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Security Linux News for Jul 11, 2000

  • eWeek: Openhack-interactive security redux (Jul 11, 2000, 23:05)
    "Instead of a simple architecture consisting of two main operating systems (Linux and Windows NT), as in hackpcweek, openhack consists of five operating systems. There are numerous intrusion detection systems, and several vendors are involved."

  • SuSE Security Announcement: dhclient (Jul 11, 2000, 19:54)
    "The client side program of the ISC DHCP package, dhclient, does not do quoting of server messages before passing them to /sbin/dhclient-script. This script is executed with root privileges."

  • SuSE Security Announcement: tnef (Jul 11, 2000, 19:45)
    "Tnef extracts eMails compressed with MS-Outlook. The compressed file includes the path name to which the decompressed data should be written."

  • LinuxSecurity.com: Using umask (Jul 11, 2000, 18:28)
    "It is recommended that you make root's umask 077, which will disable read, write, and execute permission for other users, unless explictly changed using chmod."

  • Security Portal: Tripwire - The Only Way to Really Know (Jul 11, 2000, 07:51)
    "So you think you may have been hacked, but you're really not sure 'cause some crackers seem pretty stealthy. There really is only one way to know - employ a file integrity checker."