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<?xml version="1.0" encoding="UTF-8"?>
<!DOCTYPE glsa SYSTEM "http://www.gentoo.org/dtd/glsa.dtd">
<glsa id="201802-05">
<title>Ruby: Command injection</title>
<synopsis>A vulnerability has been found in Ruby which may allow for
arbitrary command execution.
</synopsis>
<product type="ebuild">ruby</product>
<announced>2018-02-20</announced>
<revised count="1">2018-02-20</revised>
<bug>641090</bug>
<access>remote</access>
<affected>
<package name="dev-lang/ruby" auto="yes" arch="*">
<unaffected range="ge" slot="2.2">2.2.9</unaffected>
<vulnerable range="lt" slot="2.2">2.2.9</vulnerable>
</package>
</affected>
<background>
<p>Ruby is an interpreted object-oriented programming language. The
elaborate standard library includes an HTTP server (“WEBRick”) and a
class for XML parsing (“REXML”).
</p>
</background>
<description>
<p>A command injection flaw was discovered in Net::FTP which impacts Ruby.</p>
</description>
<impact type="normal">
<p>A remote attacker, by enticing a user to download and open a crafted
file from a malicious FTP server, could execute arbitrary commands with
the privileges of the process.
</p>
</impact>
<workaround>
<p>There is no known workaround at this time.</p>
</workaround>
<resolution>
<p>All Ruby users should upgrade to the latest version:</p>
<code>
# emerge --sync
# emerge --ask --oneshot --verbose ">=dev-lang/ruby-2.2.9:2.2"
</code>
</resolution>
<references>
<uri link="https://nvd.nist.gov/vuln/detail/CVE-2017-17405">CVE-2017-17405</uri>
</references>
<metadata tag="requester" timestamp="2018-01-29T21:08:51Z">b-man</metadata>
<metadata tag="submitter" timestamp="2018-02-20T00:47:06Z">b-man</metadata>
</glsa>
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