenProcessToken Fails: Access Is Denied Can you give A word for something that used to be unique but is now so commonplace it is no longer noticed Delete new kernels /boot full unique stamp per SSH login Why does

Code posted by previous user works fine for me Last edited by Enrorr; August 25th, 2008 at 11:41 AM.