metadata/glsa/glsa-202003-49.xml


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<?xml version="1.0" encoding="UTF-8"?>
<!DOCTYPE glsa SYSTEM "http://www.gentoo.org/dtd/glsa.dtd">
<glsa id="202003-49">
  <title>BlueZ: Security bypass</title>
  <synopsis>A vulnerability in BlueZ might allow remote attackers to bypass
    security restrictions.
  </synopsis>
  <product type="ebuild">bluez</product>
  <announced>2020-03-25</announced>
  <revised count="1">2020-03-25</revised>
  <bug>712292</bug>
  <access>remote</access>
  <affected>
    <package name="net-wireless/bluez" auto="yes" arch="*">
      <unaffected range="ge">5.54</unaffected>
      <vulnerable range="lt">5.54</vulnerable>
    </package>
  </affected>
  <background>
    <p>Set of tools to manage Bluetooth devices for Linux.</p>
  </background>
  <description>
    <p>It was discovered that the HID and HOGP profiles implementations in
      BlueZ did not specifically require bonding between the device and the
      host.
    </p>
  </description>
  <impact type="high">
    <p>A remote attacker with adjacent access could impersonate an existing HID
      device, cause a Denial of Service condition or escalate privileges.
    </p>
  </impact>
  <workaround>
    <p>There is no known workaround at this time.</p>
  </workaround>
  <resolution>
    <p>All BlueZ users should upgrade to the latest version:</p>
    
    <code>
      # emerge --sync
      # emerge --ask --oneshot --verbose "&gt;=net-wireless/bluez-5.54"
    </code>
    
  </resolution>
  <references>
    <uri link="https://nvd.nist.gov/vuln/detail/CVE-2020-0556">CVE-2020-0556</uri>
  </references>
  <metadata tag="requester" timestamp="2020-03-25T15:19:08Z">whissi</metadata>
  <metadata tag="submitter" timestamp="2020-03-25T15:33:12Z">whissi</metadata>
</glsa>