From security@guardiandigital.com Fri Oct 19 12:29:54 2001 From: EnGarde Secure Linux X-Sender: security@mastermind.inside.guardiandigital.com To: engarde-security@guardiandigital.com, bugtraq@securityfocus.com Date: Fri, 19 Oct 2001 12:17:05 -0400 (EDT) Subject: [ESA-20011019-03] xinetd: Several potential vulnerabilities -----BEGIN PGP SIGNED MESSAGE----- Hash: SHA1 +------------------------------------------------------------------------+ | EnGarde Secure Linux Security Advisory October 19, 2001 | | http://www.engardelinux.org/ ESA-20011019-03 | | | | Package: xinetd | | Summary: Several potential vulnerabilities | +------------------------------------------------------------------------+ EnGarde Secure Linux is a secure distribution of Linux that features improved access control, host and network intrusion detection, Web based secure remote management, complete e-commerce using AllCommerce, and integrated open source security tools. OVERVIEW - -------- There are some potential vulnerabilities in the most recent xinetd package for EnGarde Secure Linux 1.0.1. DETAIL - ------ Solar Designer did an audit of xinetd 2.3.0 and came up with a list of potential vulnerabilities. This release fixes all known vulnerabilities as a precautionary measure. Most of these fixes are in the interest of robustness and are not known to be exploitable at this time. For more information on the results of this audit please refer to the AUDIT file in the xinetd-2.3.3.tar.gz tarball (included with the source package). SOLUTION - -------- All users should upgrade to the most recent version, as outlined in this advisory. Guardian Digital recently made available the Guardian Digital Secure Update, a means to proactively keep systems secure and manage system software. EnGarde users can automatically update their system using the Guardian Digital WebTool secure interface. If choosing to manually upgrade this package, updates can be obtained from: ftp://ftp.engardelinux.org/pub/engarde/stable/updates/ http://ftp.engardelinux.org/pub/engarde/stable/updates/ Before upgrading the package, the machine must either: a) be booted into a "standard" kernel; or b) have LIDS disabled. To disable LIDS, execute the command: # /sbin/lidsadm -S -- -LIDS_GLOBAL To install the updated package, execute the command: # rpm -Uvh To re-enable LIDS (if it was disabled), execute the command: # /sbin/lidsadm -S -- +LIDS_GLOBAL To verify the signature of the updated packages, execute the command: # rpm -Kv UPDATED PACKAGES - ---------------- These updated packages are for EnGarde Secure Linux 1.0.1 (Finestra). Source Packages: SRPMS/xinetd-2.3.3-1.0.19.src.rpm MD5 Sum: e67cb1e11599c9a9ce0b58ef9fe04472 Binary Packages: i386/xinetd-2.3.3-1.0.19.i386.rpm MD5 Sum: 41c24df4e59ae3e3e6a6fe5db4d1f64d i686/xinetd-2.3.3-1.0.19.i686.rpm MD5 Sum: 76df066a15dbc80456203bb4e945eaa0 REFERENCES - ---------- Guardian Digital's public key: http://ftp.engardelinux.org/pub/engarde/ENGARDE-GPG-KEY xinetd's Official Web Site: http://www.xinetd.org/ Security Contact: security@guardiandigital.com EnGarde Advisories: http://www.engardelinux.org/advisories.html - -------------------------------------------------------------------------- $Id: ESA-20011019-03-xinetd,v 1.1 2001/10/18 20:10:18 rwm Exp $ - -------------------------------------------------------------------------- Author: Ryan W. Maple, Copyright 2001, Guardian Digital, Inc. -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.0.4 (GNU/Linux) Comment: For info see http://www.gnupg.org iD8DBQE70FIJHD5cqd57fu0RApjCAJ4w0SGI+wSsvxA87dJtlLfft1J6KACglqGS 8FC056uYjNGLAA3EcLX2e6U= =s8s/ -----END PGP SIGNATURE-----