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[ GLSA 200710-23 ] Star: Directory traversal vulnerability
From: Raphael Marichez <falco () gentoo org>
Date: Mon, 22 Oct 2007 23:38:14 +0200
- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - Gentoo Linux Security Advisory GLSA 200710-23 - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - http://security.gentoo.org/ - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - Severity: Low Title: Star: Directory traversal vulnerability Date: October 22, 2007 Bugs: #189690 ID: 200710-23 - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - Synopsis ======== A directory traversal vulnerability has been discovered in Star. Background ========== The Star program provides the ability to create and extract tar archives. Affected packages ================= ------------------------------------------------------------------- Package / Vulnerable / Unaffected ------------------------------------------------------------------- 1 app-arch/star < 1.5_alpha84 >= 1.5_alpha84 Description =========== Robert Buchholz of the Gentoo Security team discovered a directory traversal vulnerability in the has_dotdot() function which does not identify //.. (slash slash dot dot) sequences in file names inside tar files. Impact ====== By enticing a user to extract a specially crafted tar archive, a remote attacker could extract files to arbitrary locations outside of the specified directory with the permissions of the user running Star. Workaround ========== There is no known workaround at this time. Resolution ========== All Star users should upgrade to the latest version: # emerge --sync # emerge --ask --oneshot --verbose ">=app-arch/star-1.5_alpha84" References ========== [ 1 ] CVE-2007-4134 http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2007-4134 Availability ============ This GLSA and any updates to it are available for viewing at the Gentoo Security Website: http://security.gentoo.org/glsa/glsa-200710-23.xml Concerns? ========= 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 http://bugs.gentoo.org. License ======= Copyright 2007 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. http://creativecommons.org/licenses/by-sa/2.5
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- [ GLSA 200710-23 ] Star: Directory traversal vulnerability Raphael Marichez (Oct 22)