bin/90228: lokal rooting

[Ph03n1X]

>Number:         90228
>Category:       bin
>Synopsis:       lokal rooting
>Confidential:   no
>Severity:       critical
>Priority:       high
>Responsible:    freebsd-bugs
>State:          open
>Quarter:        
>Keywords:       
>Date-Required:
>Class:          sw-bug
>Submitter-Id:   current-users
>Arrival-Date:   Sun Dec 11 09:10:03 GMT 2005
>Closed-Date:
>Last-Modified:
>Originator:     Ph03n1X
>Release:        6.0 releses
>Organization:
nightlogin gadjah mada university
>Environment:
FreeBSD student.te.ugm.ac.id 6.0-RELEASE FreeBSD 6.0-RELEASE #0: Thu Nov  3 09:36:13 UTC 2005     root at x64.samsco.home:/usr/obj/usr/src/sys/GENERIC  i386
             
>Description:
This is the vulneralability description :

$cat tes.c
main()
{
setuid(0);
setgid(0);
system("/bin/sh");
}
$su -
Password:
#gcc -o tes tes.c
#chmod +s tes
#exit
$id
uid=1228(shelda03) gid=1228(shelda03) groups=1228(shelda03)
$./tes
#id
uid=0(root) gid=0(wheel) groups=0(wheel), 1228(shelda03)
              
>How-To-Repeat:
I don't know              
>Fix:
I don't know              
>Release-Note:
>Audit-Trail:
>Unformatted: