51 lines
1.8 KiB
XML
51 lines
1.8 KiB
XML
<?xml version="1.0" encoding="UTF-8"?>
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<!DOCTYPE glsa SYSTEM "http://www.gentoo.org/dtd/glsa.dtd">
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<glsa id="201202-05">
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<title>Heimdal: Arbitrary code execution</title>
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<synopsis>A boundary error in Heimdal could result in execution of arbitrary
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code.
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</synopsis>
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<product type="ebuild">heimdal</product>
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<announced>February 22, 2012</announced>
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<revised>February 22, 2012: 1</revised>
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<bug>396105</bug>
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<access>remote</access>
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<affected>
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<package name="app-crypt/heimdal" auto="yes" arch="*">
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<unaffected range="ge">1.5.1-r1</unaffected>
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<vulnerable range="lt">1.5.1-r1</vulnerable>
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</package>
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</affected>
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<background>
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<p>Heimdal is a free implementation of Kerberos 5.</p>
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</background>
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<description>
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<p>A boundary error in the "encrypt_keyid()" function in
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appl/telnet/libtelnet/encrypt.c of the telnet daemon and client could
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cause a buffer overflow.
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</p>
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</description>
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<impact type="high">
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<p>An unauthenticated remote attacker may be able to execute arbitrary code
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with the privileges of the user running the telnet daemon or client, or
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cause Denial of Service.
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</p>
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</impact>
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<workaround>
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<p>There is no known workaround at this time.</p>
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</workaround>
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<resolution>
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<p>All Heimdal users should upgrade to the latest version:</p>
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<code>
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# emerge --sync
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# emerge --ask --oneshot --verbose ">=app-crypt/heimdal-1.5.1-r1"
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</code>
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</resolution>
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<references>
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<uri link="http://nvd.nist.gov/nvd.cfm?cvename=CVE-2011-4862">CVE-2011-4862</uri>
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</references>
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<metadata timestamp="Tue, 17 Jan 2012 19:55:41 +0000" tag="requester">ago</metadata>
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<metadata timestamp="Wed, 22 Feb 2012 19:56:26 +0000" tag="submitter">ackle</metadata>
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</glsa>
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