Date: Mon, 20 Jan 2003 18:51:52 -0500 From: Anthony Schneider <anthony@x-anthony.com> To: David Schultz <dschultz@uclink.Berkeley.EDU> Cc: zhuravlev alexander <zaa@ulstu.ru>, Oleg Shevtsov <sat@orion.interexc.com>, security@FreeBSD.ORG Subject: Re: your mail Message-ID: <20030120235152.GA20708@x-anthony.com> In-Reply-To: <20030120225609.GB3668@HAL9000.homeunix.com> References: <20030120101323.GA371@interexc.com> <20030120102235.GA45357@hp.ulstu.ru> <20030120225609.GB3668@HAL9000.homeunix.com>
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statically linked? is /sbin/nologin not a shell script anymore? -Anthony. On Mon, Jan 20, 2003 at 02:56:09PM -0800, David Schultz wrote: > Thus spake zhuravlev alexander <zaa@ulstu.ru>: > > On Mon, Jan 20, 2003 at 12:13:23PM +0200, Oleg Shevtsov wrote: > > > > > > Hi, > > > how to give specific user FTP but no shell access? > > > Ftpd's manual says: > > > 4. The user must have a standard shell returned by > > > getusershell(3). > > > But I don't want to give shell account. > > > > /sbin/nologin ? > > If you do it this way, you need to ensure that either the > ``FTP-only'' users do not have home directories or that > /sbin/nologin is statically linked (the default). Otherwise, it > is possible to exploit a bug (ahem, feature) in OpenSSH to gain > shell access on your box. > > To Unsubscribe: send mail to majordomo@FreeBSD.org > with "unsubscribe freebsd-security" in the body of the message To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-security" in the body of the message
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