Executive Summary

Informations
Name CVE-2011-4539 First vendor Publication 2011-12-08
Vendor Cve Last vendor Modification 2020-04-01

Security-Database Scoring CVSS v3

Cvss vector : N/A
Overall CVSS Score NA
Base Score NA Environmental Score NA
impact SubScore NA Temporal Score NA
Exploitabality Sub Score NA
 
Calculate full CVSS 3.0 Vectors scores

Security-Database Scoring CVSS v2

Cvss vector : (AV:N/AC:L/Au:N/C:N/I:N/A:P)
Cvss Base Score 5 Attack Range Network
Cvss Impact Score 2.9 Attack Complexity Low
Cvss Expoit Score 10 Authentication None Required
Calculate full CVSS 2.0 Vectors scores

Detail

dhcpd in ISC DHCP 4.x before 4.2.3-P1 and 4.1-ESV before 4.1-ESV-R4 does not properly handle regular expressions in dhcpd.conf, which allows remote attackers to cause a denial of service (daemon crash) via a crafted request packet.

Original Source

Url : http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2011-4539

CWE : Common Weakness Enumeration

% Id Name
100 % CWE-20 Improper Input Validation

OVAL Definitions

Definition Id: oval:org.mitre.oval:def:14778
 
Oval ID: oval:org.mitre.oval:def:14778
Title: USN-1309-1 -- DHCP vulnerability
Description: isc-dhcp: DHCP server and client DHCP could be made to crash if it received specially crafted network traffic.
Family: unix Class: patch
Reference(s): USN-1309-1
CVE-2011-4539
 Version: 5
Platform(s): Ubuntu 11.04
Ubuntu 11.10
 Product(s): DHCP
Definition Synopsis:
Definition Id: oval:org.mitre.oval:def:22104
 
Oval ID: oval:org.mitre.oval:def:22104
Title: RHSA-2011:1819: dhcp security update (Moderate)
Description: dhcpd in ISC DHCP 4.x before 4.2.3-P1 and 4.1-ESV before 4.1-ESV-R4 does not properly handle regular expressions in dhcpd.conf, which allows remote attackers to cause a denial of service (daemon crash) via a crafted request packet.
Family: unix Class: patch
Reference(s): RHSA-2011:1819-01
CESA-2011:1819
CVE-2011-4539
 Version: 4
Platform(s): Red Hat Enterprise Linux 6
CentOS Linux 6
 Product(s): dhcp
Definition Synopsis:
Definition Id: oval:org.mitre.oval:def:23611
 
Oval ID: oval:org.mitre.oval:def:23611
Title: ELSA-2011:1819: dhcp security update (Moderate)
Description: dhcpd in ISC DHCP 4.x before 4.2.3-P1 and 4.1-ESV before 4.1-ESV-R4 does not properly handle regular expressions in dhcpd.conf, which allows remote attackers to cause a denial of service (daemon crash) via a crafted request packet.
Family: unix Class: patch
Reference(s): ELSA-2011:1819-01
CVE-2011-4539
 Version: 6
Platform(s): Oracle Linux 6
 Product(s): dhcp
Definition Synopsis:
Definition Id: oval:org.mitre.oval:def:27859
 
Oval ID: oval:org.mitre.oval:def:27859
Title: DEPRECATED: ELSA-2011-1819 -- dhcp security update (moderate)
Description: [12:4.1.1-25.P1.1] - DoS due to processing certain regular expressions (CVE-2011-4539, #765682)
Family: unix Class: patch
Reference(s): ELSA-2011-1819
CVE-2011-4539
 Version: 4
Platform(s): Oracle Linux 6
 Product(s): dhcp
Definition Synopsis:

CPE : Common Platform Enumeration

TypeDescriptionCount
Application 35
Os 2
Os 2

OpenVAS Exploits

Date Description
2012-10-23 Name : Fedora Update for dhcp FEDORA-2012-15981
File : nvt/gb_fedora_2012_15981_dhcp_fc16.nasl
2012-10-03 Name : Fedora Update for dhcp FEDORA-2012-14076
File : nvt/gb_fedora_2012_14076_dhcp_fc16.nasl
2012-09-10 Name : Slackware Advisory SSA:2012-237-01 dhcp
File : nvt/esoft_slk_ssa_2012_237_01.nasl
2012-08-10 Name : Debian Security Advisory DSA 2519-1 (isc-dhcp)
File : nvt/deb_2519_1.nasl
2012-08-10 Name : Debian Security Advisory DSA 2519-2 (isc-dhcp)
File : nvt/deb_2519_2.nasl
2012-08-09 Name : Fedora Update for dhcp FEDORA-2012-11110
File : nvt/gb_fedora_2012_11110_dhcp_fc16.nasl
2012-07-30 Name : CentOS Update for dhclient CESA-2011:1819 centos6
File : nvt/gb_CESA-2011_1819_dhclient_centos6.nasl
2012-07-09 Name : RedHat Update for dhcp RHSA-2011:1819-01
File : nvt/gb_RHSA-2011_1819-01_dhcp.nasl
2012-04-02 Name : Fedora Update for dhcp FEDORA-2011-16981
File : nvt/gb_fedora_2011_16981_dhcp_fc16.nasl
2012-04-02 Name : Fedora Update for dhcp FEDORA-2012-0490
File : nvt/gb_fedora_2012_0490_dhcp_fc16.nasl
2012-01-09 Name : Fedora Update for dhcp FEDORA-2011-16976
File : nvt/gb_fedora_2011_16976_dhcp_fc15.nasl
2011-12-16 Name : Ubuntu Update for isc-dhcp USN-1309-1
File : nvt/gb_ubuntu_USN_1309_1.nasl
2011-12-09 Name : Mandriva Update for dhcp MDVSA-2011:182 (dhcp)
File : nvt/gb_mandriva_MDVSA_2011_182.nasl
0000-00-00 Name : FreeBSD Ports: isc-dhcp42-server
File : nvt/freebsd_isc-dhcp42-server.nasl

Open Source Vulnerability Database (OSVDB)

Id Description
77584 ISC DHCP Regular Expressions dhcpd.conf DHCP Request Packet Parsing Remote DoS

Nessus® Vulnerability Scanner

Date Description
2015-01-19 Name : The remote Solaris system is missing a security patch for third-party software.
File : solaris11_isc-dhcp_20120404.nasl - Type : ACT_GATHER_INFO
2014-11-17 Name : The remote Red Hat host is missing one or more security updates.
File : redhat-RHSA-2011-1850.nasl - Type : ACT_GATHER_INFO
2014-06-13 Name : The remote openSUSE host is missing a security update.
File : suse_11_4_dhcp-111209.nasl - Type : ACT_GATHER_INFO
2014-06-13 Name : The remote openSUSE host is missing a security update.
File : suse_11_3_dhcp-111209.nasl - Type : ACT_GATHER_INFO
2014-06-13 Name : The remote openSUSE host is missing a security update.
File : openSUSE-2012-71.nasl - Type : ACT_GATHER_INFO
2014-06-13 Name : The remote openSUSE host is missing a security update.
File : openSUSE-2011-68.nasl - Type : ACT_GATHER_INFO
2013-09-04 Name : The remote Amazon Linux AMI host is missing a security update.
File : ala_ALAS-2012-31.nasl - Type : ACT_GATHER_INFO
2013-07-12 Name : The remote Oracle Linux host is missing one or more security updates.
File : oraclelinux_ELSA-2011-1819.nasl - Type : ACT_GATHER_INFO
2013-01-09 Name : The remote Gentoo host is missing one or more security-related patches.
File : gentoo_GLSA-201301-06.nasl - Type : ACT_GATHER_INFO
2012-08-27 Name : The remote Slackware host is missing a security update.
File : Slackware_SSA_2012-237-01.nasl - Type : ACT_GATHER_INFO
2012-08-02 Name : The remote Debian host is missing a security-related update.
File : debian_DSA-2519.nasl - Type : ACT_GATHER_INFO
2012-08-01 Name : The remote Scientific Linux host is missing one or more security updates.
File : sl_20111214_dhcp_on_SL6_x.nasl - Type : ACT_GATHER_INFO
2012-01-03 Name : The remote Fedora host is missing a security update.
File : fedora_2011-16976.nasl - Type : ACT_GATHER_INFO
2011-12-23 Name : The remote CentOS host is missing one or more security updates.
File : centos_RHSA-2011-1819.nasl - Type : ACT_GATHER_INFO
2011-12-16 Name : The remote Ubuntu host is missing a security-related patch.
File : ubuntu_USN-1309-1.nasl - Type : ACT_GATHER_INFO
2011-12-15 Name : The remote Red Hat host is missing one or more security updates.
File : redhat-RHSA-2011-1819.nasl - Type : ACT_GATHER_INFO
2011-12-15 Name : The remote Fedora host is missing a security update.
File : fedora_2011-16981.nasl - Type : ACT_GATHER_INFO
2011-12-09 Name : The remote Mandriva Linux host is missing one or more security updates.
File : mandriva_MDVSA-2011-182.nasl - Type : ACT_GATHER_INFO
2011-12-08 Name : The remote FreeBSD host is missing one or more security-related updates.
File : freebsd_pkg_93be487e211f11e189b4001ec9578670.nasl - Type : ACT_GATHER_INFO

Sources (Detail)

Source Url
BID http://www.securityfocus.com/bid/50971
CONFIRM https://www.isc.org/software/dhcp/advisories/cve-2011-4539
DEBIAN http://www.debian.org/security/2012/dsa-2519
FEDORA http://lists.fedoraproject.org/pipermail/package-announce/2011-December/07098...
http://lists.fedoraproject.org/pipermail/package-announce/2012-January/071549...
GENTOO http://security.gentoo.org/glsa/glsa-201301-06.xml
MANDRIVA http://www.mandriva.com/security/advisories?name=MDVSA-2011:182
SECTRACK http://www.securitytracker.com/id?1026393
SECUNIA http://secunia.com/advisories/47153
http://secunia.com/advisories/47178
SUSE http://lists.opensuse.org/opensuse-updates/2011-12/msg00006.html
UBUNTU http://www.ubuntu.com/usn/USN-1309-1
XF https://exchange.xforce.ibmcloud.com/vulnerabilities/71680

Alert History

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Date Informations
2024-02-02 01:17:42
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2024-02-01 12:05:13
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2023-09-05 12:16:37
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2023-09-05 01:05:05
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2023-09-02 12:16:42
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2023-08-11 12:16:48
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2023-08-11 01:05:22
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2023-08-06 01:05:12
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2023-08-04 01:05:13
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2023-07-14 12:16:12
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2023-07-14 01:05:10
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2023-03-29 01:18:06
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2023-03-28 12:05:18
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2022-10-11 12:14:28
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2022-10-11 01:04:54
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2021-05-04 12:18:14
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2021-04-22 01:21:37
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2020-05-23 00:32:15
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2017-08-29 09:23:36
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2015-01-21 13:25:03
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2014-11-18 13:25:57
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2014-06-14 13:31:58
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2014-02-17 11:06:20
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2013-08-22 13:19:00
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2013-05-10 23:10:58
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