drucken bookmarks versenden konfigurieren admin pdf Sicherheit: Zahlenüberlauf in Real VNC
Name: |
Zahlenüberlauf in Real VNC |
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ID: |
200903-17 |
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Distribution: |
Gentoo |
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Plattformen: |
Keine Angabe |
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Datum: |
Mo, 9. März 2009, 15:20 |
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Referenzen: |
http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2008-4770 |
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Applikationen: |
Real VNC |
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Originalnachricht |
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- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - Gentoo Linux Security Advisory GLSA 200903-17 - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - http://security.gentoo.org/ - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
Severity: Normal Title: Real VNC: User-assisted execution of arbitrary code Date: March 09, 2009 Bugs: #255225 ID: 200903-17
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Synopsis ========
The Real VNC client is vulnerable to execution of arbitrary code when connecting to a malicious server.
Background ==========
Real VNC is a remote desktop viewer display system.
Affected packages =================
------------------------------------------------------------------- Package / Vulnerable / Unaffected ------------------------------------------------------------------- 1 net-misc/vnc < 4.1.3 >= 4.1.3
Description ===========
An unspecified vulnerability has been discovered int the CMsgReader::readRect() function in the VNC Viewer component, related to the encoding type of RFB protocol data.
Impact ======
A remote attacker could entice a user to connect to a malicious VNC server, or leverage Man-in-the-Middle attacks, to cause the execution of arbitrary code with the privileges of the user running the VNC viewer.
Workaround ==========
There is no known workaround at this time.
Resolution ==========
All Real VNC users should upgrade to the latest version:
# emerge --sync # emerge --ask --oneshot --verbose ">=net-misc/vnc-4.1.3"
References ==========
[ 1 ] CVE-2008-4770 http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2008-4770
Availability ============
This GLSA and any updates to it are available for viewing at the Gentoo Security Website:
http://security.gentoo.org/glsa/glsa-200903-17.xml
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 http://bugs.gentoo.org.
License =======
Copyright 2009 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.
http://creativecommons.org/licenses/by-sa/2.5
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