Subject: bug#268: policykit-1: CVE-2018-19788 From: Berbe <bernard+devuan@rosset.net> To: Devuan Bug Tracking System <submit@bugs.devuan.org> Date: Fri, 07 Dec 2018 18:41:08 +0100 Package: policykit-1 Version: 0.105-18+devuan2.11 Severity: critical Dear Maintainer, Following CVE-2018-19788, it seems the current stable 0.105-18+devuan2.11 is susceptible to the bug in policykit-1 package from upstream, allowing any user with UID > INT_MAX to have access to root commands: 1. service nginx status -bash: service: command not found 2. sudo useradd -u 4000000000 test 3. sudo -u test service nginx status nginx is running. -- System Information: Distributor ID: Devuan Description: Devuan GNU/Linux 9 (n/a) Release: 9 Codename: n/a Architecture: x86_64 Kernel: Linux 4.9.0-8-amd64 (SMP w/4 CPU cores) Locale: LANG=en_GB.UTF-8, LC_CTYPE=en_GB.UTF-8 (charmap=UTF-8) Shell: /bin/sh linked to /bin/dash Init: sysvinit (via /sbin/init) Versions of packages policykit-1 depends on: ii dbus 1.10.26-0+deb9u1 ii libc6 2.24-11+deb9u3 ii libglib2.0-0 2.50.3-2 ii libpam0g 1.1.8-3.6 ii libpolkit-agent-1-0 0.105-18+devuan2.11 ii libpolkit-backend-1-0 0.105-18+devuan2.11 ii libpolkit-gobject-1-0 0.105-18+devuan2.11 policykit-1 recommends no packages. policykit-1 suggests no packages. -- no debconf information
Subject: bug#268: mmhhh Date: Sat, 8 Dec 2018 10:17:18 +0100 From: KatolaZ <katolaz@freaknet.org> To: 268@bugs.devuan.org --inqsdvv7znhsuzot Content-Type: text/plain; charset=us-ascii Content-Disposition: inline There is no need to become root in order to use `service`: $ /usr/sbin/service nginx status [ ok ] nginx is running. $ Even with a user with id larger than 4000000000: $ sudo -u testpolkit /usr/sbin/service nginx stop [....] Stopping nginx: nginxstart-stop-daemon: warning: failed to kill 2509: Operation not permitted . ok $ That's because sudo does *not* use policykit to test user privileges (rather, it uses its own config files). So maybe this is not applicable in this case? HND KatolaZ --inqsdvv7znhsuzot Content-Type: application/pgp-signature; name="signature.asc" -----BEGIN PGP SIGNATURE----- iF0EABECAB0WIQSOWdaqRF79tKFTPVpfILOuC18GLwUCXAuMHAAKCRBfILOuC18G Lx6cAJwN3gJXo8n6wnxhlHv/kMTu9wydlwCfZTgjMrHT62Ebg1inz4UdLcVfFhA= =6Ri0 -----END PGP SIGNATURE----- --inqsdvv7znhsuzot--
Subject: bug#268: mmhhh Date: Sat, 8 Dec 2018 10:17:18 +0100 From: KatolaZ <katolaz@freaknet.org> To: 268@bugs.devuan.org --inqsdvv7znhsuzot Content-Type: text/plain; charset=us-ascii Content-Disposition: inline There is no need to become root in order to use `service`: $ /usr/sbin/service nginx status [ ok ] nginx is running. $ Even with a user with id larger than 4000000000: $ sudo -u testpolkit /usr/sbin/service nginx stop [....] Stopping nginx: nginxstart-stop-daemon: warning: failed to kill 2509: Operation not permitted . ok $ That's because sudo does *not* use policykit to test user privileges (rather, it uses its own config files). So maybe this is not applicable in this case? HND KatolaZ --inqsdvv7znhsuzot Content-Type: application/pgp-signature; name="signature.asc" -----BEGIN PGP SIGNATURE----- iF0EABECAB0WIQSOWdaqRF79tKFTPVpfILOuC18GLwUCXAuMHAAKCRBfILOuC18G Lx6cAJwN3gJXo8n6wnxhlHv/kMTu9wydlwCfZTgjMrHT62Ebg1inz4UdLcVfFhA= =6Ri0 -----END PGP SIGNATURE----- --inqsdvv7znhsuzot--
