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<?xml version="1.0" encoding="UTF-8"?>
<!DOCTYPE glsa SYSTEM "http://www.gentoo.org/dtd/glsa.dtd">
<glsa id="202003-19">
<title>PPP: Buffer overflow</title>
<synopsis>A buffer overflow in PPP might allow a remote attacker to execute
arbitrary code.
</synopsis>
<product type="ebuild">PPP</product>
<announced>2020-03-15</announced>
<revised count="1">2020-03-15</revised>
<bug>710308</bug>
<access>remote</access>
<affected>
<package name="net-dialup/ppp" auto="yes" arch="*">
<unaffected range="ge">2.4.8</unaffected>
<vulnerable range="lt">2.4.8</vulnerable>
</package>
</affected>
<background>
<p>PPP is a Unix implementation of the Point-to-Point Protocol.</p>
</background>
<description>
<p>It was discovered that bounds check in PPP for the rhostname was
improperly constructed in the EAP request and response functions.
</p>
</description>
<impact type="high">
<p>A remote attacker, by sending specially crafted authentication data,
could possibly execute arbitrary code with the privileges of the process
or cause a Denial of Service condition.
</p>
</impact>
<workaround>
<p>There is no known workaround at this time.</p>
</workaround>
<resolution>
<p>All PPP users should upgrade to the latest version:</p>
<code>
# emerge --sync
# emerge --ask --oneshot --verbose "&gt;=net-dialup/ppp-2.4.8"
</code>
</resolution>
<references>
<uri link="https://nvd.nist.gov/vuln/detail/CVE-2020-8597">CVE-2020-8597</uri>
</references>
<metadata tag="requester" timestamp="2020-03-15T02:58:39Z">whissi</metadata>
<metadata tag="submitter" timestamp="2020-03-15T03:04:09Z">whissi</metadata>
</glsa>