49 lines
1.6 KiB
XML
49 lines
1.6 KiB
XML
<?xml version="1.0" encoding="UTF-8"?>
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<!DOCTYPE glsa SYSTEM "http://www.gentoo.org/dtd/glsa.dtd">
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<glsa id="201909-08">
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<title>D-Bus: Authentication bypass</title>
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<synopsis>An authentication bypass was discovered in D-Bus.</synopsis>
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<product type="ebuild">dbus</product>
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<announced>2019-09-08</announced>
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<revised count="1">2019-09-08</revised>
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<bug>687900</bug>
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<access>local</access>
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<affected>
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<package name="sys-apps/dbus" auto="yes" arch="*">
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<unaffected range="ge">1.12.16</unaffected>
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<vulnerable range="lt">1.12.16</vulnerable>
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</package>
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</affected>
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<background>
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<p>D-Bus is a message bus system which processes can use to talk to each
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other.
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</p>
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</background>
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<description>
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<p>It was discovered that a local attacker could manipulate symbolic links
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in their own home directory to bypass authentication and connect to a
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DBusServer with elevated privileges.
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</p>
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</description>
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<impact type="normal">
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<p>A local attacker can bypass authentication mechanisms and elevate
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privileges.
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</p>
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</impact>
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<workaround>
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<p>There is no known workaround at this time.</p>
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</workaround>
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<resolution>
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<p>All D-Bus users should upgrade to the latest version:</p>
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<code>
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# emerge --sync
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# emerge --ask --oneshot --verbose ">=sys-apps/dbus-1.12.16"
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</code>
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</resolution>
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<references>
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<uri link="https://nvd.nist.gov/vuln/detail/CVE-2019-12749">CVE-2019-12749</uri>
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</references>
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<metadata tag="requester" timestamp="2019-09-07T17:12:55Z">b-man</metadata>
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<metadata tag="submitter" timestamp="2019-09-08T17:40:45Z">b-man</metadata>
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</glsa>
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