77 lines
2.5 KiB
XML
77 lines
2.5 KiB
XML
<?xml version="1.0" encoding="utf-8"?>
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<?xml-stylesheet href="/xsl/glsa.xsl" type="text/xsl"?>
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<?xml-stylesheet href="/xsl/guide.xsl" type="text/xsl"?>
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<!DOCTYPE glsa SYSTEM "http://www.gentoo.org/dtd/glsa.dtd">
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<glsa id="200909-05">
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<title>Openswan: Denial of Service</title>
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<synopsis>
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Multiple vulnerabilities in the pluto IKE daemon of Openswan might allow
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remote attackers to cause a Denial of Service.
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</synopsis>
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<product type="ebuild">openswan</product>
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<announced>September 09, 2009</announced>
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<revised>September 09, 2009: 01</revised>
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<bug>264346</bug>
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<bug>275233</bug>
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<access>remote</access>
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<affected>
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<package name="net-misc/openswan" auto="yes" arch="*">
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<unaffected range="ge">2.4.15</unaffected>
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<vulnerable range="lt">2.4.15</vulnerable>
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</package>
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</affected>
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<background>
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<p>
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Openswan is an implementation of IPsec for Linux.
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</p>
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</background>
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<description>
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<p>
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Multiple vulnerabilities have been discovered in Openswan:
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</p>
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<ul>
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<li>Gerd v. Egidy reported a NULL pointer dereference in the Dead Peer
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Detection of the pluto IKE daemon as included in Openswan
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(CVE-2009-0790).</li>
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<li>The Orange Labs vulnerability research team
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discovered multiple vulnerabilities in the ASN.1 parser
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(CVE-2009-2185).</li>
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</ul>
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</description>
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<impact type="normal">
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<p>
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A remote attacker could exploit these vulnerabilities by sending
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specially crafted R_U_THERE or R_U_THERE_ACK packets, or a specially
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crafted X.509 certificate containing a malicious Relative Distinguished
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Name (RDN), UTCTIME string or GENERALIZEDTIME string to cause a Denial
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of Service of the pluto IKE daemon.
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</p>
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</impact>
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<workaround>
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<p>
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There is no known workaround at this time.
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</p>
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</workaround>
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<resolution>
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<p>
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All Openswan users should upgrade to the latest version:
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</p>
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<code>
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# emerge --sync
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# emerge --ask --oneshot --verbose ">=net-misc/openswan-2.4.15"</code>
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</resolution>
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<references>
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<uri link="http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2009-0790">CVE-2009-0790</uri>
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<uri link="http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2009-2185">CVE-2009-2185</uri>
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</references>
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<metadata tag="requester" timestamp="Fri, 12 Jun 2009 22:25:11 +0000">
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craig
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</metadata>
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<metadata tag="submitter" timestamp="Fri, 28 Aug 2009 16:52:25 +0000">
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a3li
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</metadata>
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<metadata tag="bugReady" timestamp="Mon, 31 Aug 2009 03:39:02 +0000">
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a3li
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</metadata>
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</glsa>
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