2016-12-13 12:03:17 +03:00
|
|
|
|
<?xml version="1.0" encoding="UTF-8"?>
|
|
|
|
|
|
<!DOCTYPE glsa SYSTEM "http://www.gentoo.org/dtd/glsa.dtd">
|
|
|
|
|
|
<glsa id="201612-39">
|
|
|
|
|
|
<title>Bash: Arbitrary code execution</title>
|
|
|
|
|
|
<synopsis>A vulnerability in Bash could potentially lead to arbitrary code
|
|
|
|
|
|
execution.
|
|
|
|
|
|
</synopsis>
|
|
|
|
|
|
<product type="ebuild">bash</product>
|
2017-09-29 08:47:32 +03:00
|
|
|
|
<announced>2016-12-13</announced>
|
2018-01-15 09:08:43 +03:00
|
|
|
|
<revised count="2">2016-12-13</revised>
|
2016-12-13 12:03:17 +03:00
|
|
|
|
<bug>594496</bug>
|
|
|
|
|
|
<access>remote</access>
|
|
|
|
|
|
<affected>
|
|
|
|
|
|
<package name="app-shells/bash" auto="yes" arch="*">
|
|
|
|
|
|
<unaffected range="ge">4.3_p46-r1</unaffected>
|
|
|
|
|
|
<vulnerable range="lt">4.3_p46-r1</vulnerable>
|
|
|
|
|
|
</package>
|
|
|
|
|
|
</affected>
|
|
|
|
|
|
<background>
|
|
|
|
|
|
<p>Bash is the standard GNU Bourne Again SHell.</p>
|
|
|
|
|
|
</background>
|
|
|
|
|
|
<description>
|
|
|
|
|
|
<p>A vulnerability was found in the way Bash expands $HOSTNAME. Injecting
|
|
|
|
|
|
malicious code into $HOSTNAME could cause it to run each time Bash
|
|
|
|
|
|
expands \h in the prompt string.
|
|
|
|
|
|
</p>
|
|
|
|
|
|
</description>
|
|
|
|
|
|
<impact type="normal">
|
|
|
|
|
|
<p>A remote attacker controlling the system’s hostname (i.e. via DHCP)
|
|
|
|
|
|
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 Bash users should upgrade to the latest version:</p>
|
|
|
|
|
|
|
|
|
|
|
|
<code>
|
|
|
|
|
|
# emerge --sync
|
|
|
|
|
|
# emerge --ask --oneshot --verbose ">=app-shells/bash-4.3_p46-r1"
|
|
|
|
|
|
</code>
|
|
|
|
|
|
</resolution>
|
|
|
|
|
|
<references>
|
2017-09-29 08:47:32 +03:00
|
|
|
|
<uri link="https://nvd.nist.gov/nvd.cfm?cvename=CVE-2016-0634">CVE-2016-0634</uri>
|
2016-12-13 12:03:17 +03:00
|
|
|
|
</references>
|
2017-09-29 08:47:32 +03:00
|
|
|
|
<metadata tag="requester" timestamp="2016-09-23T02:45:43Z">
|
2016-12-13 12:03:17 +03:00
|
|
|
|
BlueKnight
|
|
|
|
|
|
</metadata>
|
2017-09-29 08:47:32 +03:00
|
|
|
|
<metadata tag="submitter" timestamp="2016-12-13T07:00:09Z">whissi</metadata>
|
2016-12-13 12:03:17 +03:00
|
|
|
|
</glsa>
|
