passwd: Permission denied ?
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From: Jerome BENOIT on 18 Sep 2009 06:10 Hello, Frank Bonnet wrote: > Sven Joachim wrote: >> On 2009-09-18 09:34 +0200, Frank Bonnet wrote: >> >>> I'm trying to change a local user passwd as root and I get this error >>> message ... which seems a bit unreal to me ... >>> >>> >>> passwd: Permission denied >>> passwd: password unchanged >> >> What does "lsattr /etc/passwd /etc/shadow" print? > > this ... how it has been changed ? this is a fresh install > does this mean another admin has changed the default attr ? > > > lsattr /etc/passwd /etc/shadow > ------------------- /etc/passwd > ------------------- /etc/shadow > I guess that `ls -l' is clean too: is the associated partition mounted as read-only ? Jerome >> >> Sven >> >> > > -- Jerome BENOIT jgmbenoit_at_mailsnare_dot_net -- To UNSUBSCRIBE, email to debian-user-REQUEST(a)lists.debian.org with a subject of "unsubscribe". Trouble? Contact listmaster(a)lists.debian.org
From: Jerome BENOIT on 18 Sep 2009 06:20 Frank Bonnet wrote: > Jerome BENOIT wrote: >> Hello Frank, >> >> what gives >> ls -l /etc/passwd >> lsattr /etc/passwd > > well I am logged as root which is supposed in a UNIX world > to have access to all files of the local filesystem without > access right checking huh ? may be, but you issue is, as you said, unreal. have you strace passwd to have a better idea of what is going on ? Jerome > > > ls -l /etc/passwd > -rw-r--r-- 1 root root 1358 2009-09-18 09:21 /etc/passwd > > > lsattr /etc/passwd > ------------------- /etc/passwd > >> >> ? >> >> Jerome >> >> Frank Bonnet wrote: >>> Hello >>> >>> I'm trying to change a local user passwd as root and I get this error >>> message ... which seems a bit unreal to me ... >>> >>> >>> passwd: Permission denied >>> passwd: password unchanged >>> >>> >>> The machine is running Lenny 64 bits >>> >>> Thank you >>> >>> >> > > -- Jerome BENOIT jgmbenoit_at_mailsnare_dot_net -- To UNSUBSCRIBE, email to debian-user-REQUEST(a)lists.debian.org with a subject of "unsubscribe". Trouble? Contact listmaster(a)lists.debian.org
From: Frank Bonnet on 18 Sep 2009 07:00 Jerome BENOIT wrote: > Hello, > > Frank Bonnet wrote: >> Sven Joachim wrote: >>> On 2009-09-18 09:34 +0200, Frank Bonnet wrote: >>> >>>> I'm trying to change a local user passwd as root and I get this error >>>> message ... which seems a bit unreal to me ... >>>> >>>> >>>> passwd: Permission denied >>>> passwd: password unchanged >>> >>> What does "lsattr /etc/passwd /etc/shadow" print? >> >> this ... how it has been changed ? this is a fresh install >> does this mean another admin has changed the default attr ? >> >> >> lsattr /etc/passwd /etc/shadow >> ------------------- /etc/passwd >> ------------------- /etc/shadow >> > > I guess that `ls -l' is clean too: > is the associated partition mounted as read-only ? > > Jerome no the files are standing on the / partition -- To UNSUBSCRIBE, email to debian-user-REQUEST(a)lists.debian.org with a subject of "unsubscribe". Trouble? Contact listmaster(a)lists.debian.org
From: Sven Joachim on 18 Sep 2009 07:40 On 2009-09-18 11:26 +0200, Frank Bonnet wrote: > Sven Joachim wrote: >> On 2009-09-18 09:34 +0200, Frank Bonnet wrote: >> >>> I'm trying to change a local user passwd as root and I get this error >>> message ... which seems a bit unreal to me ... >>> >>> >>> passwd: Permission denied >>> passwd: password unchanged >> >> What does "lsattr /etc/passwd /etc/shadow" print? > > this ... how it has been changed ? this is a fresh install > does this mean another admin has changed the default attr ? This may happen because of an intruder or because of file system corruption. I've seen the latter a few times on this list. But... > lsattr /etc/passwd /etc/shadow > ------------------- /etc/passwd > ------------------- /etc/shadow ....this is how it's supposed to be, i.e. no special attributes. Can you run the process under strace? Sven -- To UNSUBSCRIBE, email to debian-user-REQUEST(a)lists.debian.org with a subject of "unsubscribe". Trouble? Contact listmaster(a)lists.debian.org
From: Sven Joachim on 18 Sep 2009 07:50 On 2009-09-18 11:37 +0200, Jerome BENOIT wrote: > I guess that `ls -l' is clean too: > is the associated partition mounted as read-only ? AFAIK in that case the error message would be "Read-only file system" rather than "Permission denied". Sven -- To UNSUBSCRIBE, email to debian-user-REQUEST(a)lists.debian.org with a subject of "unsubscribe". Trouble? Contact listmaster(a)lists.debian.org
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