drucken bookmarks versenden konfigurieren admin pdf Sicherheit: Mangelnde Rechteprüfung in D-Bus
Name: |
Mangelnde Rechteprüfung in D-Bus |
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ID: |
201909-08 |
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Distribution: |
Gentoo |
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Plattformen: |
Keine Angabe |
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Datum: |
So, 8. September 2019, 19:58 |
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Referenzen: |
https://nvd.nist.gov/vuln/detail/CVE-2019-12749 |
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Applikationen: |
D-BUS |
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Originalnachricht |
This is an OpenPGP/MIME signed message (RFC 4880 and 3156) --Je8AaOYnROeKbPaT0CgOGsUeGHm9kHc8h Content-Type: multipart/mixed; boundary="ACZMzt1j38C4nlPfJBfBCHxfaxEzhp7V5"; protected-headers="v1" From: Thomas Deutschmann <whissi@gentoo.org> Reply-To: security@gentoo.org To: gentoo-announce@lists.gentoo.org Message-ID: <482c30c8-0d8a-17df-54ca-44803bc2c973@gentoo.org> Subject: [ GLSA 201909-08 ] D-Bus: Authentication bypass
--ACZMzt1j38C4nlPfJBfBCHxfaxEzhp7V5 Content-Type: text/plain; charset=utf-8 Content-Language: en-U Content-Transfer-Encoding: quoted-printable
- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - Gentoo Linux Security Advisory GLSA 201909-08 - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - https://security.gentoo.org/ - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
Severity: Normal Title: D-Bus: Authentication bypass Date: September 08, 2019 Bugs: #687900 ID: 201909-08
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Synopsis ========
An authentication bypass was discovered in D-Bus.
Background ==========
D-Bus is a message bus system which processes can use to talk to each other.
Affected packages =================
------------------------------------------------------------------- Package / Vulnerable / Unaffected ------------------------------------------------------------------- 1 sys-apps/dbus < 1.12.16 >= 1.12.16
Description ===========
It was discovered that a local attacker could manipulate symbolic links in their own home directory to bypass authentication and connect to a DBusServer with elevated privileges.
Impact ======
A local attacker can bypass authentication mechanisms and elevate privileges.
Workaround ==========
There is no known workaround at this time.
Resolution ==========
All D-Bus users should upgrade to the latest version:
# emerge --sync # emerge --ask --oneshot --verbose ">=sys-apps/dbus-1.12.16"
References ==========
[ 1 ] CVE-2019-12749 https://nvd.nist.gov/vuln/detail/CVE-2019-12749
Availability ============
This GLSA and any updates to it are available for viewing at the Gentoo Security Website:
https://security.gentoo.org/glsa/201909-08
Concerns? =========
Security is a primary focus of Gentoo Linux and ensuring the confidentiality and security of our users' machines is of utmost importance to us. Any security concerns should be addressed to security@gentoo.org or alternatively, you may file a bug at https://bugs.gentoo.org.
License =======
Copyright 2019 Gentoo Foundation, Inc; referenced text belongs to its owner(s).
The contents of this document are licensed under the Creative Commons - Attribution / Share Alike license.
https://creativecommons.org/licenses/by-sa/2.5
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