50 lines
1.8 KiB
XML
50 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="202011-02">
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<title>OpenDMARC: Heap-based buffer overflow</title>
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<synopsis>A heap-based buffer overflow in OpenDMARC might allow remote
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attackers to execute arbitrary code.
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</synopsis>
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<product type="ebuild">opendmarc</product>
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<announced>2020-11-03</announced>
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<revised count="1">2020-11-03</revised>
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<bug>734158</bug>
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<access>local, remote</access>
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<affected>
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<package name="mail-filter/opendmarc" auto="yes" arch="*">
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<unaffected range="ge">1.3.3</unaffected>
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<vulnerable range="lt">1.3.3</vulnerable>
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</package>
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</affected>
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<background>
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<p>OpenDMARC is an open source DMARC implementation.</p>
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</background>
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<description>
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<p>It was found that OpenDMARC did not properly handle DMARC aggregate
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reports.
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</p>
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</description>
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<impact type="normal">
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<p>A remote attacker, by sending a specially crafted DMARC aggregate
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report, could possibly cause a Denial of Service condition and depending
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on how OpenDMARC library is used in linked application execute arbitrary
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code with the privileges of the process.
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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 OpenDMARC 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 ">=mail-filter/opendmarc-1.3.3"
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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/vuln/detail/CVE-2020-12460">CVE-2020-12460</uri>
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</references>
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<metadata tag="requester" timestamp="2020-10-15T18:55:45Z">sam_c</metadata>
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<metadata tag="submitter" timestamp="2020-11-03T00:33:08Z">sam_c</metadata>
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</glsa>
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