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A Linux guy looks at NetBSD

posted onJanuary 23, 2002
by hitbsecnews

Source: News Forge

I have been a Linux user since 1995. It has been my desktop and server of choice since about 1997. But there is more in the Open Source operating system world than just Linux. So, I decided to play with the Wasabi Systems' distribution of NetBSD. The basic distribution comes on two CDs with a small instruction booklet.

Overview

Software detects possible cheating

posted onJanuary 20, 2002
by hitbsecnews

Source: CNN

L33tdawg: This is pretty interesting actually... I wonder how accurate the detection capabilities are.

A software program designed by Georgia Tech professors to detect cheating in students' computer programming homework turned up 186 possible violators, school officials say.

Using ssh Port Forwarding to Print at Remote Locations

posted onJanuary 17, 2002
by hitbsecnews

Source: Linux Journal

ssh--oh yeah, that's a secure Telnet program, right? Yes, it is, and it's much, much more. You're not still using Telnet, are you? Previous issues of Linux Journal have talked about the ``much, much more'' of ssh (see Resources). In this article I show a specific example of using ssh to do ``much, much more''. I also demonstrate how to use ssh's port-forwarding feature to connect the printing systems on different networks across the Internet, at the same time securing the data while in transit.

A Simple Oracle Host-Based Scanner

posted onDecember 18, 2001
by hitbsecnews

Source: SecurityFocus

L33tdawg: I've yet to try the tool out myself (mainly because I don't have access to an Oracle DB), however, if any of you have the time, perhaps you could give it a quick twirl and post your findings here.

Race Condition in FreeBSD AIO Implementation

posted onDecember 14, 2001
by hitbsecnews

AIO is a POSIX standard for asynchronous I/O. Under certain conditions, scheduled AIO operations persist after an execve, allowing arbitrary overwrites in the memory of the new process. Combined with the permission to execute suid binaries, this can yield elevated privileges. Currently VFS_AIO is not enabled in the default FreeBSD kernel configuration, however comments in ``LINT'' suggest security issues have been known about privately for some time: