drucken bookmarks versenden konfigurieren admin pdf Sicherheit: Denial of Service in ISC DHCP
Name: |
Denial of Service in ISC DHCP |
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ID: |
201401-05 |
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Distribution: |
Gentoo |
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Plattformen: |
Keine Angabe |
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Datum: |
Di, 7. Januar 2014, 00:05 |
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Referenzen: |
http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2013-2494 |
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Applikationen: |
ISC DHCP |
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Originalnachricht |
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- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - Gentoo Linux Security Advisory GLSA 201401-05 - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - http://security.gentoo.org/ - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
Severity: Normal Title: ISC DHCP: Denial of Service Date: January 06, 2014 Bugs: #463848 ID: 201401-05
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Synopsis ========
A memory exhaustion vulnerability in ISC DHCP could lead to Denial of Service.
Background ==========
ISC DHCP is a Dynamic Host Configuration Protocol (DHCP) client/server.
Affected packages =================
------------------------------------------------------------------- Package / Vulnerable / Unaffected ------------------------------------------------------------------- 1 net-misc/dhcp < 4.2.5_p1 >= 4.2.5_p1
Description ===========
ISC DHCP is vulnerable to a memory exhaustion attack involving regular expressions sent by DHCP clients.
Impact ======
A remote attacker could send a specially crafted request from a malicious or spoofed client, potentially leading to a Denial of Service condition.
Workaround ==========
There is no known workaround at this time.
Resolution ==========
All ISC DHCP users should upgrade to the latest version:
# emerge --sync # emerge --ask --oneshot --verbose ">=net-misc/dhcp-4.2.5_p1"
References ==========
[ 1 ] CVE-2013-2494 http://nvd.nist.gov/nvd.cfm?cvename=CVE-2013-2494
Availability ============
This GLSA and any updates to it are available for viewing at the Gentoo Security Website:
http://security.gentoo.org/glsa/glsa-201401-05.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 https://bugs.gentoo.org.
License =======
Copyright 2014 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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