Subject: bug#268: mmhhh Date: Sat, 8 Dec 2018 10:17:18 +0100 From: KatolaZ <katolaz@freaknet.org> To: 268@bugs.devuan.org --inqsdvv7znhsuzot Content-Type: text/plain; charset=us-ascii Content-Disposition: inline There is no need to become root in order to use `service`: $ /usr/sbin/service nginx status [ ok ] nginx is running. $ Even with a user with id larger than 4000000000: $ sudo -u testpolkit /usr/sbin/service nginx stop [....] Stopping nginx: nginxstart-stop-daemon: warning: failed to kill 2509: Operation not permitted . ok $ That's because sudo does *not* use policykit to test user privileges (rather, it uses its own config files). So maybe this is not applicable in this case? HND KatolaZ --inqsdvv7znhsuzot Content-Type: application/pgp-signature; name="signature.asc" -----BEGIN PGP SIGNATURE----- iF0EABECAB0WIQSOWdaqRF79tKFTPVpfILOuC18GLwUCXAuMHAAKCRBfILOuC18G Lx6cAJwN3gJXo8n6wnxhlHv/kMTu9wydlwCfZTgjMrHT62Ebg1inz4UdLcVfFhA= =6Ri0 -----END PGP SIGNATURE----- --inqsdvv7znhsuzot--
Subject: bug#268: mmhhh Date: Sat, 8 Dec 2018 10:17:18 +0100 From: KatolaZ <katolaz@freaknet.org> To: 268@bugs.devuan.org --inqsdvv7znhsuzot Content-Type: text/plain; charset=us-ascii Content-Disposition: inline There is no need to become root in order to use `service`: $ /usr/sbin/service nginx status [ ok ] nginx is running. $ Even with a user with id larger than 4000000000: $ sudo -u testpolkit /usr/sbin/service nginx stop [....] Stopping nginx: nginxstart-stop-daemon: warning: failed to kill 2509: Operation not permitted . ok $ That's because sudo does *not* use policykit to test user privileges (rather, it uses its own config files). So maybe this is not applicable in this case? HND KatolaZ --inqsdvv7znhsuzot Content-Type: application/pgp-signature; name="signature.asc" -----BEGIN PGP SIGNATURE----- iF0EABECAB0WIQSOWdaqRF79tKFTPVpfILOuC18GLwUCXAuMHAAKCRBfILOuC18G Lx6cAJwN3gJXo8n6wnxhlHv/kMTu9wydlwCfZTgjMrHT62Ebg1inz4UdLcVfFhA= =6Ri0 -----END PGP SIGNATURE----- --inqsdvv7znhsuzot--
Subject: bug#268: mmhhh Date: Sat, 8 Dec 2018 10:17:18 +0100 From: KatolaZ <katolaz@freaknet.org> To: 268@bugs.devuan.org --inqsdvv7znhsuzot Content-Type: text/plain; charset=us-ascii Content-Disposition: inline There is no need to become root in order to use `service`: $ /usr/sbin/service nginx status [ ok ] nginx is running. $ Even with a user with id larger than 4000000000: $ sudo -u testpolkit /usr/sbin/service nginx stop [....] Stopping nginx: nginxstart-stop-daemon: warning: failed to kill 2509: Operation not permitted . ok $ That's because sudo does *not* use policykit to test user privileges (rather, it uses its own config files). So maybe this is not applicable in this case? HND KatolaZ --inqsdvv7znhsuzot Content-Type: application/pgp-signature; name="signature.asc" -----BEGIN PGP SIGNATURE----- iF0EABECAB0WIQSOWdaqRF79tKFTPVpfILOuC18GLwUCXAuMHAAKCRBfILOuC18G Lx6cAJwN3gJXo8n6wnxhlHv/kMTu9wydlwCfZTgjMrHT62Ebg1inz4UdLcVfFhA= =6Ri0 -----END PGP SIGNATURE----- --inqsdvv7znhsuzot--
Subject: bug#268: mmhhh Date: Sat, 8 Dec 2018 10:17:18 +0100 From: KatolaZ <katolaz@freaknet.org> To: 268@bugs.devuan.org --inqsdvv7znhsuzot Content-Type: text/plain; charset=us-ascii Content-Disposition: inline There is no need to become root in order to use `service`: $ /usr/sbin/service nginx status [ ok ] nginx is running. $ Even with a user with id larger than 4000000000: $ sudo -u testpolkit /usr/sbin/service nginx stop [....] Stopping nginx: nginxstart-stop-daemon: warning: failed to kill 2509: Operation not permitted . ok $ That's because sudo does *not* use policykit to test user privileges (rather, it uses its own config files). So maybe this is not applicable in this case? HND KatolaZ --inqsdvv7znhsuzot Content-Type: application/pgp-signature; name="signature.asc" -----BEGIN PGP SIGNATURE----- iF0EABECAB0WIQSOWdaqRF79tKFTPVpfILOuC18GLwUCXAuMHAAKCRBfILOuC18G Lx6cAJwN3gJXo8n6wnxhlHv/kMTu9wydlwCfZTgjMrHT62Ebg1inz4UdLcVfFhA= =6Ri0 -----END PGP SIGNATURE----- --inqsdvv7znhsuzot--
