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Gentoo Linux GLSA 200411-06 Low Severity: MIME-tools Email Detection Evader

MIME-tools doesn't handle empty MIME boundaries correctly. This may prevent some virus-scanning programs which use MIME-tools from detecting certain viruses. [More...]. - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - Gentoo Linux Security Advisory GLSA 200411-06 - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - https://security.gentoo.org/ - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - Severity: Low Title: MIME-tools: Virus detection evasion Date: November 02, 2004 Bugs: #69181 ID: 200411-06 - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - Synopsis ======= MIME-tools doesn't handle empty MIME boundaries correctly. This may prevent some virus-scanning programs which use MIME-tools from detecting certain viruses. Background ========= MIME-tools is a Perl module containing functions to handle MIME attachments. Affected packages ================ ------------------------------------------------------------------- Package / Vulnerable / Unaffected ------------------------------------------------------------------- 1 dev-perl/MIME-tools < 5.415 > = 5.415 Description ========== MIME-tools doesn't correctly parse attachment boundaries with an empty name (boundary=""). Impact ===== An attacker could send a carefully crafted email and evade detection on some email virus-scanning programs using MIME-tools for attachment decoding. Workaround ========= There is no known workaround at this time. Resolution ========= All MIME-tools users should upgrade to the latest version: # emerge --sync # emerge --ask --oneshot --verbose "> =dev-perl/MIME-tools-5.415" References ========= [ 1 ] MIMEDefang announcement Availability =========== This GLSA and any updates to it are available for viewing at the Gentoo Security Website: https://security.gentoo.org/glsa/200411-06 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 This email address is being protected from spambots. You need JavaScript enabled to view it. or alternatively, you may file a bug at https://bugs.gentoo.org/. License ====== Copyright 2004 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/1.0/ . The Gentoo advisory GLSA 202310-02 raises concerns over a MIME-handling vulnerability potentially allowing evasion of malware detection in specific email transmissions.. MIME-tools,Gentoo,Email Safety,Virus Evasion,Ineffective Detection. . Severity: Low. LinuxSecurity.com Team

Nov 02, 2004 •Low Gentoo