- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - Gentoo Linux Security Advisory GLSA 202107-17 - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - https://security.gentoo.org/ - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - Severity: High Title: Mechanize: Command injection Date: July 08, 2021 Bugs: #768609 ID: 202107-17 - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - Synopsis ======== A file named by an attacker being utilized by Mechanize could result in arbitrary code execution. Background ========== Mechanize is a Ruby library used for automating interaction with websites. Affected packages ================= ------------------------------------------------------------------- Package / Vulnerable / Unaffected ------------------------------------------------------------------- 1 dev-ruby/mechanize < 2.7.7 >= 2.7.7 Description =========== Mechanize does not neutralize filename input and could allow arbitrary code execution if an attacker can control filenames used by Mechanize. Impact ====== Please review the referenced CVE identifiers for details. Workaround ========== There is no known workaround at this time. Resolution ========== All Mechanize users should upgrade to the latest version: # emerge --sync # emerge --ask --oneshot --verbose ">=dev-ruby/mechanize-2.7.7" References ========== [ 1 ] CVE-2021-21289 https://nvd.nist.gov/vuln/detail/CVE-2021-21289 Availability ============ This GLSA and any updates to it are available for viewing at the Gentoo Security Website: https://security.gentoo.org/glsa/202107-17 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 https://bugs.gentoo.org. License ======= Copyright 2021 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