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gentoo-overlay/metadata/glsa/glsa-202003-27.xml

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<?xml version="1.0" encoding="UTF-8"?>
<!DOCTYPE glsa SYSTEM "http://www.gentoo.org/dtd/glsa.dtd">
<glsa id="202003-27">
<title>libssh: Arbitrary command execution</title>
<synopsis>A vulnerability in libssh could allow a remote attacker to execute
arbitrary commands.
</synopsis>
<product type="ebuild">libssh</product>
<announced>2020-03-15</announced>
<revised count="1">2020-03-15</revised>
<bug>701598</bug>
<access>remote</access>
<affected>
<package name="net-libs/libssh" auto="yes" arch="*">
<unaffected range="ge">0.9.3</unaffected>
<vulnerable range="lt">0.9.3</vulnerable>
</package>
</affected>
<background>
<p>libssh is a multiplatform C library implementing the SSHv2 protocol on
client and server side.
</p>
</background>
<description>
<p>It was discovered that libssh incorrectly handled certain scp commands.</p>
</description>
<impact type="normal">
<p>A remote attacker could trick a victim into using a specially crafted
scp command, possibly resulting in the execution of arbitrary commands on
the server.
</p>
</impact>
<workaround>
<p>There is no known workaround at this time.</p>
</workaround>
<resolution>
<p>All libssh users should upgrade to the latest version:</p>
<code>
# emerge --sync
# emerge --ask --oneshot --verbose "&gt;=net-libs/libssh-0.9.3"
</code>
</resolution>
<references>
<uri link="https://nvd.nist.gov/vuln/detail/CVE-2019-14889">CVE-2019-14889</uri>
</references>
<metadata tag="requester" timestamp="2020-03-15T16:06:34Z">whissi</metadata>
<metadata tag="submitter" timestamp="2020-03-15T16:16:36Z">whissi</metadata>
</glsa>