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Message-ID: <200506210752.45938.jaervosz@gentoo.org> Date: Sun Jul 17 14:08:28 2005 From: jaervosz at gentoo.org (Sune Kloppenborg Jeppesen) Subject: [gentoo-announce] [ GLSA 200506-17 ] SpamAssassin 3, Vipul's Razor: Denial of Service vulnerability - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - Gentoo Linux Security Advisory GLSA 200506-17 - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - http://security.gentoo.org/ - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - Severity: Normal Title: SpamAssassin 3, Vipul's Razor: Denial of Service vulnerability Date: June 21, 2005 Bugs: #94722, #95492 ID: 200506-17 - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - Synopsis ======== SpamAssassin and Vipul's Razor are vulnerable to a Denial of Service attack when handling certain malformed messages. Background ========== SpamAssassin is an extensible email filter which is used to identify junk email. Vipul's Razor is a client for a distributed, collaborative spam detection and filtering network. Affected packages ================= ------------------------------------------------------------------- Package / Vulnerable / Unaffected ------------------------------------------------------------------- 1 mail-filter/spamassassin < 3.0.4 >= 3.0.4 < 3.0.1 2 mail-filter/razor < 2.71 >= 2.71 ------------------------------------------------------------------- 2 affected packages on all of their supported architectures. ------------------------------------------------------------------- Description =========== SpamAssassin and Vipul's Razor contain a Denial of Service vulnerability when handling special misformatted long message headers. Impact ====== By sending a specially crafted message an attacker could cause a Denial of Service attack against the SpamAssassin/Vipul's Razor server. Workaround ========== There is no known workaround at this time. Resolution ========== All SpamAssassin users should upgrade to the latest version: # emerge --sync # emerge --ask --oneshot --verbose ">=mail-filter/spamassassin-3.0.4" All Vipul's Razor users should upgrade to the latest version: # emerge --sync # emerge --ask --oneshot --verbose ">=mail-filter/razor-2.71" References ========== [ 1 ] CAN-2005-1266 http://cve.mitre.org/cgi-bin/cvename.cgi?name=CAN-2005-1266 [ 2 ] SpamAssassin Announcement http://mail-archives.apache.org/mod_mbox/spamassassin-announce/200506.mbox/%3c17072.35054.586017.822288@proton.pathname.com%3e [ 3 ] Vipul's Razor Announcement http://sourceforge.net/mailarchive/forum.php?thread_id=7520323&forum_id=4259 Availability ============ This GLSA and any updates to it are available for viewing at the Gentoo Security Website: http://security.gentoo.org/glsa/glsa-200506-17.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@...too.org or alternatively, you may file a bug at http://bugs.gentoo.org. License ======= Copyright 2005 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/2.0 -------------- next part -------------- A non-text attachment was scrubbed... Name: not available Type: application/pgp-signature Size: 189 bytes Desc: not available Url : http://lists.grok.org.uk/pipermail/full-disclosure/attachments/20050717/39038fd6/attachment.bin
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