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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="202006-14">
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<title>PEAR Archive_Tar: Remote code execution vulnerability</title>
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<synopsis>A buffer overflow in the PEAR module Archive_Tar might allow local
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or remote attacker(s) to execute arbitrary code.
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</synopsis>
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<product type="ebuild">archive_tar</product>
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<announced>2020-06-15</announced>
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<revised count="1">2020-06-15</revised>
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<bug>675576</bug>
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<access>local, remote</access>
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<affected>
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<package name="dev-php/PEAR-Archive_Tar" auto="yes" arch="*">
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<unaffected range="ge">1.4.5</unaffected>
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<vulnerable range="lt">1.4.5</vulnerable>
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</package>
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</affected>
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<background>
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<p>This class provides handling of tar files in PHP.</p>
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</background>
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<description>
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<p>An issue was discovered in the PEAR module Archive_Tar’s handling of
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file paths within Tar achives.
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</p>
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</description>
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<impact type="normal">
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<p>A local or remote attacker could possibly execute arbitrary code with
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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>Avoid handling untrusted Tar files with this package until you have
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upgraded to a non-vulnerable version.
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</p>
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</workaround>
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<resolution>
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<p>All PEAR-Archive_Tar 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 ">=dev-php/PEAR-Archive_Tar-1.4.5"
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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-2018-1000888">
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CVE-2018-1000888
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</uri>
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</references>
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<metadata tag="requester" timestamp="2020-05-22T00:11:26Z">BlueKnight</metadata>
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<metadata tag="submitter" timestamp="2020-06-15T15:46:02Z">sam_c</metadata>
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</glsa>
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