Re: Sudo ... use or delete?

Path	csiph.com!3.eu.feeder.erje.net!feeder.erje.net!usenet.goja.nl.eu.org!aioe.org!bofh.it!news.nic.it!robomod
From	john doe <johndoe65534@mail.com>
Newsgroups	linux.debian.user
Subject	Re: Sudo ... use or delete?
Date	Fri, 29 Jan 2021 17:30:02 +0100
Message-ID	<BCEOK-AF-5@gated-at.bofh.it> (permalink)
References	<BCDpD-84t-3@gated-at.bofh.it> <BCElH-bc-7@gated-at.bofh.it> <BCElH-bc-11@gated-at.bofh.it> <BCElH-bc-9@gated-at.bofh.it>
X-Original-To	debian-user@lists.debian.org
X-Mailbox-Line	From debian-user-request@lists.debian.org Fri Jan 29 16:23:16 2021
Old-Return-Path	<johndoe65534@mail.com>
X-Amavis-Spam-Status	No, score=-6.95 tagged_above=-10000 required=5.3 tests=[BAYES_00=-2, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, FREEMAIL_ENVFROM_END_DIGIT=0.25, FREEMAIL_FROM=0.001, LDO_WHITELIST=-5, RCVD_IN_DNSWL_NONE=-0.0001, RCVD_IN_MSPIKE_H2=-0.001] autolearn=ham autolearn_force=no
X-Policyd-Weight	using cached result; rate: -3.5
Dkim-Signature	v=1; a=rsa-sha256; c=relaxed/simple; d=mail.com; s=dbd5af2cbaf7; t=1611937378; bh=ozsRCLZ1F+oCVeLqSjTRXK+9W96F/WhlRHRZcqYywfs=; h=X-UI-Sender-Class:Subject:To:References:From:Date:In-Reply-To; b=uu8uiiPIXTrXFpBpOkgoikdy55Jg43YBt06aEBoOSehWIEQ39uNq8UTDLSB8agH/G uvsn/9WslFv4rkrIVPWTieNTQVwMrFemgELcxugsyhDaEkiF9L0RdsSyXCtI05Bfkg 4h+hL5/TsAOYFEZjDus9QrX+oeT1UYd9o+XjMCTQ=
X-Ui-Sender-Class	214d933f-fd2f-45c7-a636-f5d79ae31a79
MIME-Version	1.0
Content-Type	text/plain; charset=utf-8; format=flowed
Content-Language	en-US
Content-Transfer-Encoding	quoted-printable
X-Provags-ID	V03:K1:cQO9aTsUa4Agfl5pKuTj/IksewLQInjJuQgRQrNlBlsVBGGQUNa KL16velR8v9t1LvK0vdQbV04OFvhBzWYGWnwSPXkSYqYcERO3p28Q1rXuH8UfBst33cUmtH g/AJoN8gCkUfBm7BTE1r+uQj2bN7RxlX5kfoZoCs3I9Th3TatPKo9yWvbni6QiICmhx5Srf Xy2SB56UlG2BWkDx+/c/Q==
X-Ui-Out-Filterresults	notjunk:1;V03:K0:tlc1apjwVCw=:vdn7cJM1k6olZqVy6utf/F ZnShHwpG8CANdg13HL/e7brGoKC94sl7sfwBO5h3guLXpIczX80wOaUeIqR6mhBvGuxM4+Rij u+XN5wgTxtwX3ddhsXXDEE9sVrMUzjWdx0JgVQBNAwjFi1et8hBlVvsGtnPqoVE58QEZGOKBs ar+mExMV8uKl7gArMsrYb6CsUiHGvOzjtwGrhlT4M7z7ISTmHcqTtoxNSgsyqyVd31rhQm0dD PMb3nYpuiiZcvT9/FoVCyoLwoPcW+HLLN8mpYyTHh10Faz2mkK8rHFJtIqkJsNO9+k8pjI5lC qNk4n3M8oEFQUnNBAeHRUzF89Um02lJE/Y/EiDCJJAGzg5g26JlT7bQ/zlzNBAD7BIvWSSibe Fkjw/jHP0Zcxu6NJeqIxa209Zvq3S1mufTTdT/ZH9bpug6FuXGlcbDGD3sWK72Dtps9/gGWpm AF454A2LIBVb/qmY+yP0L6lPdRPy7kPqi+IV6/vXX1nlftfv2mH5c/IYcT8Oe0fMXHEB3OoLJ /bgVXi2yy+kqbk3wwZkjyDLDnas29bT+nr0HZpXL6/no/M3J8on7594V2MrwN3DX1E0MAuFzw duN9EmghHLbiYGT9twAO1JtvRuF9aMaD3gT359J0BP4Ry5v4ldYz89K2sVIqw9WO1o/rR9Ekd WCuUrP6X2UsW6bwq3kid2KrDTMX+dzOZ35/XJ7Let74Y4I3NUGARpjG1c7e2xdnkJI4KWx5I0 70sArgo6Bz0P9r7X9DVIGxKc0dkMWxCsmcI1HNqR53DjkapXORxqimNobJ2iIu9ydG26PPNbU edGFv/uNHl4tlTrLjbUfE1Axuhzj45bt2rHah+2ju3Jc1rYModMKuMMt1s+2xOy5qhzBak3IQ qx0MQ9jF5GnWBFC4ZHQQ==
X-Mailing-List	<debian-user@lists.debian.org> archive/latest/771733
List-ID	<debian-user.lists.debian.org>
List-URL	<https://lists.debian.org/debian-user/>
List-Archive	https://lists.debian.org/msgid-search/4cf5d083-1b05-bb9c-8807-54b5d098770b@mail.com
Approved	robomod@news.nic.it
Lines	29
Organization	linux.* mail to news gateway
Sender	robomod@news.nic.it
X-Original-Date	Fri, 29 Jan 2021 17:22:58 +0100
X-Original-Message-ID	<4cf5d083-1b05-bb9c-8807-54b5d098770b@mail.com>
X-Original-References	<6c403b62-adc8-0c4f-9045-f8b892b1ebd2@sdi-baja.com> <878s8b68ue.fsf@iki.fi> <e3c3f9f7-e97f-d943-ae10-4277798e67ca@mail.com> <418fb79f-822c-4ed9-b610-c276a561c7ac@aerusso.net>
Xref	csiph.com linux.debian.user:231266

Show key headers only | View raw

On 1/29/2021 4:57 PM, Antonio Russo wrote:
>
>
> On 1/29/21 8:54 AM, john doe wrote:
>> In the case of sudo, you could deny the use of sudo by removing all
>> users from the sudoers file or by denying sudo access  explicitly in the
>> sudoers file.
>>

Also, removing all users from the sudo group.

>> --
>> John Doe
>>
>
> As I understand it, this would not have protected against the recent local
> privilege escalation bug in sudo.  If you're interested in improving
> security, the desire is to reduce the total amount of privileged code on
> the machine.
>

The bug you are referring to is already corrected (1).

1)  https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-3156

--
John Doe

Thread

Sudo ... use or delete? Peter Ehlert <peter@sdi-baja.com> - 2021-01-29 16:00 +0100
  Re: Sudo ... use or delete? Greg Wooledge <wooledg@eeg.ccf.org> - 2021-01-29 16:00 +0100
  Re: Sudo ... use or delete? Antonio Russo <aerusso@aerusso.net> - 2021-01-29 16:20 +0100
    Re: Sudo ... use or delete? <tomas@tuxteam.de> - 2021-01-29 16:50 +0100
      Re: Sudo ... use or delete? Eike Lantzsch <zp6cge@gmx.net> - 2021-01-29 18:40 +0100
        Re: Sudo ... use or delete? Roberto C. Sánchez <roberto@debian.org> - 2021-01-29 19:30 +0100
          Re: Sudo ... use or delete? Andrei POPESCU <andreimpopescu@gmail.com> - 2021-01-29 20:50 +0100
  Re: Sudo ... use or delete? Teemu Likonen <tlikonen@iki.fi> - 2021-01-29 17:00 +0100
    Re: Sudo ... use or delete? john doe <johndoe65534@mail.com> - 2021-01-29 17:00 +0100
      Re: Sudo ... use or delete? Antonio Russo <aerusso@aerusso.net> - 2021-01-29 17:00 +0100
        Re: Sudo ... use or delete? john doe <johndoe65534@mail.com> - 2021-01-29 17:30 +0100
    Re: Sudo ... use or delete? Peter Ehlert <peter@sdi-baja.com> - 2021-01-29 18:10 +0100
  Re: Sudo ... use or delete? Andrei POPESCU <andreimpopescu@gmail.com> - 2021-01-29 20:50 +0100
    Re: Sudo ... use or delete? Peter Ehlert <peter@sdi-baja.com> - 2021-01-30 14:30 +0100

csiph-web