From: owner@bugs.devuan.org (Devuan bug Tracking System) To: KatolaZ <katolaz@freaknet.org> Subject: bug#268: Info received (was mmhhh) Thank you for the additional information you have supplied regarding this problem report. It has been forwarded to the developer(s) and to the developers mailing list to accompany the original report. Your message has been sent to the package maintainer(s): owner@bugs.devuan.org If you wish to continue to submit further information on your problem, please send it to 268@bugs.devuan.org, as before. Please do not reply to the address at the top of this message, unless you wish to report a problem with the bug-tracking system. Devuan Bugs Owner (administrator, Devuan bugs database)
Received: (at control) by bugs.devuan.org; 8 Dec 2018 09:42:44 +0000 Date: Sat, 8 Dec 2018 10:45:26 +0100 From: KatolaZ <katolaz@freaknet.org> To: control@bugs.devuan.org Subject: merge merge 268 269 quit done
Subject: bug#268: mmhhh Date: Sat, 8 Dec 2018 10:17:18 +0100 From: KatolaZ <katolaz@freaknet.org> To: 268@bugs.devuan.org --inqsdvv7znhsuzot Content-Type: text/plain; charset=us-ascii Content-Disposition: inline There is no need to become root in order to use `service`: $ /usr/sbin/service nginx status [ ok ] nginx is running. $ Even with a user with id larger than 4000000000: $ sudo -u testpolkit /usr/sbin/service nginx stop [....] Stopping nginx: nginxstart-stop-daemon: warning: failed to kill 2509: Operation not permitted . ok $ That's because sudo does *not* use policykit to test user privileges (rather, it uses its own config files). So maybe this is not applicable in this case? HND KatolaZ --inqsdvv7znhsuzot Content-Type: application/pgp-signature; name="signature.asc" -----BEGIN PGP SIGNATURE----- iF0EABECAB0WIQSOWdaqRF79tKFTPVpfILOuC18GLwUCXAuMHAAKCRBfILOuC18G Lx6cAJwN3gJXo8n6wnxhlHv/kMTu9wydlwCfZTgjMrHT62Ebg1inz4UdLcVfFhA= =6Ri0 -----END PGP SIGNATURE----- --inqsdvv7znhsuzot--
From: owner@bugs.devuan.org (Devuan bug Tracking System) To: KatolaZ <katolaz@freaknet.org> Subject: bug#268: Info received (was mmhhh) Thank you for the additional information you have supplied regarding this problem report. It has been forwarded to the developer(s) and to the developers mailing list to accompany the original report. Your message has been sent to the package maintainer(s): owner@bugs.devuan.org If you wish to continue to submit further information on your problem, please send it to 268@bugs.devuan.org, as before. Please do not reply to the address at the top of this message, unless you wish to report a problem with the bug-tracking system. Devuan Bugs Owner (administrator, Devuan bugs database)
