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<?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="201710-05">
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<title>Munin: Arbitrary file write</title>
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<synopsis>A vulnerability in Munin allows local attackers to overwrite any
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file accessible to the www-data user.
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</synopsis>
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<product type="ebuild">munin</product>
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<announced>2017-10-08</announced>
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<revised count="1">2017-10-08</revised>
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<bug>610602</bug>
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<access>local</access>
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<affected>
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<package name="net-analyzer/munin" auto="yes" arch="*">
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<unaffected range="ge">2.0.33</unaffected>
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<vulnerable range="lt">2.0.33</vulnerable>
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</package>
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</affected>
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<background>
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<p>Munin is an open source server monitoring tool.</p>
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</background>
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<description>
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<p>When Munin is compiled with CGI graphics enabled then the files
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accessible to the www-data user can be overwritten.
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</p>
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</description>
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<impact type="normal">
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<p>A local attacker, by setting multiple upper_limit GET parameters, could
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overwrite files accessible to the www-user.
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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 Munin 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 ">=net-analyzer/munin-2.0.33"
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</code>
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</resolution>
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<references>
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<uri link="https://nvd.nist.gov/nvd.cfm?cvename=CVE-2017-6188">
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CVE-2017-6188
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</uri>
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</references>
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<metadata tag="requester" timestamp="2017-10-01T22:42:42Z">chrisadr</metadata>
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<metadata tag="submitter" timestamp="2017-10-08T13:43:10Z">chrisadr</metadata>
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</glsa>
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