- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - Gentoo Linux Security Advisory GLSA 200809-12 - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - http://security.gentoo.org/ - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - Severity: Normal Title: Newsbeuter: User-assisted execution of arbitrary code Date: September 22, 2008 Bugs: #236506 ID: 200809-12 - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - Synopsis ======== Insufficient input validation in newsbeuter may allow remote attackers to execute arbitrary shell commands. Background ========== Newsbeuter is a RSS/Atom feed reader for the text console. Affected packages ================= ------------------------------------------------------------------- Package / Vulnerable / Unaffected ------------------------------------------------------------------- 1 net-news/newsbeuter < 1.2 >= 1.2 Description =========== J.H.M. Dassen reported that the open-in-browser command does not properly escape shell metacharacters in the URL before passing it to system(). Impact ====== A remote attacker could entice a user to open a feed with specially crafted URLs, possibly resulting in the remote execution of arbitrary shell commands with the privileges of the user running the application. Workaround ========== There is no known workaround at this time. Resolution ========== All Newsbeuter users should upgrade to the latest version: # emerge --sync # emerge --ask --oneshot --verbose ">=net-news/newsbeuter-1.2" References ========== [ 1 ] CVE-2008-3907 http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2008-3907 Availability ============ This GLSA and any updates to it are available for viewing at the Gentoo Security Website: http://security.gentoo.org/glsa/glsa-200809-12.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@xxxxxxxxxx or alternatively, you may file a bug at http://bugs.gentoo.org. License ======= Copyright 2008 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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