From: owner@bugs.devuan.org (Devuan bug Tracking System) To: KatolaZ <katolaz@freaknet.org> Subject: bug#268: marked as done (policykit-1: CVE-2018-19788) Your message dated Wed, 27 Feb 2019 11:39:41 +0100 with message-id <20190227103941.urykatbuoz26mnoa@katolaz.homeunix.net> and subject line solved in beowulf has caused the attached bug report to be marked as done. This means that you claim that the problem has been dealt with. If this is not the case it is now your responsibility to reopen the bug report if necessary, and/or fix the problem forthwith. (NB: If you are a system administrator and have no idea what I am talking about this indicates a serious mail system misconfiguration somewhere. Please contact me immediately.) Devuan Bugs Owner (administrator, Devuan bugs database) -------------------------------------- Received: (at submit) by bugs.devuan.org; 7 Dec 2018 17:43:59 +0000 Return-Path: <bernard+devuan@rosset.net> Delivered-To: devuanbugs@dyne.org Received: from tupac3.dyne.org [195.169.149.119] by fulcanelli with IMAP (fetchmail-6.3.26) for <debbugs@localhost> (single-drop); Fri, 07 Dec 2018 18:43:59 +0100 (CET) Received: from mail.rosset.net (rosset.net [62.210.209.186]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by vm6.ganeti.dyne.org (Postfix) with ESMTPS id 2837BF6093F for <submit@bugs.devuan.org>; Fri, 7 Dec 2018 18:41:09 +0100 (CET) Authentication-Results: vm6.ganeti.dyne.org; dkim=pass (1024-bit key; unprotected) header.d=rosset.net header.i=@rosset.net header.b="w5T9rg5y"; dkim-atps=neutral Received: by mail.rosset.net (Postfix, from userid 1000) id B6C2DE0279; Fri, 7 Dec 2018 18:41:08 +0100 (CET) DKIM-Signature: v=1; a=rsa-sha256; c=simple/simple; d=rosset.net; s=NetNeutrality; t=1544204468; bh=Qh2OhVEyGD+yxbVNHnJqf32+SUjphhhTnfoF6byME0E=; h=From:To:Subject:Date:From; b=w5T9rg5yEFFmx2XrRekDJMB5hWOh0kIZ+nl9pbmupwIQUADrvIi8UC89aIoPBszD8 eWnzJ2b9V28vdVkkkUIbSN7VeYZgk9xniNPjD3j8PK70OzZrNmrXY68Us0jA/EZD/C Jl5dGa4OJeWOZXdCcEwz6kAMLdKLRF65W3A7sgQA= Content-Type: text/plain; charset="us-ascii" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit From: Berbe <bernard+devuan@rosset.net> To: Devuan Bug Tracking System <submit@bugs.devuan.org> Subject: policykit-1: CVE-2018-19788 Message-ID: <154420446865.5084.8077177848613701893.reportbug@sd-49041.dedibox.fr> X-Mailer: reportbug 7.1.6+devuan2.1 Date: Fri, 07 Dec 2018 18:41:08 +0100 X-Spam-Status: No, score=-0.2 required=5.0 tests=DKIM_SIGNED,DKIM_VALID, DKIM_VALID_AU,DKIM_VALID_EF,SPF_PASS autolearn=disabled version=3.4.2 X-Spam-Checker-Version: SpamAssassin 3.4.2 (2018-09-13) on tupac3.dyne.org Package: policykit-1 Version: 0.105-18+devuan2.11 Severity: critical Dear Maintainer, Following CVE-2018-19788, it seems the current stable 0.105-18+devuan2.11 is susceptible to the bug in policykit-1 package from upstream, allowing any user with UID > INT_MAX to have access to root commands: 1. service nginx status -bash: service: command not found 2. sudo useradd -u 4000000000 test 3. sudo -u test service nginx status nginx is running. -- System Information: Distributor ID: Devuan Description: Devuan GNU/Linux 9 (n/a) Release: 9 Codename: n/a Architecture: x86_64 Kernel: Linux 4.9.0-8-amd64 (SMP w/4 CPU cores) Locale: LANG=en_GB.UTF-8, LC_CTYPE=en_GB.UTF-8 (charmap=UTF-8) Shell: /bin/sh linked to /bin/dash Init: sysvinit (via /sbin/init) Versions of packages policykit-1 depends on: ii dbus 1.10.26-0+deb9u1 ii libc6 2.24-11+deb9u3 ii libglib2.0-0 2.50.3-2 ii libpam0g 1.1.8-3.6 ii libpolkit-agent-1-0 0.105-18+devuan2.11 ii libpolkit-backend-1-0 0.105-18+devuan2.11 ii libpolkit-gobject-1-0 0.105-18+devuan2.11 policykit-1 recommends no packages. policykit-1 suggests no packages. -- no debconf information --------------------------------------- Received: (at 269-done) by bugs.devuan.org; 27 Feb 2019 10:40:08 +0000 Return-Path: <katolaz@freaknet.org> Delivered-To: devuanbugs@dyne.org Received: from