drucken bookmarks versenden konfigurieren admin pdf Sicherheit: Mangelnde Eingabeprüfung in LibVNCServer
Name: |
Mangelnde Eingabeprüfung in LibVNCServer |
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ID: |
USN-3618-1 |
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Distribution: |
Ubuntu |
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Plattformen: |
Ubuntu 14.04 LTS, Ubuntu 16.04 LTS, Ubuntu 17.10 |
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Datum: |
Mi, 4. April 2018, 23:30 |
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Referenzen: |
http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-7225 |
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Applikationen: |
LibVNCServer |
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Originalnachricht |
This is an OpenPGP/MIME signed message (RFC 4880 and 3156) --===============1995415030975362244== Content-Type: multipart/signed; micalg=pgp-sha512; protocol="application/pgp-signature"; boundary="2mxoiW55lYvGoEmuAK5mXQ6eDrJCllbkR"
This is an OpenPGP/MIME signed message (RFC 4880 and 3156) --2mxoiW55lYvGoEmuAK5mXQ6eDrJCllbkR Content-Type: multipart/mixed; boundary="BKW9q1pe50V5bGXPcYH0ymAsXvvSY6LHQ"; protected-headers="v1" From: Marc Deslauriers <marc.deslauriers@canonical.com> Reply-To: Ubuntu Security <security@ubuntu.com> To: ubuntu-security-announce@lists.ubuntu.com Message-ID: <523deba4-05b0-6373-e5eb-f89dc286bd08@canonical.com> Subject: [USN-3618-1] LibVNCServer vulnerability
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========================================================================== Ubuntu Security Notice USN-3618-1 April 04, 2018
libvncserver vulnerability ==========================================================================
A security issue affects these releases of Ubuntu and its derivatives:
- Ubuntu 17.10 - Ubuntu 16.04 LTS - Ubuntu 14.04 LTS
Summary:
LibVNCServer could be made to crash, expose sensitive information, or run programs if it received specially crafted network traffic.
Software Description: - libvncserver: vnc server library
Details:
It was discovered that LibVNCServer incorrectly handled certain packet lengths. A remote attacker able to connect to a LibVNCServer could possibly use this issue to obtain sensitive information, cause a denial of service, or execute arbitrary code.
Update instructions:
The problem can be corrected by updating your system to the following package versions:
Ubuntu 17.10: libvncclient1 0.9.11+dfsg-1ubuntu0.1 libvncserver1 0.9.11+dfsg-1ubuntu0.1
Ubuntu 16.04 LTS: libvncserver1 0.9.10+dfsg-3ubuntu0.16.04.2
Ubuntu 14.04 LTS: libvncserver0 0.9.9+dfsg-1ubuntu1.3
After a standard system update you need to restart LibVNCServer applications to make all the necessary changes.
References: https://usn.ubuntu.com/usn/usn-3618-1 CVE-2018-7225
Package Information: https://launchpad.net/ubuntu/+source/libvncserver/0.9.11+dfsg-1ubuntu0.1 https://launchpad.net/ubuntu/+source/libvncserver/0.9.10+dfsg-3ubuntu0.16.04.2 https://launchpad.net/ubuntu/+source/libvncserver/0.9.9+dfsg-1ubuntu1.3
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