From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from lists.gentoo.org (pigeon.gentoo.org [208.92.234.80]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by finch.gentoo.org (Postfix) with ESMTPS id AB7581382C5 for ; Sat, 13 Jun 2020 02:24:17 +0000 (UTC) Received: from pigeon.gentoo.org (localhost [127.0.0.1]) by pigeon.gentoo.org (Postfix) with SMTP id AA191E0D64; Sat, 13 Jun 2020 02:17:15 +0000 (UTC) Received: from smtp.gentoo.org (dev.gentoo.org [IPv6:2001:470:ea4a:1:5054:ff:fec7:86e4]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by pigeon.gentoo.org (Postfix) with ESMTPS id E6CB7E0C22 for ; Sat, 13 Jun 2020 01:52:22 +0000 (UTC) Date: Fri, 12 Jun 2020 21:52:19 -0400 From: Aaron Bauman To: gentoo-announce@lists.gentoo.org Subject: [gentoo-announce] [ GLSA 202006-12 ] GNU Mailutils: Privilege escalation Message-ID: <20200613015219.GO17996@bubba> Reply-To: security@gentoo.org Precedence: bulk List-Post: List-Help: List-Unsubscribe: List-Subscribe: List-Id: Gentoo Linux mail X-BeenThere: gentoo-announce@lists.gentoo.org X-Auto-Response-Suppress: DR, RN, NRN, OOF, AutoReply MIME-Version: 1.0 Content-Type: multipart/signed; micalg=pgp-sha256; protocol="application/pgp-signature"; boundary="2IK6idz0sKKouFF6" Content-Disposition: inline X-Archives-Salt: 8202d7ba-6057-41e2-8a17-b8520d757509 X-Archives-Hash: e9cb4fce3691a3a2180a0ae50c867409 --2IK6idz0sKKouFF6 Content-Type: text/plain; charset=utf-8 Content-Disposition: inline Content-Transfer-Encoding: quoted-printable - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - Gentoo Linux Security Advisory GLSA 202006-12 - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - https://security.gentoo.org/ - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - Severity: High Title: GNU Mailutils: Privilege escalation Date: June 13, 2020 Bugs: #700806 ID: 202006-12 - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - Synopsis =3D=3D=3D=3D=3D=3D=3D=3D A vulnerability has been found in GNU Mailutils allowing privilege escalation. Background =3D=3D=3D=3D=3D=3D=3D=3D=3D=3D The GNU Mailutils are a collection of mail-related utilities, including an IMAP4 server (imap4d). Affected packages =3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D ------------------------------------------------------------------- Package / Vulnerable / Unaffected ------------------------------------------------------------------- 1 net-mail/mailutils < 3.8 >=3D 3.8=20 Description =3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D GNU Mailutils runs maidag by default with setuid root permissions. Impact =3D=3D=3D=3D=3D=3D An attacker can use this to write to arbitrary files as root. Workaround =3D=3D=3D=3D=3D=3D=3D=3D=3D=3D There is no known workaround at this time. Resolution =3D=3D=3D=3D=3D=3D=3D=3D=3D=3D All GNU Mailutils users should upgrade to the latest version: # emerge --sync # emerge --ask --oneshot --verbose ">=3Dnet-mail/mailutils-3.8" References =3D=3D=3D=3D=3D=3D=3D=3D=3D=3D [ 1 ] CVE-2019-18862 https://nvd.nist.gov/vuln/detail/CVE-2019-18862 Availability =3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D This GLSA and any updates to it are available for viewing at the Gentoo Security Website: https://security.gentoo.org/glsa/202006-12 Concerns? =3D=3D=3D=3D=3D=3D=3D=3D=3D Security is a primary focus of Gentoo Linux and ensuring the confidentiality and security of our users' machines is of utmost importance to us. Any security concerns should be addressed to security@gentoo.org or alternatively, you may file a bug at https://bugs.gentoo.org. License =3D=3D=3D=3D=3D=3D=3D Copyright 2020 Gentoo Foundation, Inc; referenced text belongs to its owner(s). The contents of this document are licensed under the Creative Commons - Attribution / Share Alike license. https://creativecommons.org/licenses/by-sa/2.5 --2IK6idz0sKKouFF6 Content-Type: application/pgp-signature; name="signature.asc" -----BEGIN PGP SIGNATURE----- iQEzBAABCAAdFiEEDA48qNrrn8VVVcst4yp5f7HQy3AFAl7kMVMACgkQ4yp5f7HQ y3BZkAgAgrcylEotdMMK/HBrfL6BOJuQ8uje5xk64li6Tmce1VTlXKJVghh8Lw8m +fHGFLa0VOMvwKXeKEuOXXZa9C06lIfzpEOx9spGHGT9v/kQyWi7Zq0j7BocoOwG x5BafG4bSLaeyeFzc+USHLOfRBnmKn3cCquRKtVKklG6zfs8G48f5Io7ZQHjJgIu HfrjktBnGDCDSmxp00P2L3gvKCDHA99ovizRzEU9EvKtD0jdmzP13amaliGwbGoB D1V2PlXsanuHNTQ3E3qacjvR9tFyrf4kHq5T2jwYK7NsyQJPEexhSRMN/uTDptWX VnZAsHW6pEkasvTX9WdWbFjyTCPTpg== =GCxu -----END PGP SIGNATURE----- --2IK6idz0sKKouFF6--