tupac3.dyne.org [195.169.149.119] by fulcanelli with IMAP (fetchmail-6.3.26) for <debbugs@localhost> (single-drop); Wed, 27 Feb 2019 11:40:08 +0100 (CET) Received: from [127.0.0.1] (localhost [127.0.0.1]) (Authenticated sender: katolaz@freaknet.org) with ESMTPSA id 61C9AF604C4 Date: Wed, 27 Feb 2019 11:39:41 +0100 From: KatolaZ <katolaz@freaknet.org> To: 269-done@bugs.devuan.org Subject: solved in beowulf Message-ID: <20190227103941.urykatbuoz26mnoa@katolaz.homeunix.net> MIME-Version: 1.0 Content-Type: multipart/signed; micalg=pgp-sha1; protocol="application/pgp-signature"; boundary="vcy6cimoko4p6jrk" Content-Disposition: inline User-Agent: NeoMutt/20170113 (1.7.2) X-Spam-Status: No, score=-1.0 required=5.0 tests=ALL_TRUSTED autolearn=disabled version=3.4.2 X-Spam-Checker-Version: SpamAssassin 3.4.2 (2018-09-13) on tupac3.dyne.org --vcy6cimoko4p6jrk Content-Type: text/plain; charset=us-ascii Content-Disposition: inline This has been solved in policykit-0.105-25+devuan1, available in beowulf and ceres. Closing. --vcy6cimoko4p6jrk Content-Type: application/pgp-signature; name="signature.asc" -----BEGIN PGP SIGNATURE----- iF0EABECAB0WIQSOWdaqRF79tKFTPVpfILOuC18GLwUCXHZo7QAKCRBfILOuC18G L4pkAJ9woTAlntVgxQ7dm4xlGv8/2OVHKwCeLCLHNeynWA/LJjVKmHMGnSnU7Gs= =yH5+ -----END PGP SIGNATURE----- --vcy6cimoko4p6jrk--
From: owner@bugs.devuan.org (Devuan bug Tracking System) To: Berbe <bernard+devuan@rosset.net> Subject: bug#268 acknowledged by developer This is an automatic notification regarding your bug report #268: policykit-1: CVE-2018-19788, which was filed against the policykit-1 package. It has been closed by one of the developers, namely KatolaZ <katolaz@freaknet.org>. Their explanation is attached below. If this explanation is unsatisfactory and you have not received a better one in a separate message then please contact the developer, by replying to this email. Devuan Bugs Owner (administrator, Devuan bugs database) Received: (at 269-done) by bugs.devuan.org; 27 Feb 2019 10:40:08 +0000 Return-Path: <katolaz@freaknet.org> Delivered-To: devuanbugs@dyne.org Received: from tupac3.dyne.org [195.169.149.119] by fulcanelli with IMAP (fetchmail-6.3.26) for <debbugs@localhost> (single-drop); Wed, 27 Feb 2019 11:40:08 +0100 (CET) Received: from [127.0.0.1] (localhost [127.0.0.1]) (Authenticated sender: katolaz@freaknet.org) with ESMTPSA id 61C9AF604C4 Date: Wed, 27 Feb 2019 11:39:41 +0100 From: KatolaZ <katolaz@freaknet.org> To: 269-done@bugs.devuan.org Subject: solved in beowulf Message-ID: <20190227103941.urykatbuoz26mnoa@katolaz.homeunix.net> MIME-Version: 1.0 Content-Type: multipart/signed; micalg=pgp-sha1; protocol="application/pgp-signature"; boundary="vcy6cimoko4p6jrk" Content-Disposition: inline User-Agent: NeoMutt/20170113 (1.7.2) X-Spam-Status: No, score=-1.0 required=5.0 tests=ALL_TRUSTED autolearn=disabled version=3.4.2 X-Spam-Checker-Version: SpamAssassin 3.4.2 (2018-09-13) on tupac3.dyne.org --vcy6cimoko4p6jrk Content-Type: text/plain; charset=us-ascii Content-Disposition: inline This has been solved in policykit-0.105-25+devuan1, available in beowulf and ceres. Closing. --vcy6cimoko4p6jrk Content-Type: application/pgp-signature; name="signature.asc" -----BEGIN PGP SIGNATURE----- iF0EABECAB0WIQSOWdaqRF79tKFTPVpfILOuC18GLwUCXHZo7QAKCRBfILOuC18G L4pkAJ9woTAlntVgxQ7dm4xlGv8/2OVHKwCeLCLHNeynWA/LJjVKmHMGnSnU7Gs= =yH5+ -----END PGP SIGNATURE----- --vcy6cimoko4p6jrk--
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