===================================================================== CERT-Renater Note d'Information No. 2006/VULN133 _____________________________________________________________________ DATE : 04/04/2006 HARDWARE PLATFORM(S) : / OPERATING SYSTEM(S) : Systems running storebackup. ====================================================================== - - -------------------------------------------------------------------------- Debian Security Advisory DSA 1022-1 security@debian.org http://www.debian.org/security/ Moritz Muehlenhoff April 4th, 2006 http://www.debian.org/security/faq - - -------------------------------------------------------------------------- Package : storebackup Vulnerability : several Problem-Type : local Debian-specific: no CVE ID : CVE-2005-3146 CVE-2005-3147 CVE-2005-3148 Debian Bug : 332434 Several vulnerabilities have been discovered in the backup utility storebackup. The Common Vulnerabilities and Exposures project identifies the following problems: CVE-2005-3146 Storebackup creates a temporary file predictably, which can be exploited to overwrite arbitrary files on the system with a symlink attack. CVE-2005-3147 The backup root directory is created with world-readable permissions, which may leak sensitive data. CVE-2005-3148 The user and group rights of symlinks are set incorrectly when making or restoring a backup, which may leak sensitive data. The old stable distribution (woody) doesn't contain storebackup packages. For the stable distribution (sarge) these problems have been fixed in version 1.18.4-2sarge1. For the unstable distribution (sid) these problems have been fixed in version 1.19-2. We recommend that you upgrade your storebackup package. Upgrade Instructions - - -------------------- wget url will fetch the file for you dpkg -i file.deb will install the referenced file. If you are using the apt-get package manager, use the line for sources.list as given below: apt-get update will update the internal database apt-get upgrade will install corrected packages You may use an automated update by adding the resources from the footer to the proper configuration. Debian GNU/Linux 3.1 alias sarge - - -------------------------------- Source archives: http://security.debian.org/pool/updates/main/s/storebackup/storebackup_1.18.4-2sarge1.dsc Size/MD5 checksum: 598 94af97325a97695b0b64fd8df238b758 http://security.debian.org/pool/updates/main/s/storebackup/storebackup_1.18.4-2sarge1.diff.gz Size/MD5 checksum: 5963 b85a68d72314a983f898f405afa1ca95 http://security.debian.org/pool/updates/main/s/storebackup/storebackup_1.18.4.orig.tar.gz Size/MD5 checksum: 120135 8ae9e30dfa5918ee420dc6e6ac2e184c Architecture independent components: http://security.debian.org/pool/updates/main/s/storebackup/storebackup_1.18.4-2sarge1_all.deb Size/MD5 checksum: 120128 1b558238c057ed58032d16f8c51f4d52 These files will probably be moved into the stable distribution on its next update. - - --------------------------------------------------------------------------------- For apt-get: deb http://security.debian.org/ stable/updates main For dpkg-ftp: ftp://security.debian.org/debian-security dists/stable/updates/main Mailing list: debian-security-announce@lists.debian.org Package info: `apt-cache show ' and http://packages.debian.org/ ====================================================================== ========================================================= Les serveurs de référence du CERT-Renater http://www.urec.fr/securite http://www.cru.fr/securite http://www.renater.fr ========================================================= + CERT-RENATER | tel : 01-53-94-20-44 + + 151 bd de l'Hopital | fax : 01-53-94-20-41 + + 75013 Paris | email: certsvp@renater.fr + =========================================================