suid files??? Post: 8513

9 More Discussions You Might Find Interesting

1. Programming

SUID bit???

Hi all I'm getting file info through stat( char *filename, struct stat *buf) Taking all the file attributes to buf->st_mode, How can i check the suid bit in there, if suid bit mask is 0004000?? Thank you all

2. UNIX for Dummies Questions & Answers

what is suid ?

what is SUID ? can someone explain or point me to a link ? thanks simon2000

3. UNIX for Advanced & Expert Users

is SUID disabled for shell

Hi, I have two file in my directory. "catter" file contains "cat ./file". And "file" contails "Hi ashish". I have SUID bit set for catter file. But when a different user in my group runs file catter, shell displays "Permission denied" message. I just want to know can use of suid bit be...

4. UNIX for Advanced & Expert Users

SUID not working

Hi Senario: I have previleges to edit a file F but User B does not have sufficient privs to edit it. In order for B to edit it I tried an indirect way. I created a script to edit F and SUID this script so that B can execute it with the privs of me. But this is not working . can some one help...

5. UNIX for Dummies Questions & Answers

find files with SUID bit turned on

I'm writing a script that will search for files with the SUID bit turned on, and put the list in a file called id.txt i read that files with the SUID bit turned on are chmod'd to 4000, so i tried: find / -perm 4000 > id.txt also various others such as -perm 4777 etc etc but it found nothing...

6. Cybersecurity

the SUID of lpq

Hello My system is Debian-503-amd64. After I installed the "lpr" package, I found that some files with SUID bit come from this package. As: ls -l /usr/bin/lp* .... -rwsr-sr-x 1 root lp 31800 2008-05-20 /usr/bin/lpq -rwsr-sr-x 1 root lp 28504 2008-05-20 /usr/bin/lpr -rwsr-sr-x 1...

7. UNIX for Advanced & Expert Users

How do suid permissions work?

Hello all, I have a file system with permissions: drwxrwsr-x 49 pwcenter pwce1 4096 01 May 17:00 InFiles Can someone explain the real significance of the 's' setting for group users please? Cheers

8. AIX

Why /bin/su permission with SUID?

Dear all experts in this forum, I have faced a audit issue as auditor told that we should not have SUID on /bin/su. As I have checked using Google, I found most of the site only telling that /bin/su should have the permission bit as -rwsr-xr-x but never explain why /bin/su need this permission...

9. UNIX for Dummies Questions & Answers

Difference between inbuilt suid programs and user defined root suid programs under bash shell?

Hey guys, Suppose i run passwd via bash shell. It is a suid program, which temporarily runs as root(owner) and modifies the user entries. However, when i write a C file and give 4755 permission and root ownership to the 'a.out' file , it doesn't run as root in bash shell. I verified this by...

LEARN ABOUT DEBIAN

vmware-hgfsmounter

VMWARE-HGFSMOUNTER(8)						   Open VM Tools					     VMWARE-HGFSMOUNTER(8)

NAME

       vmware-hgfsmounter - program for mounting HGFS shares

SYNOPSIS

       mount.vmhgfs SHARE DIRECTORY [ -o OPTIONS ]
       vmware-hgfsmounter SHARE DIRECTORY [ -o OPTIONS ]

DESCRIPTION

       This is a console-based mount helper application. It mounts the HGFS share, specified by name, to a local directory. Share names must be in
       host:dir format.

OPTIONS

       uid=ARGUMENT
	   mount owner (by uid or username)

       gid=ARGUMENT
	   mount group (by gid or groupname)

       fmask=ARGUMENT
	   file umask (in octal)

       dmask=ARGUMENT
	   directory umask (in octal)

       ro  mount read-only

       rw  mount read-write (default)

       nosuid
	   ignore suid/sgid bits

       suid
	   allow suid/sgid bits (default)

       nodev
	   prevent device node access

       dev allow device node access (default)

       noexec
	   prevent program execution

       exec
	   allow program execution (default)

       sync
	   file writes are synchronous

       async
	   file writes are asynchronous (default)

       mand
	   allow mandatory locks

       nomand
	   prevent mandatory locks (default)

       noatime
	   do not update access times

       atime
	   update access times (default)

       nodiratime
	   do not update directory access times

       adirtime
	   update directory access times (default)

       ttl=ARGUMENT
	   time before file attributes must be revalidated (in seconds). Improves performance but decreases coherency. Defaults to 1 if not set.

EXAMPLES

       This command is intended to be run from within /bin/mount by passing the option '-t vmhgfs'. For example:

	    mount -t vmhgfs .host:/ /mnt/hgfs/
	    mount -t vmhgfs .host:/foo /mnt/foo
	    mount -t vmhgfs .host:/foo/bar /var/lib/bar

SEE ALSO

       vmware-checkvm(1)
       vmware-hgfsclient(1)
       vmware-toolbox(1)
       vmware-toolbox-cmd(1)
       vmware-user(1)
       vmware-xferlogs(1)
       libguestlib(3)
       libvmtools(3)
       vmware-guestd(8)
       vmware-user-suid-wrapper(8)
       vmblock(9)
       vmci(9)
       vmhgfs(9)
       vmmemctl(9)
       vmsock(9)
       vmsync(9)
       vmxnet(9)
       vmxnet3(9)

HOMEPAGE

       More information about vmware-hgfsmounter and the Open VM Tools can be found at <http://open-vm-tools.sourceforge.net/>.

AUTHOR

       Open VM Tools were written by VMware, Inc. <http://www.vmware.com/>.

       This manual page was put together from homepage materials by Daniel  Baumann  <daniel.baumann@progress-technologies.net>,  for  the  Debian
       project (but may be used by others).

2010.03.20-243334						    2010-04-08						     VMWARE-HGFSMOUNTER(8)